Enhanced RS-232 Line Drivers and Receivers

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This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operation sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods of time may affect reliability. V cc ................................................................................................................................................................. +6V V + .................................................................................................................... (Vcc-0.3V) to +11.0V V - ............................................................................................................................................................ -11.0V Input Voltages T IN ......................................................................................................................... -0.3 to (Vcc +0.3V) R IN ............................................................................................................................................................ ±30V V CC =+5V±10%; 0.1µF charge pump capacitors; T MIN to T MAX unless otherwise noted. ABSOLUTE MAXIMUM RATINGS Output Voltages T OUT .................................................................................................... (V+, +0.3V) to (V-, -0.3V) R OUT ................................................................................................................ -0.3V to (Vcc +0.3V) Short Circuit Duration T OUT ......................................................................................................................................... Continuous Plastic DIP .......................................................................... 375mW (derate 7mW/°C above +70°C) Small Outline ...................................................................... 375mW (derate 7mW/°C above +70°C) ELECTRICAL CHARACTERISTICS PARAMETERS MIN. TYP. MAX. UNITS CONDITIONS TTL INPUT Logic Threshold LOW 0.8 Volts T IN ; EN, SD HIGH 2.0 Volts T IN ; EN, SD Logic Pull-Up Current 15 200 µA T IN = ZeroV TTL OUTPUT TTL/CMOS Output Voltage, Low 0.4 Volts I OUT = 3.2mA; Vcc = +5V I Voltage, High 3.5 Volts OUT = -1.0mA Leakage Current; T A = +25° 0.05 ±10 µA EN = V CC , ZeroV≤V OUT ≤V CC SP310A and SP312A only RS-232 OUTPUT Output Voltage Swing ±5 ±6 Volts All transmitter outputs loaded with 3kΩ to Ground Output Resistance 300 Ohms V CC = ZeroV; V OUT = ±2V Output Short Circuit Current ±18 mA Infinite duration Maximum Data Rate 120 240 Kbps C L = 2500pF, R L = 3kΩ RS-232 INPUT Voltage Range -30 +30 Volts Voltage Threshold LOW 0.8 1.2 Volts V CC = 5V, T A = +25°C HIGH 1.7 2.4 Volts V CC = 5V, T A = +25°C Hysteresis 0.2 0.5 1.0 Volts V CC = 5V, T A = +25°C Resistance 3 5 7 kΩ T A = +25°C, -15V ≤ V IN ≤ +15V DYNAMIC CHARACTERISTICS Driver Propagation Delay 1.5 3.0 µs TTL to RS-232; C L = 50pF Receiver Propagation Delay 0.1 1.0 µs RS-232 to TTL Instantaneous Slew Rate 30 V/µs C L = 10pF, R L = 3-7kΩ; T A =+25°C Transition Region Slew Rate 10 V/µs C L = 2500pF, R L = 3kΩ; measured from +3V to -3V or -3V to +3V Output Enable Time 400 ns SP310A and SP312A only Output Disable Time 250 ns SP310A and SP312A only POWER REQUIREMENTS V CC Power Supply Current SP232A 3 5 mA No load, T A = +25°C; V CC = 5V SP233A, SP310A, SP312A 10 15 mA No load, T A = +25°C; V CC = 5V V CC Supply Current,Loaded SP232A 15 mA All transmitters R L = 3kΩ; T A = +25°C SP233A, SP310A, SP312A 25 mA All transmitters R L = 3kΩ; T A = +25°C Shutdown Supply Current SP310A,SP312A 1 10 µA V CC = 5V, T A = +25°C Date: 10/17/ 05 SP232A Series Enhanced RS232 Transceivers © Copyright 2005 Sipex Corporation 2
Not 100% tested. PERFORMANCE CURVES V– Voltage (Volts) -11 -10 -9 -8 VCC = 6V -7 VCC = 5V -6 VCC = 4V -5 -4 -3 0 2 4 6 8 10 12 14 Load Current (mA) V+ (Volts) 12 10 VCC = 6V VCC = 5V 8 VCC = 4V 6 4 2 0 0 5 10 15 20 25 30 35 40 Load Current (mA) ICC (mA) 30 25 VCC = 6V 20 15 VCC = 5V 10 VCC = 4V 5 VCC = 3V 0 -55 -40 0 25 70 85 125 Temperature (°C) VOH (Volts) 9.0 8.5 8.0 7.5 7.0 Load current = 0mA TA = 25°C 6.5 6.0 5.5 5.0 4.5 4.75 5.0 5.25 5.5 VCC (Volts) PINOUTS C1+ V+ C1- C2+ C2- V- T2OUT R2IN 1 2 3 4 5 6 7 8 SP232A 16 15 14 13 12 11 10 9 VCC GND T1OUT R1IN R1OUT T1IN T2IN R2OUT T2IN T1IN R1OUT R1IN T1OUT GND VCC V+ DNC GND Conn to 17 1 2 3 4 5 6 7 8 9 10 SP233ACT/AET 20 19 18 17 16 15 14 13 12 11 R2OUT R2IN T2OUT Conn to 10 Conn to 11 Conn to 12 C1- DNC C1+ DNC Conn to 15 Conn to 16 20-PIN SOIC See Figure 2 for Pin Connections T 2IN T 1IN 1 2 20 19 R OUT 2 R 2IN NC * C1+ 1 2 18 17 ON/OFF VCC EN * C1+ 1 2 18 17 SHUTDOWN VCC R 1OUT R 1IN T 1 OUT GND VCC C 1+ GND 3 4 5 6 7 8 9 SP233ACP/AEP 18 17 16 15 14 13 12 T 2OUT V- C 2 - C 2+ V+ C 1 - V- T2OUT R2IN 3 4 5 6 7 8 9 SP310A 16 15 14 13 12 11 10 GND T1OUT R1IN R1OUT T1IN T2IN R2OUT V+ C1- C2+ C2- V- V+ C1- C2+ C2- V- T2OUT R2IN 3 4 5 6 7 8 9 SP312A 16 15 14 13 12 11 10 GND T1OUT R1IN R1OUT T1IN T2IN R2OUT C 2- 10 11 C 2 + 20-PIN PLASTIC DIP * N.C. for SP310E_A, EN for SP312E_A Date: 10/17/ 05 SP232A Series Enhanced RS232 Transceivers © Copyright 2005 Sipex Corporation 3
Page 1: ® SP232A/233A/310A/312A Enhanced R
Page 5 and 6: +5V INPUT +5V INPUT 7 7 V CC V CC T
Page 7 and 8: VDD a) C 2 + GND GND b) C 2 - Vss F
Page 9 and 10: PACKAGE: 16 PIN NSOIC D SIDE VIEW E
Page 11 and 12: PACKAGE: 16/18/20 PIN PDIP D A1 A I

Enhanced RS-232 Line Drivers and Receivers

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