參數(shù)資料
型號(hào)： PCA9537
廠商： NXP Semiconductors N.V.
英文描述： 4-bit I2C and SMBus low power I/O port with interrupt and reset
中文描述： 4位I2C和SMBus低功率的I / O端口中斷和復(fù)位
文件頁(yè)數(shù)： 7/17頁(yè)
文件大小： 163K
代理商： PCA9537
Philips Semiconductors
4-bit I
2
C and SMBus low power I/O port
with interrupt and reset
Product data sheet
PCA9537
2004 Nov 29
7
0
1
0
0
1
1
0
0
1
0
0
1
1
0
S
0
A
A
A
COMMAND BYTE
acknowledge
from slave
R/W
acknowledge
from slave
A
P
NA
acknowledge
from slave
acknowledge
from master
S
DATA
DATA
R/W
first byte
at this moment master-transmitter
becomes master-receiver and
slave-receiver becomes
slave-transmitter
last byte
SW02187
no acknowledge
from master
1
slave address
data from register
data from register
slave address
Figure 7. READ from register
1
0
0
1
0
0
1
READ FROM
PORT
DATA INTO
PORT
SDA
S
1
A
A
DATA 1
DATA 4
slave address
data from port
data from port
start condition
R/W
acknowledge
from slave
acknowledge
from master
stop
condition
t
ps
DATA 4
DATA 2
P
DATA 3
t
ph
SW02188
no acknowledge
from master
NA
INT
t
ir
t
iv
1
2
SCL
3
4
5
6
7
8
9
NOTES:
1. This figure assumes the command byte has previously been programmed with 00h.
2. Transfer of data can be stopped at any moment by a stop condition.
Figure 8. READ input port register
Expanded diagram found on page 13, Figure 15.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PCA9537DP 制造商:NXP Semiconductors 功能描述:IC IO PORT I2C/SMBUS 4BIT 1 制造商:NXP Semiconductors 功能描述:IC, IO PORT, I2C/SMBUS 4BIT, 10TSSOP 制造商:NXP Semiconductors 功能描述:IC, IO PORT, I2C/SMBUS 4BIT, 10TSSOP; Chip Configuration:4bit; Bus Frequency:400kHz; Interface Type:I2C, SMBus; Supply Voltage Min:2.3V; Supply Voltage Max:5.5V; Digital IC Case Style:TSSOP; No. of Pins:10; No. of I/O's:4; MSL:MSL 1 ;RoHS Compliant: Yes
PCA9537DP,118 功能描述:接口-I/O擴(kuò)展器 I2C/SMBUS 4BIT GPIO 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
PCA9537DP.118 制造商:PHILIPS 制造商全稱(chēng):NXP Semiconductors 功能描述:4-bit I2C-bus and SMBus low power I/O port with interrupt and reset
PCA9537DP118 制造商:Rochester Electronics LLC 功能描述: 制造商:NXP 功能描述: 制造商:NXP Semiconductors 功能描述:
PCA9538 制造商:PHILIPS 制造商全稱(chēng):NXP Semiconductors 功能描述:8-bit I2C and SMBus low power I/O port with interrupt and reset
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