Transcend TS16MED3260V User Manual

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64MB 72 PIN EDO
DRAM SIMM With 16Mx4 3.3VOLT 
 
 
Description 
The TS16MED3260V is a 16M by 32-bit dynamic 
RAM module with 8pcs of 16Mx4 DRAMs 
assembled on the printed circuit board. 
The TS16MED3260V is optimized for application to 
systems which require high density and large 
capacity along with compact sizing.     
 
Features 
•  16,777,216 word by 32-bit organization. 
•  Fast Page Mode with Extended Data Out. 
•  Single +3.3V ± 10% power supply. 
•  4,096 cycles refresh. 
 
Transcend Information Inc. 
•  Lower power consumption. 
•  CAS before RAS refresh, RAS only refresh, 
Hidden refresh, Fast Page Mode with EDO 
Read_Modify_Write capability. 
 
TS16MED3260V 
Access Time from/RAS 
tRAC 
60ns
Access time from/CAS 
tCAC 
15ns
Random read/write cycle tome 
tRC 
104ns
Hyper page mode cycle time 
tHPC 
25ns
PRESENCE DETECT PINS (Optional) 
 
 
 
 
 
 
Dimensions 
 
Side Millimeters  Inches 
A 107.95 
± 0.40
0
   4.250 
± 0.016 
B 101.19 
3.984 
C 44.45
00
 
1.750 
D 6.35
00
  
0.250 
2.03 
  0.080 
F 6.35
000
 
0.250
000
 
29.20 ± 0.20 
1.150 ± 0.008 
H 10.16 
  0.400 
I 6.35 
0.250 
1.27 ± 0.10 
    0.050 ± 0.004 
(Refer Placement) 
 
Pin Identification 
 
Symbol Function 
 
A0~A11 
 
System Address inputs 
 
D0 ~ D31 
 
Common data inputs/outputs 
 
/RAS0, /RAS2 
 
System Row address strobes 
 
/CAS0~/CAS3 
 
System column address strobes 
 
/WE 
 
System Write enable 
 
Vss 
 
Ground 
 
VDD 
 
+5 voltage power supply 
 
NC 
 
No Connection 
 
PD1~PD4 
 
Presence detection pin 
PIN 60NS 
PD1 
PD2 
PD3 
PD4 
Vss 
NC 
NC 
NC 
(Refer Block Diagram) 
 
 
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