CAT24C01BRA データシートの表示（PDF） - Catalyst Semiconductor => Onsemi

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CAT24C01BRA

1K-Bit Serial EEPROM

Catalyst Semiconductor => Onsemi 

CAT24C01B

1K-Bit Serial EEPROM

FEATURES

■ 2-Wire Serial Interface

■ 1.8 to 6.0Volt Operation

■ Low Power CMOS Technology

■ 4-Byte Page Write Buffer

■ Self-Timed Write Cycle with Auto-Clear

DESCRIPTION

The CAT24C01B is a 1K-bit Serial CMOS EEPROM

internally organized as 128 words of 8 bits each. Catalyst’s

advanced CMOS technology substantially reduces de-

vice power requirements. The CAT24C01B features a

PIN CONFIGURATION

DIP Package (P, L)

SOIC Package (J, W)

NC 1

NC 2

NC 3

VSS 4

8 VCC

NC

1

7 TEST

NC

2

6 SCL

NC

3

5 SDA

VSS

4

8

VCC

7

TEST

6

SCL

5

SDA

ALOGEN FR

LEA D F REETM

■ 1,000,000 Program/Erase Cycles

■ 100 Year Data Retention

■ 8-pin DIP, 8-pin SOIC, 8 pin TSSOP or 8-pin MSOP

■ Commercial, Industrial and Automotive

Temperature Ranges

■ "Green" Package Options Available

4-byte page write buffer. The device operates via a 2-

wire serial interface and is available in 8-pin DIP, 8-pin

SOIC, 8-pin TSSOP or 8-pin MSOP.

BLOCK DIAGRAM

EXTERNAL LOAD

VCC

VSS

DOUT

ACK

WORD ADDRESS

BUFFERS

SENSE AMPS

SHIFT REGISTERS

COLUMN

DECODERS

MSOP Package (R, Z)

NC 1

NC 2

NC 3

VSS 4

8 VCC NC

7 TEST NC

6 SCL NC

5 SDA VSS

SDA

TSSOP Package (U, Y)

1

8

VCC

2

7 TEST

3

6 SCL

4

5 SDA

START/STOP

LOGIC

CONTROL

LOGIC

XDEC

EEE2PPRROOMM

PIN FUNCTIONS

Pin Name

Function

NC

No Connect

SDA

Serial Data/Address

SCL

Serial Clock

VCC

+1.8V to +6.0V Power Supply

VSS

Ground

TEST

Test Input (GND, VCC or

Floating)

DATA IN STORAGE

HIGH VOLTAGE/

TIMING CONTROL

SCL

STATE COUNTERS

© 2004 by Catalyst Semiconductor, Inc.

Characteristics subject to change without notice

1

Doc. No. 1081, Rev. B

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