参数资料
型号: DS4520E+TRL
厂商: Maxim Integrated Products
文件页数: 6/10页
文件大小: 0K
描述: IC I/O EXPANDER I2C 9B 16TSSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1,000
接口: I²C
输入/输出数: 9
中断输出:
频率 - 时钟: 400kHz
电源电压: 2.7 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 16-TSSOP
包装: 带卷 (TR)
包括: EEPROM
DS4520
9-Bit I2C Nonvolatile
I/O Expander Plus Memory
_____________________________________________________________________
5
Pin Description
PIN
NAME
FUNCTION
1
I/O_0
Input/Output 0. Bidirectional I/O pin.
2
I/O_1
Input/Output 1. Bidirectional I/O pin.
3
I/O_2
Input/Output 2. Bidirectional I/O pin.
4
I/O_3
Input/Output 3. Bidirectional I/O pin.
5
I/O_4
Input/Output 4. Bidirectional I/O pin.
6A0
I
2C Address Input. Inputs A0, A1, and A2 determine the I2C slave address of the device.
7A1
I
2C Address Input. Inputs A0, A1, and A2 determine the I2C slave address of the device.
8VCC
Power-Supply Voltage
9
SDA
I
2C Serial Data Open-Drain Input/Output
10
SCL
I
2C Serial Clock Input
11
A2
I
2C Address Input. Inputs A0, A1, and A2 determine the I2C slave address of the device.
12
I/O_5
Input/Output 5. Bidirectional I/O pin.
13
I/O_6
Input/Output 6. Bidirectional I/O pin.
14
I/O_7
Input/Output 7. Bidirectional I/O pin.
15
I/O_8
Input/Output 8. Bidirectional I/O pin.
16
GND
Ground
DS4520
I/O CONTROL
REGISTERS
I/O CELL (x9)
I/O_n
[n = 0 TO 8]
RPU
PULLUP ENABLE (F0h-F1h)
I/O CONTROL (F2h-F3h)
I/O STATUS (F8h-F9h)
I2C
INTERFACE
SDA
SCL
A0
A1
A2
GND
EEPROM
64 BYTES
USER MEMORY
[00h TO 3Fh]
VCC
Block Diagram
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