nt2gt64u8hb0jy Nanya Techology, nt2gt64u8hb0jy Datasheet - Page 7

• Manufacturer Part Number: nt2gt64u8hb0jy
• Description: 240pin Unbuffered Ddr2 Sdram Module
• Manufacturer: Nanya Techology

NT2GT64U8HB0JY
2GB: 256M x 64
Unbuffered DDR2 SDRAM DIMM
Serial Presence Detect --
256Mx64 2 RANKs UNBUFFERED DDR2 SDRAM DIMM based on 128Mx8, 4Banks, 8K Refresh, 1.8V DDR2 SDRAMs with SPD
REV 1.1
09/2007
Note 1:
92-255 Reserved
46-61 Reserved
64-71 Manufacture’s JEDEC ID Code
73-91 Module Part number
Byte
40
41
42
43
44
45
46
62
63
72
Extension of Byte 41 tRC and Byte 42 tRFC
Minimum Core Cycle Time (tRC)
Min. Auto Refresh Command Cycle Time (tRFC)
Maximum Clock Cycle Time (tCK)
Max. DQS-DQ Skew Factor (tQHS)
Read Data Hold Skew Factor (tQHS)
PLL Relock Time
SPD Revision
Checksum for bytes 0-62
Module Manufacturing Location
NT2GT64U8HB0JY-37B  4E54324754363455384842304A592D33374220
NT2GT64U8HB0JY-3C  4E54324754363455384842304A592D33432020
NT2GT64U8HB0JY-25D  4E54324754363455384842304A592D32354420
Description
Part 2 of 2
7
NANYA TECHNOLOGY CORP. reserves the right to change Products and Specifications without notice.
0.30ns 0.24ns 0.20ns
0.40ns 0.34ns 0.30ns
Module Part Number in
-37B
533
Manufacturing Code
SPD Entry Value
127.5ns
Check Sum
Undefined
NANYA
60.0ns
ASCII
8.0ns
TBD
667
-3C
N/A
1.2
-
105ns
-25D
800
-37B
533
Serial PD Data Entry
1E
5B
28
7F7F7F0B00000000
(Hexadecimal)
7F
06
© NANYA TECHNOLOGY CORP.
667
-3C
3C
80
18
22
00
12
17
--
--
--
--
-25D
800
C5
1E
00
69
14
Note
1