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74HCT7245NB PDF预览

74HCT7245NB

更新时间: 2024-02-06 08:10:37
品牌 Logo 应用领域
恩智浦 - NXP 触发器
页数 文件大小 规格书
7页 45K
描述
IC HCT SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDIP20, Bus Driver/Transceiver

74HCT7245NB 技术参数

生命周期:Active包装说明:TSSOP,
Reach Compliance Code:unknown风险等级:5.46
其他特性:WITH DIRECTION CONTROL系列:HCT
JESD-30 代码:R-PDSO-G20长度:6.5 mm
负载电容(CL):50 pF逻辑集成电路类型:BUS TRANSCEIVER
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:-40 °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
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
传播延迟(tpd):45 ns认证状态:Not Qualified
座面最大高度:1.1 mm最大供电电压 (Vsup):5.5 V
最小供电电压 (Vsup):4.5 V标称供电电压 (Vsup):5 V
表面贴装:YES技术:CMOS
温度等级:AUTOMOTIVE端子形式:GULL WING
端子节距:0.65 mm端子位置:DUAL
宽度:4.4 mmBase Number Matches:1

74HCT7245NB 数据手册

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Philips Semiconductors  
Product specification  
Octal bus Schmitt-trigger transceiver;  
3-state  
74HC/HCT7245  
DC CHARACTERISTICS FOR 74HCT  
For the DC characteristics see “74HC/HCT/HCU/HCMOS Logic Family Specifications”.  
Output capability: bus driver  
ICC category: MSI  
Note to HCT types  
The value of additional quiescent supply current (ICC) for a unit load of 1 is given in the family specifications.  
To determine ICC per input, multiply this value by the unit load coefficient shown in the table below.  
INPUT  
UNIT LOAD COEFFICIENT  
An  
Bn  
OE  
DIR  
0.33  
0.33  
1.50  
1.00  
TRANSFER CHARACTERISTICS FOR 74HCT  
Voltages are referred to GND (ground = 0 V)  
T
amb (°C)  
TEST CONDITIONS  
74HCT  
SYMBOL PARAMETER  
UNIT  
VCC  
(V)  
+25  
40 to +85 40 to +125  
WAVEFORMS  
min. typ. max. min. max. min. max.  
VT+  
VT−  
VH  
positive-going threshold  
2.0  
2.1  
2.0  
2.1  
2.0  
2.1  
V
V
V
4.5 Figs. 4 and 5  
5.5  
negative-going threshold 0.7  
0.8  
0.64  
0.74  
0.6  
0.7  
4.5 Figs. 4 and 5  
5.5  
hysteresis (VT+ VT)  
0.17 0.23  
0.17 0.23  
4.5 Figs. 4 and 5  
5.5  
December 1990  
5

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