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74LVX245 PDF预览

74LVX245

更新时间: 2024-01-05 09:19:02
品牌 Logo 应用领域
意法半导体 - STMICROELECTRONICS 总线收发器输入元件
页数 文件大小 规格书
12页 308K
描述
LOW VOLTAGE CMOS OCTAL BUS TRANSCEIVER (3-STATE) WITH 5V TOLERANT INPUTS

74LVX245 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:TSSOP
包装说明:TSSOP-20针数:20
Reach Compliance Code:compliantHTS代码:8542.39.00.01
风险等级:7.93Is Samacsys:N
其他特性:WITH DIRECTION CONTROL控制类型:COMMON CONTROL
计数方向:BIDIRECTIONAL系列:LV/LV-A/LVX/H
JESD-30 代码:R-PDSO-G20JESD-609代码:e4
长度:6.5 mm逻辑集成电路类型:BUS TRANSCEIVER
最大I(ol):0.004 A湿度敏感等级:3
位数:8功能数量:1
端口数量:2端子数量:20
最高工作温度:125 °C最低工作温度:-55 °C
输出特性:3-STATE输出极性:TRUE
封装主体材料:PLASTIC/EPOXY封装代码:TSSOP
封装等效代码:TSSOP20,.25封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH包装方法:TAPE AND REEL
峰值回流温度(摄氏度):260电源:3.3 V
Prop。Delay @ Nom-Sup:13 ns传播延迟(tpd):18 ns
认证状态:Not Qualified座面最大高度:1.2 mm
子类别:Bus Driver/Transceivers最大供电电压 (Vsup):3.6 V
最小供电电压 (Vsup):2 V标称供电电压 (Vsup):2.7 V
表面贴装:YES技术:CMOS
温度等级:MILITARY端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)
端子形式:GULL WING端子节距:0.65 mm
端子位置:DUAL处于峰值回流温度下的最长时间:40
翻译:N/A宽度:4.4 mm
Base Number Matches:1

74LVX245 数据手册

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74LVX245  
LOW VOLTAGE CMOS OCTAL BUS TRANSCEIVER  
(3-STATE) WITH 5V TOLERANT INPUTS  
HIGH SPEED:  
=4.7ns (TYP.) at V = 3.3V  
t
PD  
CC  
5V TOLERANT INPUTS  
POWER-DOWN PROTECTION ON INPUTS  
INPUT VOLTAGE LEVEL:  
V
= 0.8V, V = 2V at V =3V  
IL  
IH CC  
SOP  
TSSOP  
LOW POWER DISSIPATION:  
= 4 µA (MAX.) at T =25°C  
I
CC  
A
LOW NOISE:  
= 0.5V (TYP.) at V =3.3V  
Table 1: Order Codes  
PACKAGE  
V
OLP  
CC  
SYMMETRICAL OUTPUT IMPEDANCE:  
|I | = I = 4 mA (MIN) at V =3V  
T & R  
OH  
OL  
CC  
SOP  
74LVX245MTR  
74LVX245TTR  
BALANCED PROPAGATION DELAYS:  
TSSOP  
t
t
PLH  
PHL  
OPERATING VOLTAGE RANGE:  
(OPR) = 2V to 3.6V (1.2V Data Retention)  
V
DIR input. The enable input G can be used to  
disable the device so that the busses are  
effectively isolated.  
Power down protection is provided on all inputs  
and 0 to 7V can be accepted on inputs with no  
regard to the supply voltage.  
This device can be used to interface 5V to 3V. It  
combines high speed performance with the true  
CMOS low power consumption.  
All inputs and outputs are equipped with  
protection circuits against static discharge, giving  
them 2KV ESD immunity and transient excess  
voltage.  
CC  
PIN AND FUNCTION COMPATIBLE WITH  
74 SERIES 245  
IMPROVED LATCH-UP IMMUNITY  
DESCRIPTION  
The 74LVX245 is a low voltage CMOS OCTAL  
BUS BUFFER (3-STATE) fabricated with  
sub-micron silicon gate and double-layer metal  
wiring C MOS technology. It is ideal for low  
power, battery operated and low noise 3.3V  
applications.  
This IC is intended for two-way asynchronous  
communication between data busses; the  
direction of data transmission is determined by  
2
All floating bus terminals during High Z state must  
be held HIGH or LOW.  
Figure 1: Pin Connection And IEC Logic Symbols  
Rev. 5  
1/12  
August 2004  

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