Datasheet
DTM64380A
8 GB - 240-Pin 2Rx8 Unbuffered ECC DDR3 DIMM
Document 06981, Revision A, 26-OCT-11, Dataram Corporation
2011 Page 10
Upper Nibble for tFAW.
Bit 3 ~ Bit 0. tFAW Most Significant Nibble -
0
28
Bit 7 ~ Bit 4. Reserved -
0
0x00
29
Minimum Four Activate Window Delay Time (tFAWmin), Least Significant
Byte.
30.0ns 0xF0
SDRAM Optional Features.
Bit 0. RZQ / 6 -
X
Bit 1. RZQ / 7 -
X
Bit 6 ~ Bit 2. Reserved -
30
Bit 7. DLL-Off Mode Support
0x83
SDRAM Drivers Supported.
Extended Temperature Range -
X
Extended Temperature Refresh Rate -
Auto Self Refresh (ASR) -
On-die Thermal Sensor (ODTS) Readout -
Reserved -
Reserved -
Reserved -
31
Partial Array Self Refresh (PASR) -
0x01
Module Thermal Sensor.
Bit 6 ~ Bit 0. Thermal Sensor Accuracy -
0
32
Bit 7. Thermal Sensor -
With TS
0x80
SDRAM Device Type.
Bit 6 ~ Bit 0. Non-Standard Device Description -
0
33
Bit 7. SDRAM Device Type -
Std Mono
0x00
34-59
Reserved UNUSED
0x00
Module Nominal Height.
Bit 4 ~ Bit 0. Module Nominal Height max, in mm -
29<h<=3
0
60
Bit 7 ~ Bit5. Reserved -
0
0x0F
Module Maximum Thickness.
Bit 3 ~ Bit 0. Front, in mm (baseline thickness = 1 mm) -
1<th<=2
61
Bit 7 ~ Bit 4. Back, in mm (baseline thickness = 1 mm) -
1<th<=2
0x11
Reference Raw Card Used.
Bit 4 ~ Bit 0. Reference Raw Card -
R/C E
Bit 6, Bit 5. Reference Raw Card Revision -
Rev.3
62
Bit 7. Reserved -
0
0x64
Address Mapping from Edge Connector to DRAM.
Bit 0. Rank 1 Mapping (Registered DIMM - Reserved) -
Mirrored
63
Bit 7 ~ Bit 1. Reserved -
0
0x01
64-116
Module-Specific Section UNUSED 0x00
117 Module Manufacturer ID Code, Least Significant Byte 0x80