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参数资料
| 型号： | 74LVC74APW,112 |
| 厂商： | NXP Semiconductors |
| 文件页数： | 17/19页 |
| 文件大小： | 0K |
| 描述： | IC FLIP FLOP DUAL D POS 14TSSOP |
| 产品培训模块： | Logic Packages |
| 标准包装： | 2,400 |
| 系列： | 74LVC |
| 功能： | 设置（预设）和复位 |
| 类型： | D 型 |
| 输出类型： | 差分 |
| 元件数： | 2 |
| 每个元件的位元数： | 1 |
| 频率 - 时钟： | 250MHz |
| 延迟时间 - 传输： | 2.5ns |
| 触发器类型： | 正边沿 |
| 输出电流高，低： | 24mA，24mA |
| 电源电压： | 1.2 V ~ 3.6 V |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 14-TSSOP（0.173"，4.40mm 宽） |
| 包装： | 管件 |
74LVC74A
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2012. All rights reserved.
Product data sheet
Rev. 7 — 20 November 2012
7 of 19
NXP Semiconductors
74LVC74A
Dual D-type flip-flop with set and reset; positive-edge trigger
10. Dynamic characteristics
Table 8.
Dynamic characteristics
Voltages are referenced to GND (ground = 0 V). For test circuit see Figure 9.
Symbol Parameter
Conditions
40 C to +85 C
40 C to +125 C Unit
Min
Typ[1]
Max
Min
Max
tpd
propagation
delay
nCP to nQ, nQ; see Figure 7
VCC = 1.2 V
-
15
-
ns
VCC = 1.65 V to 1.95 V
1.0
5.0
10.3
1.0
11.9
ns
VCC = 2.3 V to 2.7 V
1.8
2.9
5.8
1.8
6.7
ns
VCC = 2.7 V
1.0
2.7
6.0
1.0
7.5
ns
VCC = 3.0 V to 3.6 V
1.0
2.6
5.2
1.0
6.5
ns
nSDtonQ, nQ; see Figure 8
VCC = 1.2 V
-
15
-
ns
VCC = 1.65 V to 1.95 V
0.5
4.0
10.6
0.5
12.2
ns
VCC = 2.3 V to 2.7 V
1.0
2.4
6.1
1.0
7.1
ns
VCC = 2.7 V
1.0
2.9
6.4
1.0
8.0
ns
VCC = 3.0 V to 3.6 V
1.0
2.2
5.4
1.0
7.0
ns
nRD to nQ, nQ; see Figure 8
VCC = 1.2 V
-
15
-
ns
VCC = 1.65 V to 1.95 V
0.5
4.1
10.7
0.5
12.4
ns
VCC = 2.3 V to 2.7 V
1.0
2.4
6.1
1.0
7.1
ns
VCC = 2.7 V
1.0
3.0
6.4
1.0
8.0
ns
VCC = 3.0 V to 3.6 V
1.0
2.2
5.4
1.0
7.0
ns
tW
pulse width
clock HIGH or LOW; see Figure 7
VCC = 1.65 V to 1.95 V
5.0
-
5.0
-
ns
VCC = 2.3 V to 2.7 V
4.0
-
4.0
-
ns
VCC = 2.7 V
3.3
-
4.5
-
ns
VCC = 3.0 V to 3.6 V
3.3
1.3
-
4.5
-
ns
set or reset LOW; see Figure 8
VCC = 1.65 V to 1.95 V
5.0
-
5.0
-
ns
VCC = 2.3 V to 2.7 V
4.0
-
4.0
-
ns
VCC = 2.7 V
3.3
-
4.5
-
ns
VCC = 3.0 V to 3.6 V
3.3
1.7
-
4.5
-
ns
trec
recovery time
set or reset; see Figure 8
VCC = 1.65 V to 1.95 V
1.5
-
1.5
-
ns
VCC = 2.3 V to 2.7 V
1.5
-
1.5
-
ns
VCC = 2.7 V
1.5
-
1.0
-
ns
VCC = 3.0 V to 3.6 V
+1.0
3.0
-
1.0
-
ns
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