参数资料
型号: AT24C256C-TH-B
厂商: ATMEL CORP
元件分类: PROM
英文描述: 32K X 8 I2C/2-WIRE SERIAL EEPROM, PDSO8
封装: 4.40 MM, LEAD AND HALOGEN FREE, PLASTIC, MO-153AA, TSSOP-8
文件页数: 1/23页
文件大小: 412K
代理商: AT24C256C-TH-B
Features
Low-voltage and Standard-voltage Operation
1.8 (V
CC = 1.8V to 5.5V)
Internally Organized as 32,768 x 8
Two-wire Serial Interface
Schmitt Trigger, Filtered Inputs for Noise Suppression
Two-wire
Serial EEPROM
256K (32,768 x 8)
AT24C256C
8568A–SEEPR–11/08
Bidirectional Data Transfer Protocol
1 MHz (5.0V, 2.7V, 2.5V), and 400 kHz (1.8V) Compatibility
Write Protect Pin for Hardware and Software Data Protection
64-byte Page Write Mode (Partial Page Writes Allowed)
Self-timed Write Cycle (5 ms Max)
High Reliability
Endurance: One Million Write Cycles
Data Retention: 40 Years
Lead-free/Halogen-free Devices Available
8-lead JEDEC PDIP, 8-lead JEDEC SOIC, EIAJ SOIC, 8-lead Ultra Thin Small
Array Package (SAP), 8-lead TSSOP, and 8-ball dBGA2 Packages
Die Sales: Wafer Form, Waffle Pack and Bumped Wafers
Description
The
AT24C256C
provides
262,144
bits
of
serial
electrically
erasable
and
programmable read-only memory (EEPROM) organized as 32,768 words of 8 bits
each. The device’s cascadable feature allows up to eight devices to share a common
two-wire bus. The device is optimized for use in many industrial and commercial
applications where low-power and low-voltage operation are essential. The devices
are available in space-saving 8-lead JEDEC PDIP, 8-lead JEDEC SOIC, 8-lead Ultra
Thin SAP, 8-lead TSSOP, and 8-ball dBGA2 packages. In addition, the entire family is
available in a 1.8V (1.8V to 5.5V) version.
Table 1.
Pin Configurations
Pin Name
Function
1
2
3
4
8
7
6
5
A0
A1
A2
GND
A0
A1
A2
GND
VCC
WP
SCL
SDA
VCC
WP
SCL
SDA
A0
A1
A2
GND
A0
A1
A2
GND
1
2
3
4
8
7
6
5
1
2
3
4
8
7
6
5
4
3
2
1
5
6
7
8
8-lead SOIC
8-ball dBGA2
8-lead Ultra-Thin SAP
Bottom View
8-lead PDIP
VCC
WP
SCL
SDA
VCC
WP
SCL
SDA
1
2
3
4
8
7
6
5
A0
A1
A2
GND
8-lead TSSOP
VCC
WP
SCL
SDA
A0 – A2
Address Inputs
SDA
Serial Data
SCL
Serial Clock Input
WP
Write Protect
GND
Ground
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相关代理商/技术参数
参数描述
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AT24C256C-XPD-T 制造商:Atmel Corporation 功能描述:SERIAL EEPROM, 256K (32K X 8) - Tape and Reel
AT24C256N-10SC 功能描述:IC EEPROM 256KBIT 1MHZ 8SOIC 制造商:microchip technology 系列:- 包装:管件 零件状态:停產 存储器类型:非易失 存储器格式:EEPROM 技术:EEPROM 存储容量:256Kb (32K x 8) 时钟频率:1MHz 写周期时间 - 字,页:10ms 访问时间:550ns 存储器接口:I2C 电压 - 电源:4.5 V ~ 5.5 V 工作温度:0°C ~ 70°C(TA) 安装类型:表面贴装 封装/外壳:8-SOIC(0.154",3.90mm 宽) 供应商器件封装:8-SOIC 基本零件编号:AT24C256 标准包装:100