Datasheet 搜索 > 电压电平转换器 > TI（德州仪器） > PCA9306DCUT 数据手册 > PCA9306DCUT 数据手册 1/27 页
器件3D模型￥ 0.232
PCA9306DCUT 数据手册 - TI（德州仪器）
制造商:
TI（德州仪器）
分类:
电压电平转换器
封装:
VSSOP-8
描述:
TEXAS INSTRUMENTS PCA9306DCUT 芯片, 16位输入/输出扩展器 I2C & SMBUS
Pictures:
3D模型
符号图
焊盘图
引脚图
产品图
页面导航:
引脚图在P3Hot
典型应用电路图在P8P10P11
原理图在P8
封装尺寸在P16P18P19
标记信息在P16P17
封装信息在P15P16P17P18P19
技术参数、封装参数在P4
应用领域在P1P10P27
电气规格在P4P5
导航目录
PCA9306DCUT数据手册
Page:
of 27 Go
若手册格式错乱，请下载阅览PDF原文件
Product
Folder
Sample &
Buy
Technical
Documents
Tools &
Software
Support &
Community
PCA9306
SCPS113K –OCTOBER 2004–REVISED OCTOBER 2014
PCA9306 Dual Bidirectional I
2
C Bus and SMBus Voltage-Level Translator
1 Features 2 Applications
1
• 2-Bit Bidirectional Translator for SDA and SCL
• I
2
C, SMBus, PMBus, MDIO, UART, Low-Speed
Lines in Mixed-Mode I
2
C Applications SDIO, GPIO, and Other Two-Signal Interfaces
• I
2
C and SMBus Compatible • Servers
• Less Than 1.5-ns Maximum Propagation Delay to • Routers (Telecom Switching Equipment)
Accommodate Standard-Mode and Fast-Mode I
2
C
• Personal Computers
Devices and Multiple Masters
• Industrial Automation
• Allows Voltage-Level Translation Between
3 Description
– 1.2-V V
REF1
and 1.8-V, 2.5-V, 3.3-V,
or 5-V V
REF2
The PCA9306 is a dual bidirectional I
2
C and SMBus
voltage-level translator, with an enable (EN) input, is
– 1.8-V V
REF1
and 2.5-V, 3.3-V, or 5-V V
REF2
operational from 1.2-V to 3.3-V V
REF1
and 1.8-V to
– 2.5-V V
REF1
and 3.3-V or 5-V V
REF2
5.5-V V
REF2
.
– 3.3-V V
REF1
and 5-V V
REF2
The PCA9306 allows bidirectional voltage translations
• Provides Bidirectional Voltage Translation With No
between 1.2 V and 5 V, without the use of a direction
Direction Pin
pin. The low ON-state resistance (R
ON
) of the switch
• Low 3.5-Ω ON-State Connection Between Input
allows connections to be made with minimal
propagation delay. When EN is high, the translator
and Output Ports Provides Less Signal Distortion
switch is ON, and the SCL1 and SDA1 I/O are
• Open-Drain I
2
C I/O Ports (SCL1, SDA1, SCL2,
connected to the SCL2 and SDA2 I/O, respectively,
and SDA2)
allowing bidirectional data flow between ports. When
• 5-V Tolerant I
2
C I/O Ports to Support Mixed-Mode
EN is low, the translator switch is off, and a high-
Signal Operation
impedance state exists between ports.
• High-Impedance SCL1, SDA1, SCL2, and SDA2
In addition to voltage translation, the PCA9306 can
Pins for EN = Low
be used to isolate a 400-kHz bus from a 100-kHz by
• Lock-Up-Free Operation for Isolation When
controlling the EN pin.
EN = Low
Device Information
(1)
• Flow-Through Pinout for Ease of Printed Circuit
PART NUMBER PACKAGE BODY SIZE (NOM)
Board Trace Routing
SSOP (8) 2.95 mm x 2.80 mm
• Latch-Up Performance Exceeds 100 mA Per
VSSOP (8) 2.30 mm x 2.30 mm
JESD 78, Class II
PCA9306
X2SON (8) 1.40 mm x 1.00 mm
• ESD Protection Exceeds JESD 22
DSBGA (8) 1.90 mm x 0.90 mm
– 2000-V Human-Body Model (A114-A)
(1) For all available packages, see the orderable addendum at
– 200-V Machine Model (A115-A)
the end of the datasheet.
– 1000-V Charged-Device Model (C101)
Simplified Application Diagram
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.
器件 Datasheet 文档搜索
AiEMA 数据库涵盖高达 72,405,303 个元件的数据手册，每天更新 5,000 多个 PDF 文件
