Datasheet 搜索 > 接口芯片 > TI（德州仪器） > PCA9539DBR 数据手册 > PCA9539DBR 其他数据使用手册 1/42 页
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PCA9539DBR 其他数据使用手册 - TI（德州仪器）
制造商:
TI（德州仪器）
分类:
接口芯片
封装:
SSOP-24
描述:
远程16位I2C和SMBus低功耗I / O扩展器，带有中断输出，复位和配置寄存器 REMOTE 16-BIT I2C AND SMBus LOW-POWER I/O EXPANDER WITH INTERRUPT OUTPUT, RESET, AND CONFIGURATION REGISTERS
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页面导航:
引脚图在P3P4Hot
典型应用电路图在P14P24P25
原理图在P14P15
封装尺寸在P29P31P32
标记信息在P29P30
封装信息在P28P29P30P31P32
技术参数、封装参数在P5
应用领域在P42
电气规格在P6P25
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PCA9539DBR数据手册
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若手册格式错乱，请下载阅览PDF原文件
DB, DBQ, DGV, DW, OR PW PACKAGE
(TOP VIEW)
INT
A1
RESET
P00
P01
P02
P03
P04
P05
P06
P07
GND
V
CC
SDA
SCL
A0
P17
P16
P15
P14
P13
P12
P11
P10
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
24 23 22 21 20
7 8 9 10 11
1
2
3
4
5
6
18
17
16
15
14
13
RGE PACKAGE
(TOP VIEW)
A1
INT
P10
P11 SDA
P06
P07
GND
V
CC
19
SCL
12
P12
P00
P01
P02
P03
P04
P05
A0
P17
P16
P15
P14
P13
RESET
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PCA9539
SCPS130G –AUGUST 2005–REVISED JUNE 2014
PCA9539 Remote 16-Bit I
2
C and SMBus Low-Power I/O Expander With Interrupt Output,
Reset, and Configuration Registers
1 Features 2 Description
This 16-bit I/O expander for the two-line bidirectional
1
• Low Standby-Current Consumption of 1 μA Max
bus (I
2
C) is designed for 2.3-V to 5.5-V V
CC
• I
2
C to Parallel Port Expander
operation. It provides general-purpose remote I/O
• Open-Drain Active-Low Interrupt Output
expansion for most microcontroller families via the I
2
C
interface [serial clock (SCL), serial data (SDA)].
• Active-Low Reset Input
• 5-V Tolerant I/O Ports
The PCA9539 consists of two 8-bit Configuration
(input or output selection), Input Port, Output Port,
• Compatible With Most Microcontrollers
and Polarity Inversion (active-high or active-low
• 400-kHz Fast I
2
C Bus
operation) registers. At power-on, the I/Os are
• Polarity Inversion Register
configured as inputs. The system master can enable
the I/Os as either inputs or outputs by writing to the
• Address by Two Hardware Address Pins for Use
I/O configuration bits. The data for each input or
of up to Four Devices
output is kept in the corresponding Input or output
• Latched Outputs With High-Current Drive
register. The polarity of the Input Port register can be
Capability for Directly Driving LEDs
inverted with the Polarity Inversion register. All
• Latch-Up Performance Exceeds 100 mA Per
registers can be read by the system master.
JESD 78, Class II
Device Information
(1)
• ESD Protection Exceeds JESD 22
PART NUMBER PACKAGE BODY SIZE (NOM)
– 2000-V Human-Body Model (A114-A)
SSOP (24) 8.20 mm × 5.30 mm
– 1000-V Charged-Device Model (C101)
TVSOP (24) 5.00 mm × 4.40 mm
PCA9539 SOIC (24) 15.40 mm × 7.50 mm
TSSOP (24) 7.80 mm × 4.40 mm
VQFN (24) 4.00 mm × 4.00 mm
(1) For all available packages, see the orderable addendum at
the end of the datasheet.
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.
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