Datasheet

J
J
J
M
M
M
8
8
8
0
0
0
0
0
0
Q
Q
Q
L
L
L
U
U
U
-
-
-
2
2
2
G
G
G
240PIN DDR2 800 Unbuffered DIMM 0.72”
2GB With 128Mx8 CL6
Transcend Information Inc.
2
Dimensions
Side Millimeters Inches
A 133.35 ±0.15 5.250 ±0.006
B 55 2.165
C 63 2.480000
D 5 0.197
E 2.5 0.0980
F 1.5 ±0.10 0.059 ±0.039
G 5.175 0.204
H 2.2 0.867
I 4 0.157
J 10 0.394
K 17.8 0.701
L 18.3 ±0.15 0.72 ±0.006
M 1.27 ±0.10 0.050 ±0.004
(Refer Placement)
Pin Identification
Symbol Function
A0~A13, BA0~BA2 Address input
DQ0~DQ63 Data Input / Output.
DQS0~DQS8 Data strobe
/DQS0~/DQS8 Differential Data strobe
CK0, /CK0
CK1, /CK1
CK2, /CK2
Clock Input.
CKE0, CKE1 Clock Enable Input.
ODT0, ODT1 On-die termination control line
/CS0, /CS1 Chip Select Input.
/RAS Row Address Strobe
/CAS Column Address Strobe
/WE Write Enable
DM0~DM8 Data-in Mask
VDD +1.8 Voltage power supply
VDDQ
+1.8 Voltage Power Supply for
DQS
VREF Power Supply for Reference
VDDSPD
Serial EEPROM Positive Power
Supply
SA0~SA2 Address select for EEPROM
SCL Serial PD Clock
SDA Serial PD Add/Data input/output
VSS Ground
NC No Connection