参数资料
型号: 24LC32AT/SM
厂商: Microchip Technology
文件页数: 1/44页
文件大小: 0K
描述: IC EEPROM 32KBIT 400KHZ 8SOIC
产品培训模块: I2C Serial EEPROM
标准包装: 2,100
格式 - 存储器: EEPROMs - 串行
存储器类型: EEPROM
存储容量: 32K (4K x 8)
速度: 400kHz
接口: I²C,2 线串口
电源电压: 2.5 V ~ 5.5 V
工作温度: 0°C ~ 70°C
封装/外壳: 8-SOIC(0.209",5.30mm 宽)
供应商设备封装: 8-SOIJ
包装: 带卷 (TR)
24AA32A/24LC32A
32K I 2 C ? Serial EEPROM
Device Selection Table
Description:
Part
Number
24AA32A
24LC32A
V CC
Range
1.7-5.5
2.5-5.5
Max. Clock
Frequency
400 kHz (1)
400 kHz
Temp.
Ranges
I
I, E
The Microchip Technology Inc. 24AA32A/24LC32A
(24XX32A*) is a 32 Kbit Electrically Erasable PROM.
The device is organized as a single block of 4K x 8-bit
memory with a 2-wire serial interface. Low-voltage
design permits operation down to 1.7V, with standby
Note 1:
100 kHz for V CC <2.5V.
and active currents of only 1 ? A and 1 mA,
respectively. It has been developed for advanced, low-
Features:
? Single Supply with Operation down to 1.7V for ?
24AA32A Devices, 2.5V for 24LC32A Devices
? Low-Power CMOS Technology:
- Active current 1 mA, typical
- Standby current 1 ? A, typical
? 2-Wire Serial Interface, I 2 C? Compatible
? Schmitt Trigger Inputs for Noise Suppression
? Output Slope Control to Eliminate Ground Bounce
power applications such as personal communications
or data acquisition. The 24XX32A also has a page write
capability for up to 32 bytes of data. Functional address
lines allow up to eight devices on the same bus, for up
to 256 Kbits address space. The 24XX32A is available
in the standard 8-pin PDIP, surface mount SOIC, SOIJ,
TSSOP, DFN, TDFN and MSOP packages. The
24XX32A is also available in the 5-lead SOT-23 and
Chip Scale packages.
Block Diagram
? 100 kHz and 400 kHz Clock Compatibility
? Page Write Time 5 ms max.
? Self-Timed Erase/Write Cycle
A 0 A1 A2 WP
HV Generator
? 32-Byte Page Write Buffer
? Hardware Write-Protect
? ESD Protection > 4,000V
? More than 1 Million Erase/Write Cycles
? Data Retention > 200 Years
? Factory Programming Available
I/O
Control
Logic
I/O
SCL
Memory
Control
Logic
XDEC
EEPROM
Array
Page Latches
YDEC
? Packages Include 8-lead PDIP, SOIC, SOIJ,
TSSOP, X-Rotated TSSOP, MSOP, DFN, TDFN,
5-lead SOT-23 and Chip Scale
SDA
Vcc
? Pb-Free and RoHS Compliant
? Temperature Ranges:
- Industrial (I): -40°C to +85°C
- Automotive (E): -40°C to +125°C
Package Types
V SS
Sense Amp.
R/W Control
PDIP/MSOP/SOIC/SOIJ/TSSOP
SOT-23
DFN/TDFN
CS (Chip Scale) (1)
WP
A0
A1
A0
A1
A2
V SS
1
2
3
4
8
7
6
5
V CC
WP
SCL
SDA
X-Rotated TSSOP
(X/ST)
1 8
V CC 2 7
3 6
4 5
SCL
SDA
V SS
A2
SCL
V SS
SDA
1
2
3
5
4
WP A0 1
A1 2
A2 3
V CC V SS 4
8 V CC
7 WP
6 SCL
5 SDA
V CC
WP
SCL
1
4
3
2 V SS
5 SDA
(Top Down View,
Balls Not Visible)
Note
1:
Available in I-temp, “AA” only.
*24XX32A is used in this document as a generic part number for the 24AA32A/24LC32A devices.
? 2002-2012 Microchip Technology Inc.
DS21713M-page 1
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24LC32AX/ST 功能描述:电可擦除可编程只读存储器 4kx8 - 5/2.5V RotPin RoHS:否 制造商:Atmel 存储容量:2 Kbit 组织:256 B x 8 数据保留:100 yr 最大时钟频率:1000 KHz 最大工作电流:6 uA 工作电源电压:1.7 V to 5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8
24LC32AX-E/ST 功能描述:电可擦除可编程只读存储器 4kx8 - 5/2.5V RotPin RoHS:否 制造商:Atmel 存储容量:2 Kbit 组织:256 B x 8 数据保留:100 yr 最大时钟频率:1000 KHz 最大工作电流:6 uA 工作电源电压:1.7 V to 5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8
24LC32AX-I/ST 功能描述:电可擦除可编程只读存储器 4kx8 - 5/2.5V RotPin RoHS:否 制造商:Atmel 存储容量:2 Kbit 组织:256 B x 8 数据保留:100 yr 最大时钟频率:1000 KHz 最大工作电流:6 uA 工作电源电压:1.7 V to 5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8
24LC32AXT/ST 功能描述:电可擦除可编程只读存储器 4kx8 - 5/2.5V RotPin RoHS:否 制造商:Atmel 存储容量:2 Kbit 组织:256 B x 8 数据保留:100 yr 最大时钟频率:1000 KHz 最大工作电流:6 uA 工作电源电压:1.7 V to 5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8
24LC32AXT-E/ST 功能描述:电可擦除可编程只读存储器 4kx8 - 5/2.5V RotPin RoHS:否 制造商:Atmel 存储容量:2 Kbit 组织:256 B x 8 数据保留:100 yr 最大时钟频率:1000 KHz 最大工作电流:6 uA 工作电源电压:1.7 V to 5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8