CY7C138-15JXC datasheet(4/17 Pages) CYPRESS

Part #	CY7C138-15JXC

Description	4K x 8/9 Dual-Port Static RAM with Sem, Int, Busy

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Manufacturer	CYPRESS [Cypress Semiconductor]

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CY7C138, CY7C139

Document #: 38-06037 Rev. *E

Page 4 of 17

Electrical Characteristics Over the Operating Range (continued)

Parameter

Description

Test Conditions

7C138-35

7C139-35

7C138-55

7C139-55

Unit

Min

Max

Min

Max

VOH

Output HIGH Voltage

VCC = Min., IOH = –4.0 mA

2.4

V

VOL

Output LOW Voltage

VCC = Min., IOL = 4.0 mA

0.4

V

VIH

2.2

V

VIL

Input LOW Voltage

0.8

V

IIX

Input Leakage Current

GND < VI < VCC

–10

+10

–10

+10

μA

IOZ

Output Leakage Current

Output Disabled, GND < VO < VCC

–10

+10

–10

+10

μA

ICC

Operating Current

VCC = Max.,

IOUT = 0 mA,

Outputs Disabled

Commercial

160

mA

Industrial

180

ISB1

Standby Current

(Both Ports TTL Levels)

CEL and CER > VIH,

f = fMAX[7]

Commercial

30

mA

Industrial

40

ISB2

Standby Current

(One Port TTL Level)

CEL and CER > VIH,

f = fMAX[7]

Commercial

100

mA

Industrial

110

ISB3

Standby Current

(Both Ports CMOS Levels)

Both Ports

CE and CER > VCC – 0.2V,

VIN > VCC – 0.2V

or VIN < 0.2V, f = 0[7]

Commercial

15

mA

Industrial

30

ISB4

Standby Current

(One Port CMOS Level)

One Port

CEL or CER > VCC – 0.2V,

VIN > VCC – 0.2V or

VIN < 0.2V, Active

Port Outputs, f = fMAX[7]

Commercial

90

mA

Industrial

100

Capacitance[8]

Parameter

Description

Test Conditions

Max

Unit

CIN

Input Capacitance

TA = 25°C, f = 1 MHz,

VCC = 5.0V

10

pF

COUT

Output Capacitance

15

pF

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