參數(shù)資料
型號(hào): PCA9506
廠商: NXP Semiconductors N.V.
英文描述: 40-bit I2C-bus I/O port with RESET, OE, and INT
中文描述: 40位I2C總線的I / O端口復(fù)位,光電,和INT
文件頁數(shù): 18/30頁
文件大?。?/td> 145K
代理商: PCA9506
9397 750 14939
Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Product data sheet
Rev. 01 — 14 February 2006
18 of 30
Philips Semiconductors
PCA9506
40-bit I
2
C-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
PCA9506
IO0_0
IO0_1
SCL
SDA
RESET
V
DD
MASTER
CONTROLLER
SCL
SDA
1.6 k
INT
1.6 k
IO0_2
V
DD
A2
A1
A0
5 V
V
DD
RESET
OE
GND
1.1 k
(optional)
OE
INT
2 k
1.1 k
(optional)
SUB-SYSTEM 1
(e.g., temp sensor)
IO0_3
INT
SUB-SYSTEM 2
(e.g., counter)
RESET
controlled
switch
(e.g., CBT device)
V
DD
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
V
SS
002aab500
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