參數(shù)資料
型號: PCA9554ATS,118
廠商: NXP Semiconductors
文件頁數(shù): 4/35頁
文件大小: 0K
描述: IC I/O EXPANDER I2C 8B 20SSOP
標準包裝: 1
接口: I²C,SM 總線
輸入/輸出數(shù): 8
中斷輸出:
頻率 - 時鐘: 400kHz
電源電壓: 2.3 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 20-LSSOP(0.173",4.40mm 寬)
供應商設備封裝: 20-SSOP
包裝: 標準包裝
包括: POR
產品目錄頁面: 826 (CN2011-ZH PDF)
配用: 568-4002-ND - DEMO BOARD I2C
其它名稱: 568-2024-6
PCA9554_9554A
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2013. All rights reserved.
Product data sheet
Rev. 9 — 19 March 2013
12 of 35
NXP Semiconductors
PCA9554; PCA9554A
8-bit I2C-bus and SMBus I/O port with interrupt
7.
Application design-in information
8.
Limiting values
Device address configured as 0100 100X for this example.
IO0, IO1, IO2 configured as outputs.
IO3, IO4, IO5 configured as inputs.
IO6 and IO7 are not used and must be configured as outputs.
Fig 15. Typical application
PCA9554
IO0
IO1
SCL
SDA
VDD
002aac496
SCL
SDA
IO2
IO3
VDD
VSS
MASTER
CONTROLLER
VSS
VDD (5 V)
2 k
Ω
SUBSYSTEM 1
(e.g., temp. sensor)
INT
SUBSYSTEM 2
(e.g., counter)
RESET
controlled switch
(e.g., CBT device)
A
B
enable
INT
10 k
Ω
10 k
Ω
SUBSYSTEM 3
(e.g., alarm system)
ALARM
IO4
IO5
VDD
A2
A1
A0
IO6
IO7
10 k
Ω
10 k
Ω
Table 9.
Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol
Parameter
Conditions
Min
Max
Unit
VDD
supply voltage
0.5
+6.0
V
II
input current
-
20
mA
VI/O
voltage on an input/output pin
VSS 0.5
5.5
V
IO(IOn)
output current on pin IOn
-
50
mA
IDD
supply current
-
85
mA
ISS
ground supply current
-
100
mA
Ptot
total power dissipation
-
200
mW
Tstg
storage temperature
65
+150
C
Tamb
ambient temperature
operating
40
+85
C
相關PDF資料
PDF描述
PCA9507D,112 IC I/O EXPANDER I2C 24B 8SOIC
PCA9554ABS3,118 IC I/O EXPANDER I2C 8B 16HVQFN
PCA9554BS3,118 IC I/O EXPANDER I2C 8B 16HVQFN
PCA9557D,118 IC I/O EXPANDER I2C 8B 16SOIC
PCA9557PW,112 IC I/O EXPANDER I2C 8B 16TSSOP
相關代理商/技術參數(shù)
參數(shù)描述
PCA9554ATS-T 功能描述:I2C 接口集成電路 I2C I/O EXPANDER GP RoHS:否 制造商:NXP Semiconductors 電源電壓-最大:5.5 V 電源電壓-最小:2.3 V 最大工作頻率:400 KHz 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-16
PCA9554B 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage 8-bit I2C-bus and SMBus low power I/O port with interrupt, weak pull-up
PCA9554BBS 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage 8-bit I2C-bus and SMBus low power I/O port with interrupt, weak pull-up
PCA9554BBSHP 功能描述:接口-I/O擴展器 8b I2C/SMBus IO Port I2C Fixed Address RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)量: 最大工作頻率:100 kHz 工作電源電壓:1.65 V to 5.5 V 工作溫度范圍:- 40 C to + 85 C 安裝風格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel
PCA9554BPW 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage 8-bit I2C-bus and SMBus low power I/O port with interrupt, weak pull-up