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-----------------------------------------------------------------'z 11.0 Ordering Information NSC858XX 12.0 Reliability Information Gate Count 4280 Transistor Count 8450 \1 i'A+ = A+ ""-........ , o = Ceramic Package N = Plastic Package E = Ceramic Leadl .. s Chip carrier (LCC) V = Plastic Leaded Chip Cerrler (PCC) (Availability to be announced) TL/C/5593-37 ~ ~ 4-111
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~ National ~ Semiconductor 400014 R
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TRADEMARKS Following is the most cu
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II) c ~ ~National ~ ~ Semiconductor
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Table of Contents (Continued) Secti
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Alpha-Numeric Index(continUed) DS36
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Section 1 Local Area Networks IEEE
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~National ~ Semiconductor DP8390C/N
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3.0 Functional Description (Continu
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5.0 Pin Descriptions (Continued) BU
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6.0 Direct Memory Access Control (D
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7.0 Packet Reception (Continued) Re
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8.0 Packet Transmission (Continued)
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10.0 Internal Registers (Continued)
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.----------------------------------
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12.0 Loopback Diagnostics (Continue
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13.0 Bus Arbitration and Timing The
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13.0 Bus Arbitration and Timing (Co
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15.0 Switching Characteristics AC S
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15.0 Switching Characteristics (Con
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AC Timing Test Conditions Input Pul
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2.0 Block Diagram COL CRS PROTOCOL
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4.0 Transmit/Receive Packet Encapsu
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5.0 Pin Descriptions (Continued) BU
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7.0 Packet Reception (Continued) fo
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7.0 Packet Reception (Continued) Er
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9.0 Remote DMA The Remote DMA chann
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11.0 Initialization Procedures (Con
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13.0 Bus Arbitration and Timing The
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15.0 Switching Characteristics AC S
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AC Timing Test Conditions Input Pul
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2.0 Block Diagram TRANSCEIVER CABLE
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PCC Connection Diagram 39.0. 39.0.
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6.0 Absolute Maximum Ratings Recomm
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9.0 Timing and Load Diagrams (Conti
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2.0 Block Diagram COAX CABLE r ____
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~~L ~------------------------------
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6.0 Absolute Maximum Ratings (Note
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I: • • • • • • Interrup
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PAL20LB Decode and DMA Interface Lo
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~ U16/8 R1 R1,R2=4.7k.o. Note: For
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Although Cheapernet is intended for
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The transmitted packet from the SNI
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Truth Table for Various Collision D
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CHEAPERNET APPLICATION WITH THE DP8
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DP8390 Network Interface Controller
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ping between the received address a
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If the current local DMA address ev
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6.2 Dual Port Memory One popular me
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StarLAN With The DP839EB Evaluation
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SUPPORTING DOCUMENTS The following
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Pulse Transformer U3 .----. j " "P>
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ELECTROSTATIC DISCHARGE TEST (ESD)
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Section 2 Contents DP8340INS32440 I
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.. 0 C'I C") en .... z 0 C") GO Go
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~ 'OIl' N CO) (J) Z .... o 'OIl' CO
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Timing Characteristics Oscillator F
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Timing Waveforms (Continued) TA REG
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.. ... ~ ~National ~ ~ Semiconduc
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Detailed Functional Pin Description
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Message Format (Continued) DATA REC
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Timing Characteristics (Notes 2, 6,
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Timing Waveforms (Continued) 4T±(T
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Typical Applications (Continued) +5
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N r--------------------------------
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~ ..,. r---------------------------
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Timing Characteristics (Continued)
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Functional Timing Waveforms (Contin
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Typical Applications (Continued) DA
