Datasheet
T
T
T
S
S
S
3
3
3
2
2
2
M
M
M
L
L
L
S
S
S
6
6
6
4
4
4
V
V
V
8
8
8
D
D
D
2
2
2
168 PIN PC100 Unbuffered DIMM
256MB With 16M X8 CL2
Transcend information Inc
2
Dimensions
Side Millimeters Inches
A 133.35±0.40 5.250±0.016
B 65.67 2.585
C 23.49 0.925
D 8.89 0.350
E 3.00 0.118
F 29.21±0.20 1.150±0.008
G 19.80 0.780
H 15.80 0.622
I 1.27±0.10 0.050±0.004
(Refer Placement)
Pin Identification
Symbol Function
A0~A11,BA0,BA1
Address input
DQ0~DQ63
Data Input / Output.
CLK0~CLK3
Clock Input.
CKE0, CKE1
Clock Enable Input.
/CS0~/CS3
Chip Select Input.
/RAS
Row Address Strobe
/CAS
Column Address Strobe
/WE
Write Enable
DQM0~DQM7
Data (DQ) Mask
SA0~SA2
Address in EEPROM
SCL
Serial PD Clock
SDA
Serial PD Add/Data input/output
Vcc
+3.3 Voltage Power Supply
Vss
Ground
NC
No Connection