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参数资料
| 型号： | SN74LS74ADR2 |
| 厂商： | ON SEMICONDUCTOR |
| 元件分类： | 锁存器 |
| 英文描述： | LS SERIES, DUAL POSITIVE EDGE TRIGGERED D FLIP-FLOP, COMPLEMENTARY OUTPUT, PDSO14 |
| 封装： | PLASTIC, SOIC-14 |
| 文件页数： | 3/7页 |
| 文件大小： | 169K |
| 代理商： | SN74LS74ADR2 |
SN74LS74A
http://onsemi.com
3
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Symbol
Parameter
Limits
Unit
Test Conditions
Min
Typ
Max
VIH
Input HIGH Voltage
2.0
V
Guaranteed Input HIGH Voltage for
All Inputs
VIL
Input LOW Voltage
0.8
V
Guaranteed Input LOW Voltage for
All Inputs
VIK
Input Clamp Diode Voltage
0.65
1.5
V
VCC = MIN, IIN = 18 mA
VOH
Output HIGH Voltage
2.7
3.5
V
VCC = MIN, IOH = MAX, VIN = VIH
or VIL per Truth Table
VOL
Output LOW Voltage
0.25
0.4
V
IOL = 4.0 mA
VCC = VCC MIN,
VIN = VIL or VIH
per Truth Table
0.35
0.5
V
IOL = 8.0 mA
IIH
Input High Current
Data, Clock
Set, Clear
20
40
μA
VCC = MAX, VIN = 2.7 V
Data, Clock
Set, Clear
0.1
0.2
mA
VCC = MAX, VIN = 7.0 V
IIL
Input LOW Current
Data, Clock
Set, Clear
0.4
0.8
mA
VCC = MAX, VIN = 0.4 V
IOS
Output Short Circuit Current (Note 2)
20
100
mA
VCC = MAX
ICC
Power Supply Current
8.0
mA
VCC = MAX
2. Not more than one output should be shorted at a time, nor for more than 1 second.
AC CHARACTERISTICS (TA = 25°C, VCC = 5.0 V)
Symbol
Parameter
Limits
Unit
Test Conditions
Min
Typ
Max
fMAX
Maximum Clock Frequency
25
33
MHz
Figure 1
VCC = 5.0 V
CL = 15 pF
tPLH
tPHL
Clock, Clear, Set to Output
13
25
ns
Figure 1
25
40
ns
AC SETUP REQUIREMENTS (TA = 25°C)
Symbol
Parameter
Limits
Unit
Test Conditions
Min
Typ
Max
tW(H)
Clock
25
ns
Figure 1
VCC = 5.0 V
tW(L)
Clear, Set
25
ns
Figure 2
ts
Data Setup Time — HIGH
Data Setup Time — LOW
20
ns
Figure 1
20
ns
th
Hold Time
5.0
ns
Figure 1
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SN74LS74ADRE4 | 功能描述:触发器 Dual Pos-Edge-Trig D-Type Flip-Flop RoHS:否 制造商:Texas Instruments 电路数量:2 逻辑系列:SN74 逻辑类型:D-Type Flip-Flop 极性:Inverting, Non-Inverting 输入类型:CMOS 输出类型: 传播延迟时间:4.4 ns 高电平输出电流:- 16 mA 低电平输出电流:16 mA 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:X2SON-8 封装:Reel |
| SN74LS74ADRG4 | 功能描述:触发器 Dual DType Pos Edge Trigrd FlipFlop RoHS:否 制造商:Texas Instruments 电路数量:2 逻辑系列:SN74 逻辑类型:D-Type Flip-Flop 极性:Inverting, Non-Inverting 输入类型:CMOS 输出类型: 传播延迟时间:4.4 ns 高电平输出电流:- 16 mA 低电平输出电流:16 mA 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:X2SON-8 封装:Reel |
| SN74LS74AJ | 制造商:Motorola 功能描述:74LS74 MOT NOTES |
| SN74LS74AJD | 制造商:ONS 功能描述:ON SEMICONDUCTOR NXC7C |
| SN74LS74AM | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
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