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C") "Ot "Ot N C") en ...... z C") "
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) r--------------------------------
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Absolute Maximum Ratings (Note 1) I
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(W) r------------------------------
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M r--------------------------------
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MUX~ __________________ The BIPLAN
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U) ,-------------------------------
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~r---------------------------------
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~ .--------------------------------
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An EPROM implementation was selecte
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MASTER MUL TIPLEXING/DE-MUL TIPLEXI
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AN·496 '" 0, '" (U17/ (U23/6) TO 5
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AN-496 t W19 ~ J2-43 I' [; 0 J2-42
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AN·496
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DP8342/DP8343 HIGH SPEED INTERFACE
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2.0 Connection Diagram A13- 12 A12-
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3.0 Pin Descriptions (Continued) Si
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~ ~ 4.0 Electrical Specifications (
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4.0 Electrical Specifications (Cont
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~ ~ 4.0 Electrical Specifications (
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c( '
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~L ______________ ___ ~ ~ 4.0 Elect
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5.0 Instruction Set Overview (Conti
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6.0 Instruction Set Reference (Cont
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~ ,--------------------------------
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~ C') 6.0 Instruction Set Reference
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! 6.0 Instruction Set Reference (Co
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~ ~ 6.0 Instruction Set Reference (
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== ~ 6.0 Instruction Set Reference
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7.0 CPU Registers (Continued) BIT I
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7.0 CPU Registers (Continued) BIRO
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7.0 CPU Registers (Continued) 76543
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7.0 CPU Registers (Continued) BIT D
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7.0 CPU Registers (Continued) BIT D
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8.0 Remote Interface and Arbitratio
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~ ~ HASM state TCU state eLK-OUT RE
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~I tn tn ...._,__'RS A RS, RSC IMEM
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~ 01 CO RASM stat. TCU stat. CLK-OU
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~ ~ I\~"'''' I 'ow = "[OW2-0) , RS
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~ 8l HASM stat. TCU stat. CU- C» b
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.----------------------------------
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10.0 Transceiver (Continued) (a) 32
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10.0 Transceiver (Continued) TABLE
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10.0 Transceiver (Continued) dotted
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10.0 Transceiver (Continued) TABLE
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10.0 Transceiver (Continued) {also
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Decoding Bit Fields with the JRMK I
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Receiver Interrupts/Flags for the D
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****************DA ISR*************
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"Interrupts"-A Powerful Tool of the
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TABLE II. (lCR) Interrupt Mask Bits
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Running the DP8344 with wait states
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» z I U'I Q 01:00 INSTRUCTION ADDR
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WHY EPROM SOFT-LOAD? In a stand-alo
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RESET ~. Timing at Beginning of Ins
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.. I CRYSTAL ~~~.~ I UP TO 64K OP83
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The roll-off frequency, Fro, should
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ceives messages whose first frame a
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RECEIVER INTERRUPT The receiver int
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JMP n LJMP n JMPR Rs JMPI Ptr JRMK
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00044 F90a :J- 226 Z • 227 MOVE A
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l> Z 00074 80BD 2'18 en • 00075 0
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Section 3 ISDN Components
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Introduction To National Semiconduc
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NSC Solutions for Layers 2 and 3 Na
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NSC Solutions: Systems Level Basic
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~National ~ Semiconductor PRELIMINA
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ISDN DEFINITIONS "B" Channel, or DS
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~ '" TE2 UP TO 8 TERMINALS -
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Section 4 Contents INS8250/INS8250-
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m . r------------------------------
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3.0 AC Electrical Characteristics T
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. ID
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5.0 Block Diagram INTERNAL DATA IUS
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6.0 Pin Descriptions (Continued) In
