W40S01 Просмотр технического описания (PDF) - Cypress Semiconductor

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W40S01

SDRAM Buffer - 4 DIMM

Cypress Semiconductor 

W40S01-04

AC Electrical Characteristics: TA = 0°C to +70°C, VDDQ3 = 3.3V±5% (Lump Capacitance Test Load = 30 pF)

Parameter

Description

Test Condition

Min

Typ

Max

Unit

fIN

tR

tF

tSR

tSF

tEN

tDIS

tPR

tPF

tD

Zo

TSPP

Input Frequency

0

133

MHz

Output Rise Edge Rate

Measured from 0.4V to 2.4V

1.5

4.0

V/ns

Output Fall Edge Rate

Measured from 2.4V to 0.4V

1.5

4.0

V/ns

Output Skew, Rising Edges

250

ps

Output Skew, Falling Edges

250

ps

Output Enable Time

1.0

8.0

ns

Output Disable Time

1.0

8.0

ns

Rising Edge Propagation Delay

1.0

5.0

ns

Falling Edge Propagation Delay

1.0

5.0

ns

Duty Cycle

Measured at 1.5V

45

55

%

AC Output Impedance

15

Ω

Part to Part Skew

700

ps

Ordering Information

Ordering Code

Freq. Mask

Code

W40S01

04

Document #: 38-00811

Package

Name

H

Package Type

48-pin SSOP (300 mils)

9

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