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参数资料
| 型号： | SN74AC74D |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 锁存器 |
| 英文描述： | AC SERIES, DUAL POSITIVE EDGE TRIGGERED D FLIP-FLOP, COMPLEMENTARY OUTPUT, PDSO14 |
| 封装： | GREEN, PLASTIC, SOIC-14 |
| 文件页数： | 16/21页 |
| 文件大小： | 820K |
| 代理商： | SN74AC74D |
SN54AC74, SN74AC74
DUAL POSITIVEEDGETRIGGERED DTYPE FLIPFLOPS
WITH CLEAR AND PRESET
SCAS521F AUGUST 1995 REVISED OCTOBER 2003
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25°C
SN54AC74
SN74AC74
UNIT
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
3 V
2.9
4.49
2.9
IOH = 50 A
4.5 V
4.4
5.49
4.4
IOH = 50 A
5.5 V
5.4
5.49
5.4
VOH
IOH = 12 mA
3 V
2.56
2.4
2.46
V
VOH
IOH = 24 mA
4.5 V
3.86
3.7
3.76
V
IOH = 24 mA
5.5 V
4.86
4.7
4.76
IOH = 50 mA
5.5 V
3.85
IOH = 75 mA
5.5 V
3.85
3 V
0.002
0.1
IOL = 50 A
4.5 V
0.001
0.1
IOL = 50 A
5.5 V
0.001
0.1
VOL
IOL = 12 mA
3 V
0.36
0.5
0.44
V
VOL
IOL = 24 mA
4.5 V
0.36
0.5
0.44
V
IOL = 24 mA
5.5 V
0.36
0.5
0.44
IOL = 50 mA
5.5 V
1.65
IOL = 75 mA
5.5 V
1.65
II
Data pins
VI = VCC or GND
5.5 V
±0.1
±1
A
II
Control pins
VI = VCC or GND
5.5 V
±0.1
±1
A
ICC
VI = VCC or GND,
IO = 0
5.5 V
2
40
20
A
Ci
VI = VCC or GND
5 V
3
pF
Not more than one output should be tested at a time, and the duration of the test should not exceed 2 ms.
timing requirements over recommended operating free-air temperature range,
VCC = 3.3 V " 0.3 V (unless otherwise noted) (see Figure 1)
TA = 25°C
SN54AC74
SN74AC74
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
UNIT
fclock
Clock frequency
100
70
95
MHz
tw
Pulse duration
PRE or CLR low
5.5
8
7
ns
tw
Pulse duration
CLK
5.5
8
7
ns
tsu
Setup time, data before CLK
↑
Data
4
5
4.5
ns
tsu
Setup time, data before CLK
↑
PRE or CLR inactive
0
0.5
0
ns
th
Hold time, data after CLK
↑
0.5
ns
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SN74AC74D | 制造商:Texas Instruments 功能描述:ICS FLIP-FLOPS LOGIC ROHS COMPLIANT:YES |
| SN74AC74DBR | 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 |
| SN74AC74DBRE4 | 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 |
| SN74AC74DBRG4 | 功能描述:触发器 Dual Pos-Edge- Triggered D-Type 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 |
| SN74AC74DE4 | 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 |
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