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8.0 Registers (Continued) and 1, on
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8.0 Registers (Continued) 8.5 INTER
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~ &I) o N m Z ::::: o &I) 'Of' o co
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~ Lt) o N co U) Z ::::: o Lt) '
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4.0 Timing Waveforms (Continued) Re
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6.0 Pin Descriptions (Continued) Re
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8.0 Registers The system programmer
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8.0 Registers (Continued) 8.3 PROGR
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8.0 Registers (Continued) Table II
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9.0 Typical Applications (Continued
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Table of Contents 1.0 ABSOLUTE MAXI
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3.0 AC Electrical Characteristics T
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4.0 Timing Waveforms (Continued) Wr
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,----------------------------------
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5.0 Block Diagram AO A, A2 CSD CSI
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6.0 Pin Descriptions (Continued) tr
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... .I>. '" Bit No. TABLE II. Summa
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8.0 Registers (Continued) 8.3 PROGR
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8.0 Registers (Continued) When the
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'" .j>. 01 PHil This shows the basi
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,----------------------------------
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3. The Rx FIFO will hold 16 bytes r
Page 466 and 467: NS16550A E-J r-o ..... IRQ4 ICU CPU
Page 468 and 469: TITLE 550APP.ASM - NS16550A INITIAL
Page 470 and 471: 3.0 Board to Board Communications w
Page 472 and 473: DIAPPS.ASM Flow Chart l> z • ~ CO
Page 474 and 475: » z I "" CD RDAI: DISABLE IRTS, SE
Page 476 and 477: COMPARE: SET UP COMPARE BUffER POIN
Page 478 and 479: .set iCu imsk,lO *aO • set icu -c
Page 480 and 481: holdloop: nop # br hold loop # # #*
Page 482 and 483: # msint: save [rO,rl,r2,r3] # movd
Page 484 and 485: #3/30/B7••••• D2APPS.ASM
Page 486 and 487: # #*************************** 1655
Page 488 and 489: -----------------------------------
Page 490 and 491: A Comparison of the I NS8250, NS 16
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Page 494 and 495: cessed (see Figure 4), The output o
Page 496 and 497: AC Electrical Characteristics T A =
Page 498 and 499: ~National ~ Semiconductor \ J micro
Page 500 and 501: 1.0 Absolute Maximum Ratings 2.0 Op
Page 502 and 503: 4.0 AC Electrical Characteristics (
Page 504 and 505: 5.0 Timing Waveforms (Continued) ii
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Page 508 and 509: 6.0 Connection Diagrams Dual-In-Lln
Page 510 and 511: 8.0 Block Diagram CPU INTERFACE INT
Page 512 and 513: 9.0 Registers (Continued) Bit three
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Page 518 and 519: Section 5 Modems
Page 520 and 521: ~National ~ Semiconductor MM74HC942
Page 522 and 523: AC Electrical Characteristics Unles
Page 524 and 525: Functional Description (Continued)
Page 526 and 527: ~National ~ Semiconductor MM74HC943
Page 528 and 529: AC Electrical Characteristics Unles
Page 532 and 533: Applications Information (Continued
Page 534 and 535: Absolute Maximum Ratings If Militar
Page 536 and 537: Electrical Characteristics Unless o
Page 538 and 539: Functional Description Figure 1 is
Page 544 and 545: '?'A National ~ Semiconductor ,..,A
Page 546 and 547: Electrical Characteristics unless o
Page 548 and 549: Pin Descriptions (Continued) Pin No
Page 550 and 551: Control Considerations (Continued)
Page 552 and 553: TABLE I. Operating and Test Modes D
Page 554 and 555: DAA: A Hybrid Design Program for th
Page 556 and 557: 10 REM •••••••••
Page 558 and 559: 1210 'GO,BO SUBROUTINE 1220 R1#=GN#
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,----------------------------------
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Fc Kt Kr meanGdb 7500 0.750 -22.87
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Section 6 Contents Transmission Lin
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Differential Data Transmission (Con
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~National ~ Semiconductor DS14C88/D
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~National ~ Semiconductor DS26LS31
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~National ~ Semiconductor DS26LS32C
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~National ~ Semiconductor OS3486 Qu
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co CJ) (D (f) tJ) Q - CJ) """ (D (f
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.... in ~ ~Nat1onal c ~ Semiconduct
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~National ~ Semiconductor DS8921/DS
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~National ~ Semiconductor DS8924 Qu
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..... .,... II) co en « :::l.. ...
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~National ~ Semiconductor DS9636A/,
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co r-------------------------------
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C") .., ~ ~National .., ~ ~ Semicon
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Section 7 Contents Physical Dimensi
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~ o "iii i E is 1j £ a. 0.985 t'+'
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II) c o 'iii c Q) E C «i u 'iii .c
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III c::: o "en c::: CI) E is (ij u
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NOTES
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NOTES
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INTUITIVE IC OP AMPS-1984 Thomas M.
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NOTES
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NATIONAL SEMICONDUCTOR CORPORATION
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NATIONAL SEMICONDUCTOR CORPORATION
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