参数资料
型号: PCA9506DGG,512
厂商: NXP Semiconductors
文件页数: 11/34页
文件大小: 0K
描述: IC I/O EXPANDER I2C 40B 56TSSOP
产品培训模块: I²C Bus Fundamentals
特色产品: NXP - I2C Interface
标准包装: 35
接口: I²C
输入/输出数: 40
中断输出:
频率 - 时钟: 400kHz
电源电压: 2.3 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 56-TFSOP(0.240",6.10mm 宽)
供应商设备封装: 56-TSSOP
包装: 管件
包括: POR
产品目录页面: 824 (CN2011-ZH PDF)
其它名称: 568-3354-5
935280798512
PCA9506DGG
PCA9505_9506
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2010. All rights reserved.
Product data sheet
Rev. 4 — 3 August 2010
19 of 34
NXP Semiconductors
PCA9505/06
40-bit I2C-bus I/O port with RESET, OE and INT
9.
Application design-in information
Device address configured as 0100 000X for this example.
IO0_0, IO0_2, IO0_3, IO1_0 to IO3_7 are configured as outputs.
IO0_1, IO0_4, IO4_0 to IO4_7 configured as inputs.
Fig 15. Typical application
PCA9505/06
IO0_0
IO0_1
SCL
SDA
VDD
MASTER
CONTROLLER
SCL
SDA
1.6 k
Ω
INT
1.6 k
Ω
IO0_2
VDD
A2
A1
A0
5 V
VDD
RESET
OE
GND
1.1 k
Ω
(optional)
OE
INT
RESET
2 k
Ω
1.1 k
Ω
(optional)
SUB-SYSTEM 1
(e.g., temp sensor)
IO0_3
INT
SUB-SYSTEM 2
(e.g., counter)
RESET
controlled
switch
(e.g., CBT device)
VDD
A
B
ENABLE
SUB-SYSTEM 3
(e.g., alarm system)
ALARM
IO0_4
IO0_5
IO1_0
IO3_7
IO4_0
IO4_7
24 LED MATRIX
ALPHA NUMERIC
KEYPAD
VSS
002aab500
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