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参数资料
| 型号： | SN74ACT74MDREP |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 锁存器 |
| 英文描述： | ACT 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： | 111K |
| 代理商： | SN74ACT74MDREP |
SN74ACT74EP
DUAL POSITIVEEDGETRIGGERED DTYPE FLIPFLOP
WITH CLEAR AND PRESET
SCAS722 OCTOBER 2003
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions (see Note 4)
MIN
MAX
UNIT
VCC
Supply voltage
4.5
5.5
V
VIH
High-level input voltage
2
V
VIL
Low-level input voltage
0.8
V
VI
Input voltage
0
VCC
V
VO
Output voltage
0
VCC
V
IOH
High-level output current
24
mA
IOL
Low-level output current
24
mA
t/v
Input transition rise or fall rate
8
ns/V
TA
Operating free-air temperature
55
125
°C
NOTE 4: All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report
Implications of Slow or Floating CMOS Inputs, literature number SCBA004.
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25°C
MIN
MAX
UNIT
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
MIN
MAX
UNIT
IOH = 50 A
4.5 V
4.4
4.49
4.4
VOH
IOH = 50 A
5.5 V
5.4
5.49
5.4
V
VOH
IOH = 24 mA
4.5 V
3.86
3.7
V
IOH = 24 mA
5.5 V
4.86
4.7
IOL = 50 A
4.5 V
0.001
0.1
VOL
IOL = 50 A
5.5 V
0.001
0.1
V
VOL
IOL = 24 mA
4.5 V
0.36
0.5
V
IOL = 24 mA
5.5 V
0.36
0.5
II
VI = VCC or GND
5.5 V
±0.1
±1
A
ICC
VI = VCC or GND,
IO = 0
5.5 V
2
40
A
ICC
One input at 3.4 V,
Other inputs at GND or VCC
5.5 V
0.6
1.6
mA
Ci
VI = VCC or GND
5 V
3
pF
This is the increase in supply current for each input that is at one of the specified TTL voltage levels, rather than 0 V or VCC.
timing characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (see Figure 1)
TA = 25°C
MIN
MAX
UNIT
MIN
MAX
MIN
MAX
UNIT
fclock
Clock frequency
145
85
MHz
tw
Pulse duration
PRE or CLR low
5
7
ns
tw
Pulse duration
CLK
5
7
ns
tsu
Setup time, data before CLK
↑
Data
3
4
ns
tsu
Setup time, data before CLK
↑
PRE or CLR inactive
0
0.5
ns
th
Hold time, data after CLK
↑
1
ns
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SN74ACT74N | 功能描述:触发器 Dual Pos Edge Trig 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 |
| SN74ACT74N | 制造商:Texas Instruments 功能描述:Flip Flop Logic IC |
| SN74ACT74NE4 | 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 |
| SN74ACT74NS | 制造商:Texas Instruments 功能描述: |
| SN74ACT74NSR | 功能描述:触发器 Dual Pos Edge Trig 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 |
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