Transcend TS256MLQ72V8U Arkusz Danych Pobierz pdf (Strona 2)

T

T

T

S

S

S

2

2

2

5

5

5

6

6

6

M

M

M

L

L

L

Q

Q

Q

7

7

7

2

2

2

V

V

V

8

8

8

U

U

U

240PIN DDR2 800 ECC Unbuffered DIMM

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 30±0.15 1.181±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

CB0~CB7

Data Input / Output.

DQS0~DQS8 Data strobe

/DQS0~/DQS7 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

1 2 3

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