AT34C02C-TH-B(2006) 查看數據表（PDF） - Atmel Corporation

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AT34C02C-TH-B
(Rev.:2006)

Two-wire Serial EEPROM with Permanent and Reversible Software Write Protect

Atmel Corporation 

Absolute Maximum Ratings*

Operating Temperature..................................–55°C to +125 °C

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

Voltage on Any Pin

with Respect to Ground .................................... –1.0V to +7.0V

Maximum Operating Voltage .......................................... 6.25V

DC Output Current........................................................ 5.0 mA

*NOTICE:

Stresses beyond those listed under “Absolute

Maximum Ratings” may cause permanent dam-

age to the device. This is a stress rating only and

functional operation of the device at these or any

other conditions beyond those indicated in the

operational sections of this specification is not

implied. Exposure to absolute maximum rating

conditions for extended periods may affect

device reliability.

Figure 1. Block Diagram

VCC

GND

WP

SCL

SDA

A2

A1

A0

START

STOP

LOGIC

LOAD

DEVICE

ADDRESS

COMPARATOR

R/W

SERIAL

CONTROL

LOGIC

EN

WRITE PROTECT

CIRCUITRY

COMP

LOAD INC

DATA WORD

ADDR/COUNTER

H.V. PUMP/TIMING

DATA RECOVERY

SOFTWARE WRITE

PROTECTED AREA

(00H - 7FH)

EEPROM

Y DEC

SERIAL MUX

DIN

DOUT

DOUT/ACK

LOGIC

2 AT34C02C [Preliminary]

5185A–SEEPR–9/06

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