参数资料
型号: MC74VHC08DR2G
厂商: ON Semiconductor
文件页数: 3/7页
文件大小: 0K
描述: IC GATE AND QUAD 2INPUT 14-SOIC
标准包装: 2,500
系列: 74VHC
逻辑类型: 与门
电路数: 4
输入数: 2
电源电压: 2 V ~ 5.5 V
电流 - 静态(最大值): 2µA
输出电流高,低: 8mA,8mA
逻辑电平 - 低: 0.5V
逻辑电平 - 高: 1.5V
额定电压和最大 CL 时的最大传播延迟: 7.9ns @ 5V,50pF
工作温度: -55°C ~ 125°C
安装类型: 表面贴装
供应商设备封装: 14-SOICN
封装/外壳: 14-SOIC(0.154",3.90mm 宽)
包装: 带卷 (TR)
MC74VHC08
http://onsemi.com
3
AC ELECTRICAL CHARACTERISTICS (Input tr = tf = 3.0 ns)
Symbol
Parameter
Test Conditions
TA = 25°C
TA = 55°C to 125°C
Unit
Min
Typ
Max
Min
Max
tPLH,
tPHL
Maximum Propagation
Delay,
A or B to Y
VCC = 3.3 ± 0.3 V CL = 15 pF
CL = 50 pF
6.2
8.7
8.8
12.3
1.0
10.5
14.0
ns
VCC = 5.0 ± 0.5 V CL = 15 pF
CL = 50 pF
4.3
5.8
5.9
7.9
1.0
7.0
9.0
Cin
Maximum Input
Capacitance
4
10
10
pF
CPD
Power Dissipation Capacitance (Note 1)
Typical @ 25°C, VCC = 5.0 V
pF
18
1. 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/4 (per gate). CPD is used to determine the
noload dynamic power consumption; PD = CPD VCC2 fin + ICC VCC.
NOISE CHARACTERISTICS (Input tr = tf = 3.0 ns, CL = 50 pF, VCC = 5.0 V)
Symbol
Characteristic
TA = 25°C
Unit
Typ
Max
VOLP
Quiet Output Maximum Dynamic VOL
0.3
0.8
V
VOLV
Quiet Output Minimum Dynamic VOL
0.3
0.8
V
VIHD
Minimum High Level Dynamic Input Voltage
3.5
V
VILD
Maximum Low Level Dynamic Input Voltage
1.5
V
Figure 3. Switching Waveforms
Y
A or B
50% VCC
tPLH
tPHL
GND
VCC
50%
CL*
*Includes all probe and jig capacitance
TEST
POINT
DEVICE
UNDER
TEST
OUTPUT
Figure 4. Test Circuit
Figure 5. Input Equivalent Circuit
INPUT
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