CY62256V Ver la hoja de datos (PDF) - Cypress Semiconductor

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componentes Descripción

Fabricante

CY62256V

256K (32K x 8) Static RAM

Cypress Semiconductor 

CY62256V

Maximum Ratings

(Above which the useful life may be impaired. For user guide-

lines, not tested.)

Storage Temperature ................................. –65°C to +150°C

Ambient Temperature with

Power Applied............................................. –55°C to +125°C

Supply Voltage to Ground Potential

(Pin 28 to Pin 14) ........................................... –0.5V to +4.6V

DC Voltage Applied to Outputs

in High-Z State[3] ....................................–0.5V to VCC + 0.5V

DC Input Voltage[3].................................–0.5V to VCC + 0.5V

Output Current into Outputs (LOW)............................. 20 mA

Static Discharge Voltage.......................................... > 2001V

(per MIL-STD-883, Method 3015)

Latch-up Current.................................................... > 200 mA

Operating Range

Device

Ambient

Range Temperature (TA)[4]

VCC

CY62256V Commercial 0°C to +70°C 2.7V to 3.6V

Industrial

−40°C to +85°C

Automotive −40°C to +125°C

Electrical Characteristics Over the Operating Range

Parameter

Description

VOH

Output HIGH Voltage

VOL

Output LOW Voltage

VIH

Input HIGH Voltage

Test Conditions

IOH = −1.0 mA

IOL = 2.1 mA

VCC = 2.7V

VCC = 2.7V

VIL

Input LOW Voltage

IIX

Input Leakage Current

GND < VIN < VCC

Com’l, Ind’l

Automotive

IOZ

Output Leakage Current

GND < VIN < VCC, Output Disabled Com’l, Ind’l

Automotive

ICC

VCC Operating Supply Current VCC = 3.6V, IOUT = 0 mA,

f = fMax = 1/tRC

All ranges

ISB1

Automatic CE Power-down VCC = 3.6V, CE > VIH,

All ranges

Current— TTL Inputs

VIN > VIH or VIN < VIL, f = fMax

ISB2

Automatic CE Power-down VCC = 3.6V, CE > VCC – 0.3V

Com’l

Current— CMOS Inputs

VIN > VCC – 0.3V or VIN < 0.3V, f = 0 Ind’l

Automotive

CY62256V-70

Min. Typ.[2] Max. Unit

2.4

V

0.4 V

2.2

VCC V

+0.3V

–0.5

0.8 V

–1

+1 µA

–10

+10 µA

–1

+1 µA

–10

+10 µA

11 30 mA

100 300 µA

0.1

5 µA

0.1 10

0.1 130

Notes:

3. VIL (min.) = –2.0V for pulse durations of less than 20 ns.

4. TA is the “Instant-On” case temperature.

Document #: 38-05057 Rev. *F

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