參數(shù)資料
型號(hào)： PCA9538
廠商： NXP Semiconductors N.V.
英文描述： 8-bit I2C and SMBus low power I/O port with interrupt and reset
中文描述： 8位I2C和SMBus低功率的I / O端口中斷和復(fù)位
文件頁數(shù)： 3/18頁
文件大?。?/td> 197K
代理商： PCA9538
Philips Semiconductors
8-bit I
2
C and SMBus low power I/O port
with interrupt and reset
Product data sheet
PCA9538
2004 Oct 05
3
PIN CONFIGURATION — SO, TSSOP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
SW02172
A0
A1
RESET
I/O0
I/O1
I/O2
I/O3
V
SS
V
DD
SDA
SCL
INT
I/O7
I/O6
I/O5
I/O4
Figure 1. Pin configuration — SO, TSSOP
PIN CONFIGURATION — HVQFN
12
11
10
9
5
6
7
8
1
2
3
4
1
1
1
1
SW02173
TOP VIEW
I/O0
I/O1
I/O2
I/O3
I/O4
V
SS
I/O5
INT
I/O6
I/O7
SDA
V
DD
A0
A1
SCL
RESET
Figure 2. Pin Configuration — HVQFN
PIN DESCRIPTION
SO, TSSOP
PIN NUMBER
HVQFN
PIN NUMBER
15
SYMBOL
FUNCTION
1
A0
Address input 0
2
16
A1
Address input 1
3
1
RESET
Active LOW reset input
4–7
2–5
I/O0–3
I/O0 to I/O3
8
6
V
SS
I/O4–7
Supply ground
9–12
7–10
I/O4 to I/O7
13
11
INT
Interrupt output (open drain)
14
12
SCL
Serial clock line
15
13
SDA
Serial data line
16
14
V
DD
Supply voltage
BLOCK DIAGRAM
POWER-ON
RESET
INPUT
FILTER
I
2
C/SMBUS
CONTROL
INPUT/
OUTPUT
PORTS
WRITE pulse
READ pulse
A0
A1
SCL
SDA
V
DD
V
SS
8-BIT
I/O0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
SW02174
NOTE: ALL I/Os ARE SET TO INPUTS AT RESET
V
CC
INT
LP
FILTER
RESET
PCA9538
Figure 3. Block diagram
相關(guān)PDF資料
PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PCA9538_1 制造商:TI 制造商全稱:Texas Instruments 功能描述:REMOTE 8-BIT I2C AND SMBus LOW-POWER I/O EXPANDER WITH INTERRUPT OUTPUT, RESET, AND CONFIGURATION REGISTERS
PCA9538A 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage 8-bit I2C-bus I/O port with interrupt and reset
PCA9538ABS 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage 8-bit I2C-bus I/O port with interrupt and reset
PCA9538ABSHP 功能描述:接口-I/O擴(kuò)展器 8bit I2C IO Port 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(fēng)格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel
PCA9538APW 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage 8-bit I2C-bus I/O port with interrupt and reset
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