2Gb: x4, x8, x16 DDR3 SDRAM - Micron

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Figure 100: Power-Down Entry After WRITE with Auto Precharge (WRAP) CK# CK Command CKE Address A10 DQS, DQS# DQ BL8 DQ BC4 T0 T1 Ta0 Ta1 Ta2 Ta3 Ta4 Ta5 Ta6 Ta7 Tb0 Tb1 WRAP Valid NOP NOP NOP NOP NOP NOP NOP NOP NOP NOP NOP NOP WL = AL + CWL DI n DI n DI n + 1 DI n + 1 DI n + 2 DI n + 2 DI n + 3 DI n + 3 t WRAPDEN DI n + 4 DI n + 5 DI n + 6 DI n + 7 Start internal precharge WR 1 t IS t CPDED Power-down or self refresh entry 2 Indicates break in time scale Tb2 Tb3 Tb4 t PD Transitioning Data Notes: 1. t WR is programmed through MR0[11:9] and represents t WRmin (ns)/ t CK rounded up to the next integer t CK. 2. CKE can go LOW 2 t CK earlier if BC4MRS. Figure 101: REFRESH to Power-Down Entry CK# CK Command REFRESH NOP NOP NOP NOP Valid CKE T0 T1 T2 T3 Ta0 Ta1 Ta2 Tb0 t CK t CH t CL t REFPDEN t IS t CPDED t PD t RFC (MIN) 1 2Gb: x4, x8, x16 DDR3 SDRAM Power-Down Mode t CKE (MIN) t XP (MIN) Indicates break in time scale Note: 1. After CKE goes HIGH during t RFC, CKE must remain HIGH until t RFC is satisfied. Don’t Care Don’t Care PDF: 09005aef826aaadc 2Gb_DDR3_SDRAM.pdf – Rev. P 2/12 EN 186 Micron Technology, Inc. reserves the right to change products or specifications without notice. � 2006 Micron Technology, Inc. All rights reserved.
Figure 102: ACTIVATE to Power-Down Entry CK# CK Command Address CKE T0 T1 T2 T3 T4 T5 T6 T7 t CK t CH t CL ACTIVE NOP NOP Valid t ACTPDEN t IS t CPDED Figure 103: PRECHARGE to Power-Down Entry CK# CK Command Address CKE T0 T1 T2 T3 T4 T5 T6 T7 t CK t CH t CL PRE NOP NOP All/single bank t PREPDEN t IS t CPDED 2Gb: x4, x8, x16 DDR3 SDRAM Power-Down Mode t PD t PD Don’t Care Don’t Care PDF: 09005aef826aaadc 2Gb_DDR3_SDRAM.pdf – Rev. P 2/12 EN 187 Micron Technology, Inc. reserves the right to change products or specifications without notice. � 2006 Micron Technology, Inc. All rights reserved.
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DDR3 SDRAM MT41J512M4 - 64 Meg x 4
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2Gb: x4, x8, x16 DDR3 SDRAM Feature
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State Diagram Figure 2: Simplified
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2Gb: x4, x8, x16 DDR3 SDRAM Functio
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Figure 4: 256 Meg x 8 Functional Bl
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Figure 7: 96-Ball FBGA - x16 (Top V
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Table 3: 78-Ball FBGA - x4, x8 Ball
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Table 4: 96-Ball FBGA - x16 Ball De
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Figure 9: 78-Ball FBGA - x4, x8 (HX
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Figure 11: 96-Ball FBGA - x16 (JT)
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Input/Output Capacitance Table 6: D
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Figure 12: Thermal Measurement Poin
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Table 9: I DD0 Measurement Loop CK,
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2Gb: x4, x8, x16 DDR3 SDRAM Electri
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Table 14: I DD4R Measurement Loop C
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Table 16: I DD5B Measurement Loop C
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Table 18: I DD7 Measurement Loop CK
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Electrical Characteristics - I DD S
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Table 21: I DD Maximum Limits - Die
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Electrical Specifications - DC and
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Figure 13: Input Signal 0.925V 0.85
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Table 28: Differential Input Operat
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Figure 18: Definition of Differenti
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Figure 19: Nominal Slew Rate Defini
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ODT Characteristics Figure 21: ODT
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Table 33: R TT Effective Impedances
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Figure 23: t AON and t AOF Definiti
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Output Driver Impedance Figure 26:
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34 Ohm Driver The 34� driver’s
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Alternative 40 Ohm Driver Table 45:
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Output Characteristics and Operatin
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Figure 28: Differential Output Sign
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Slew Rate Definitions for Different
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Table 53: DDR3-1333 Speed Bins DDR3
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Table 55: DDR3-1866 Speed Bins DDR3
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PDF: 09005aef826aaadc Micron Techno
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2Gb: x4, x8, x16 DDR3 SDRAM Command
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Table 62: Derating Values for t IS/
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Figure 32: Nominal Slew Rate and t
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Figure 34: Tangent Line for t IS (C
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Data Setup, Hold, and Derating 2Gb:
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Table 68: Derating Values for t DS/
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2Gb: x4, x8, x16 DDR3 SDRAM Data Se
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Figure 37: Nominal Slew Rate for t
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Figure 39: Tangent Line for t DH (D
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2Gb: x4, x8, x16 DDR3 SDRAM Command
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Commands DESELECT NO OPERATION ZQ C
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PRECHARGE REFRESH 2Gb: x4, x8, x16
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DLL Disable Mode • All other self
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Figure 42: DLL Disable Mode to DLL
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Input Clock Frequency Change 2Gb: x
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Write Leveling Figure 45: Write Lev
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Write Leveling Procedure 2Gb: x4, x
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Write Leveling Mode Exit Procedure
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Figure 48: Initialization Sequence
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Page 139 and 140: Mode Register 1 (MR1) Figure 53: Mo
Page 141 and 142: On-Die Termination (ODT) WRITE LEVE
Page 143 and 144: Mode Register 2 (MR2) Figure 55: Mo
Page 145 and 146: SRT versus ASR 2Gb: x4, x8, x16 DDR
Page 147 and 148: Figure 58: MPR Block Diagram Memory
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Page 153 and 154: MPR Read Predefined Pattern The pre
Page 155 and 156: ACTIVATE Operation Before any READ
Page 157 and 158: READ Operation Figure 66: READ Late
Page 163 and 164: 2Gb: x4, x8, x16 DDR3 SDRAM READ Op
Page 165 and 166: Figure 77: Data Strobe Timing - REA
Page 167 and 168: Figure 80: t RPST Timing CK CK# DQS
Page 169 and 170: Figure 81: t WPRE Timing Figure 82:
Page 175 and 176: Figure 90: WRITE (BL8) to PRECHARGE
Page 177 and 178: Figure 93: Data Input Timing DQS, D
Page 179 and 180: Figure 94: Self Refresh Entry/Exit
Page 181 and 182: Power-Down Mode Power-down is synch
Page 183 and 184: Figure 95: Active Power-Down Entry
Page 185: Figure 98: Power-Down Entry After R
Page 189 and 190: RESET Operation 2Gb: x4, x8, x16 DD
Page 191 and 192: On-Die Termination (ODT) Figure 107
Page 193 and 194: Dynamic ODT Dynamic ODT Special Use
Page 195 and 196: Table 89: Mode Registers for R TT(W
Page 199 and 200: Synchronous ODT Mode ODT Latency an
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2Gb: x4, x8, x16 DDR3 SDRAM - Micron

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