Datasheet > AT25256B

AT25256B

更新时间： 2023-12-06 20:08:29

品牌	Logo	应用领域
美国微芯 - MICROCHIP		可编程只读存储器电动程控只读存储器电可擦编程只读存储器
页数	文件大小	规格书
42页	1320K
描述
The Microchip AT25256B is a 256 Kb Serial EEPROM utilizing theindustry standard Serial Peripheral

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AT25256B 数据手册

AT25128B/AT25256B

SPI Serial EEPROM 128 Kbits (16,384 x 8)

and 256 Kbits (32,768 x 8)

Features

• Serial Peripheral Interface (SPI) Compatible

• Supports SPI Modes 0 (0,0) and 3 (1,1):

– Data sheet describes mode 0 operation

• Low-Voltage Operation:

– 1.8V (V_CC= 1.8V to 5.5V)

• Industrial Temperature Range: -40°C to +85°C

• 20 MHz Clock Rate (5V)

• 64‑Byte Page Mode

• Block Write Protection:

– Protect 1/4, 1/2 or entire array

• Write-Protect (WP) Pin and Write Disable Instructions for Both Hardware and Software Data

Protection

• Self-Timed Write Cycle within 5 ms Maximum

• ESD Protection > 4,000V

• High Reliability:

– Endurance: 1,000,000 write cycles

– Data retention: 100 years

• Green (Lead-free/Halide-free/RoHS Compliant) Package Options

• Die Sale Options: Wafer Form and Bumped Wafers

Packages

• 8-Lead SOIC, 8-Lead TSSOP, 8-Pad UDFN and 8-Ball VFBGA

DS20006193A-page 1

12 3 4 5 6 7...42

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型号	品牌	获取价格	描述	数据表
AT25256B-CUL-T	ATMEL	获取价格	serial electrically-erasable programmable read only memory
AT25256B-CUL-T	MICROCHIP	获取价格	IC EEPROM 256KBIT 20MHZ 8VFBGA
AT25256B-MAHL-E	MICROCHIP	获取价格	EEPROM, 32KX8, Serial, CMOS, PDSO8
AT25256B-MAHL-T	ATMEL	获取价格	serial electrically-erasable programmable read only memory
AT25256B-MAHL-T	MICROCHIP	获取价格	IC EEPROM 256KBIT 20MHZ 8UDFN
AT25256B-SHL-B	ATMEL	获取价格	暂无描述
AT25256B-SSHL-B	ATMEL	获取价格	serial electrically-erasable programmable read only memory
AT25256B-SSHL-B	MICROCHIP	获取价格	IC EEPROM 256KBIT 20MHZ 8SOIC
AT25256B-SSHL-T	ATMEL	获取价格	serial electrically-erasable programmable read only memory
AT25256B-SSHL-T	MICROCHIP	获取价格	IC EEPROM 256KBIT 20MHZ 8SOIC