25CSM04T-ISLASHMF datasheet(1/55 Pages) MICROCHIP

номер детали	25CSM04T-I/MF

подробное описание детали	4-Mbit SPI Serial EEPROM with 128-Bit Serial Number and Enhanced Write Protection

PDF	55 Pages

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производитель	MICROCHIP [Microchip Technology]

домашняя страница	http://www.microchip.com

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 2019-2022 Microchip Technology Inc. and its subsidiares

DS20005817D-page 1

25CSM04

Features

• 4-Mbit Serial EEPROM:

- 524,288 x 8 organization

- Page size of 256 bytes

- Byte or sequential reads

- Byte or page writes

- Self-timed write cycle (5 ms maximum)

• Security Register:

- Preprogrammed 128-bit serial number

- 256-byte user-programmable lockable ID

page

• Built-in Error Correction Code (ECC) Logic:

- ECC Status bit via the STATUS register

• JEDEC® SPI Manufacturer Read ID Support

• High-Speed Clock Frequency:

- 8 MHz at VCC ≥ 3.0V

- 5 MHz at VCC ≥ 2.5V

• Legacy Write Protection Mode:

- Block protection functionality (quarter, half or

entire memory array)

• Enhanced Write Protection Mode:

- User-definable memory partitions

- Each partition can be set independently and

have unique protection behavior

• Low-Power CMOS Technology:

- Voltage range: 2.5V to 5.5V

- Write current: 3.0 mA at 5.0V

- Read current: 3.0 mA at 5.0V, 8 MHz

- Standby current: 1.0 µA at 2.5V (I-Temp.)

• High Reliability:

- More than one million erase/write cycles

- Built-in ECC logic for increased reliability

- Data retention: >100 years

- ESD protection: >4000V

• Available Temperature Ranges:

- Industrial (I): -40°C to +85°C

Packages

• 8-Lead SOIC, 8-Pad TDFN-S and 8-Ball CSP

packages

Package Types (not to scale)

Pin Function Table

Name

Function

CS

Chip Select Input

SO

Serial Data Output

WP

Write-Protect Pin

VSS

Ground

SI

Serial Data Input

SCK

Serial Clock Input

HOLD

Hold Input

VCC

Supply Voltage

8-Lead SOIC

CS

SO

WP

VSS

1

2

3

4

8

7

6

5

VCC

HOLD

SCK

SI

8-Pad TDFN-S

CS

SO

VSS

HOLD

SI

VCC

8

7

5

1

2

4

WP 3

SCK

6

8-Ball CSP

SI

SO

SCK

WP

VCC

CS

HOLD

VSS

4-Mbit SPI Serial EEPROM with 128-Bit Serial Number

and Enhanced Write Protection

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