参数资料
型号: 74VHC244MX
厂商: Fairchild Semiconductor
文件页数: 4/8页
文件大小: 0K
描述: IC BUFF/DVR TRI-ST DUAL 20SOIC
标准包装: 1
系列: 74VHC
逻辑类型: 缓冲器/线路驱动器,非反相
元件数: 2
每个元件的位元数: 4
输出电流高,低: 8mA,8mA
电源电压: 2 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-SOIC(0.295",7.50mm 宽)
供应商设备封装: 20-SOIC
包装: 标准包装
其它名称: 74VHC244MXDKR
www.fairchildsemi.com
4
74
V
HC244
AC Electrical Characteristics
Note 4: Parameter guaranteed by design. tOSLH
|tPLHmax tPLHmin|; tOSHL
|tPHLmax tPHLmin|.
Note 5: CPD is defined as the value of the internal equivalent capacitance which is calculated from the operating current consumption without load. Average
operating current can be obtained by the equation: ICC (OPR.)
CPD * VCC * fIN ICC/8 (per bit).
Symbol
Parameter
VCC
TA 25qCTA 40qC to 85qC
Units
Conditions
(V)
Min
Typ
Max
Min
Max
tPLH
Propagation Delay
3.3
r 0.3
5.8
8.4
1.0
10.0
ns
CL 15 pF
tPHL
Time
8.3
11.9
1.0
13.5
CL 50 pF
5.0
r 0.5
3.9
5.5
1.0
6.5
ns
CL 15 pF
5.4
7.5
1.0
8.5
CL 50 pF
tPZL
3-STATE Output
3.3
r 0.3
6.6
10.6
1.0
12.5
ns
RL 1 k:
CL 15 pF
tPZH
Enable Time
9.1
14.1
1.0
16.0
CL 50 pF
5.0
r 0.5
4.7
7.3
1.0
8.5
ns
CL 15 pF
6.2
9.3
1.0
10.5
CL 50 pF
tPLZ
3-STATE Output
3.3
r 0.3
10.3
14.0
1.0
16.0
ns
RL 1 k:
CL 50 pF
tPHZ
Disable Time
5.0
r 0.5
6.7
9.2
1.0
10.5
CL 50 pF
tOSLH
Output to Output
3.3
r 0.3
1.5
ns
(Note 4)
CL 50 pF
tOSHL
Skew
5.0
r 0.5
1.0
CL 50 pF
CIN
Input Capacitance
4
10
pF
VCC Open
COUT
Output Capacitance
6
pF
VCC 5.0V
CPD
Power Dissipation Capacitance
19
pF
(Note 5)
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参数描述
74VHC244MX 制造商:Fairchild Semiconductor Corporation 功能描述:IC BUFFERS/DRIVERS/RECEIVERS LOGIC ROHS
74VHC244MX_NL 功能描述:缓冲器和线路驱动器 FINISHED GOOD RoHS:否 制造商:Micrel 输入线路数量:1 输出线路数量:2 极性:Non-Inverting 电源电压-最大:+/- 5.5 V 电源电压-最小:+/- 2.37 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Reel
74VHC244MX-CUT TAPE 制造商:FAIRCHILD 功能描述:74VHC Series CMOS Octal Buffer/Line Driver w/ 3-STATE Output - SOIC-20
74VHC244N 功能描述:缓冲器和线路驱动器 Oct Buffer/Line Drv RoHS:否 制造商:Micrel 输入线路数量:1 输出线路数量:2 极性:Non-Inverting 电源电压-最大:+/- 5.5 V 电源电压-最小:+/- 2.37 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Reel
74VHC244N 制造商:Fairchild Semiconductor Corporation 功能描述:74VHC CMOS 74VHC244 DIP20 5.5V