V58C3643204SATL-45 查看數據表（PDF） - Mosel Vitelic, Corp

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V58C3643204SATL-45

HIGH PERFORMANCE 3.3 VOLT 2M X 32 DDR SDRAM 4 X 512K X 32

Mosel Vitelic, Corp 

MOSEL VITELIC

V58C3643204SAT

SSTL_2 Output Buffers

The input voltage provided to the receiver depends on three parameters:

s VDDQ and current drive capabilities of the output buffer

s Termination voltage

s Termination resistance

s VDDQ ð VDD

Class II SSTL_2 Output Buffer (Driver)

VDDQ

VTT = 0.5 *VDDQ

Output

Buffer

VSSQ

VOUT

RT=50Ω

VREF

VIN

CLOAD = 30pF

Receiver

Capacitance (VDD = 3.3V, TA = 25°C, f = 1MHz)

Parameter

Input capacitance (A0~A10, BA0~BA1)

Input capacitance

( CK, CK, CKE, CS, RAS, CAS, WE )

Data & DQS input/output capacitance (DQ0~DQ31)

Input capacitance (DM0 ~ DM3)

Symbol

CIN1

CIN2

COUT

CIN3

Min

2.5

2.5

2.5

2.5

Max

4.5

5.0

5.5

5.5

Unit

pF

pF

pF

pF

V58C3643204SAT Rev. 1.4 August 2001

8

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