AT28HC256N 데이터 시트보기 (PDF) - Atmel Corporation

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AT28HC256N

256 (32K x 8) High-speed Parallel EEPROM

Atmel Corporation 

DC and AC Operating Range

Operating Industrial Temperature (Case)

VCC Power Supply

Operating Modes

Mode

Read

Write(2)

Standby/Write Inhibit

Write Inhibit

Write Inhibit

Output Disable

Chip Erase

Notes: 1. X can be VIL or VIH.

2. Refer to AC programming waveforms.

3. VH = 12.0V ±0.5V.

DC Characteristics

Symbol

ILI

ILO

ISB1

ISB2

ICC

VIL

VIH

VOL

VOH

Parameter

Input Load Current

Output Leakage Current

VCC Standby Current TTL

VCC Standby Current CMOS

VCC Active Current

Input Low Voltage

Input High Voltage

Output Low Voltage

Output High Voltage

AT28HC256N-90

-40°C - 85°C

5V ±10%

CE

OE

VIL

VIL

VIL

VIH

VIH

X(1)

X

X

X

VIL

X

VIH

VIL

VH(3)

Condition

VIN = 0V to VCC + 1V

VI/O = 0V to VCC

CE = 2.0V to VCC

CE = VCC - 0.3V to VCC

f = 5 MHz; IOUT = 0 mA

IOL = 6.0 mA

IOH = -4 mA

AT28HC256N

AT28HC256N-12

-40°C - 85°C

5V ±10%

WE

I/O

VIH

DOUT

VIL

DIN

X

High Z

VIH

X

X

High Z

VIL

High Z

Min

Max

Units

10

µA

10

µA

3

mA

300

µA

30

mA

0.8

V

2.0

V

0.45

V

2.4

V

5

3446B–PEEPR–4/04

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