MT40A1G8WE-083EAAT Datasheet, PDF (7/358 Pages) Micron Technology – Automotive DDR4 SDRAM

8Gb: x8, x16 Automotive DDR4 SDRAM
Features
ODT Latency and Posted ODT .................................................................................................................... 248
Timing Parameters .................................................................................................................................... 248
ODT During Reads .................................................................................................................................... 250
Dynamic ODT ............................................................................................................................................... 251
Functional Description .............................................................................................................................. 251
Asynchronous ODT Mode .............................................................................................................................. 254
Electrical Specifications ................................................................................................................................. 255
Absolute Ratings ........................................................................................................................................ 255
DRAM Component Operating Temperature Range ...................................................................................... 255
Electrical Characteristics – AC and DC Operating Conditions .......................................................................... 256
Supply Operating Conditions ..................................................................................................................... 256
Leakages ................................................................................................................................................... 257
V_REFCA Supply ............................................................................................................................................ 257
V_REFDQ Supply and Calibration Ranges ....................................................................................................... 258
V_REFDQ Ranges ........................................................................................................................................... 259
Electrical Characteristics – AC and DC Single-Ended Input Measurement Levels .............................................. 260
RESET_n Input Levels ................................................................................................................................ 260
Command/Address Input Levels ................................................................................................................ 260
Command, Control, and Address Setup, Hold, and Derating ........................................................................ 262
Data Receiver Input Requirements ............................................................................................................. 264
Connectivity Test (CT) Mode Input Levels .................................................................................................. 268
Electrical Characteristics – AC and DC Differential Input Measurement Levels ................................................. 272
Differential Inputs ..................................................................................................................................... 272
Single-Ended Requirements for CK Differential Signals ............................................................................... 273
Slew Rate Definitions for CK Differential Input Signals ................................................................................ 274
CK Differential Input Cross Point Voltage .................................................................................................... 275
DQS Differential Input Signal Definition and Swing Requirements .............................................................. 277
DQS Differential Input Cross Point Voltage ................................................................................................. 279
Slew Rate Definitions for DQS Differential Input Signals .............................................................................. 280
Electrical Characteristics – Overshoot and Undershoot Specifications ............................................................. 282
Address, Command, and Control Overshoot and Undershoot Specifications ................................................ 282
Clock Overshoot and Undershoot Specifications ......................................................................................... 282
Data, Strobe, and Mask Overshoot and Undershoot Specifications .............................................................. 283
Electrical Characteristics – AC and DC Output Measurement Levels ................................................................ 284
Single-Ended Outputs ............................................................................................................................... 284
Differential Outputs .................................................................................................................................. 285
Reference Load for AC Timing and Output Slew Rate ................................................................................... 287
Connectivity Test Mode Output Levels ........................................................................................................ 287
Electrical Characteristics – AC and DC Output Driver Characteristics ............................................................... 289
Output Driver Electrical Characteristics ..................................................................................................... 289
Output Driver Temperature and Voltage Sensitivity ..................................................................................... 292
Alert Driver ............................................................................................................................................... 292
Electrical Characteristics – On-Die Termination Characteristics ...................................................................... 294
ODT Levels and I-V Characteristics ............................................................................................................ 294
ODT Temperature and Voltage Sensitivity ................................................................................................... 295
ODT Timing Definitions ............................................................................................................................ 296
DRAM Package Electrical Specifications ......................................................................................................... 299
Thermal Characteristics ................................................................................................................................. 303
Current Specifications – Measurement Conditions .......................................................................................... 304
I_DD, I_PP, and I_DDQ Measurement Conditions ................................................................................................ 304
I_DD Definitions .......................................................................................................................................... 305
Current Specifications – Patterns and Test Conditions ..................................................................................... 309
CCMTD-1406124318-10419
8gb_auto_ddr4_dram.pdf - Rev. C 3/17 EN
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