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74HCT7245DB PDF预览

74HCT7245DB

更新时间: 2024-02-03 07:40:58
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, PDSO20, Bus Driver/Transceiver

74HCT7245DB 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

74HCT7245DB 数据手册

 浏览型号74HCT7245DB的Datasheet PDF文件第1页浏览型号74HCT7245DB的Datasheet PDF文件第2页浏览型号74HCT7245DB的Datasheet PDF文件第3页浏览型号74HCT7245DB的Datasheet PDF文件第5页浏览型号74HCT7245DB的Datasheet PDF文件第6页浏览型号74HCT7245DB的Datasheet PDF文件第7页 
Philips Semiconductors  
Product specification  
Octal bus Schmitt-trigger transceiver;  
3-state  
74HC/HCT7245  
DC CHARACTERISTICS FOR 74HC  
For the DC characteristics see “74HC/HCT/HCU/HCMOS Logic Family Specifications”.  
Output capability: bus driver  
ICC category: MSI  
TRANSFER CHARACTERISTICS FOR 74HC  
Voltages are referred to GND (ground = 0 V)  
Tamb (°C)  
TEST CONDITIONS  
74HC  
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  
1.50  
3.15  
4.20  
1.50  
3.15  
4.20  
1.50  
3.15  
4.20  
V
V
V
2.0 Figs. 4 and 5  
4.5  
6.0  
negative-going threshold 0.30  
0.30  
1.35  
1.80  
0.30  
1.35  
1.80  
2.0 Figs. 4 and 5  
4.5  
6.0  
1.35  
1.80  
hysteresis (VT+ VT)  
0.1  
0.25 0.4  
0.3 0.5  
0.2  
0.1  
0.25  
0.3  
0.1  
0.25  
0.3  
2.0 Figs. 4 and 5  
4.5  
6.0  
AC CHARACTERISTICS FOR 74HC  
GND = 0 V; tr = tf = 6 ns; CL = 50 pF  
Tamb (°C)  
TEST CONDITIONS  
74HC  
SYMBOL PARAMETER  
UNIT  
VCC  
+25  
40 to +85 40 to +125  
WAVEFORMS  
(V)  
min. typ. max. min. max. min. max.  
t
t
PHL/ tPLH propagation delay  
An to Bn;  
33  
12  
10  
100  
20  
17  
125  
25  
21  
150  
30  
26  
ns  
ns  
ns  
ns  
2.0 Fig.7  
4.5  
6.0  
Bn to An  
PZH/ tPZL 3-state output enable time  
47  
17  
14  
160  
32  
27  
200  
40  
34  
240  
48  
41  
2.0 Fig.7  
4.5  
6.0  
OE to An;  
OE to Bn  
tPHZ/ tPLZ 3-state output disable time  
52  
19  
16  
160  
32  
27  
200  
40  
34  
240  
48  
41  
2.0 Fig.7  
4.5  
6.0  
OE to An;  
OE to Bn  
t
THL/ tTLH output transition time  
14  
5
4
60  
12  
10  
75  
15  
13  
90  
18  
15  
2.0 Fig.7  
4.5  
6.0  
December 1990  
4

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