参数资料
型号: 74LVC273BQ,115
厂商: NXP Semiconductors
文件页数: 14/17页
文件大小: 0K
描述: IC OCT D FF POSEDG TRIG 20DHVQFN
产品培训模块: Logic Packages
标准包装: 3,000
系列: 74LVC
功能: 主复位
类型: D 型总线
输出类型: 非反相
元件数: 1
每个元件的位元数: 8
频率 - 时钟: 150MHz
延迟时间 - 传输: 1.5ns
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: 20-VFQFN 裸露焊盘
包装: 带卷 (TR)
74LVC273
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2012. All rights reserved.
Product data sheet
Rev. 6 — 31 December 2012
6 of 17
NXP Semiconductors
74LVC273
Octal D-type flip-flop with reset; positive-edge trigger
10. Dynamic characteristics
Table 7.
Dynamic characteristics
Voltages are referenced to GND (ground = 0 V). For test circuit see Figure 8.
Symbol Parameter
Conditions
40 C to +85 C
40 C to +125 C Unit
Min
Typ[1]
Max
Min
Max
tpd
propagation
delay
CP to Qn; see Figure 5
VCC = 1.2 V
-
18
-
ns
VCC = 1.65 V to 1.95 V
2.5
9.7
19.2
2.5
22.2
ns
VCC = 2.3 V to 2.7 V
1.8
4.9
9.9
1.8
11.4
ns
VCC = 2.7 V
1.5
4.5
8.4
1.5
10.5
ns
VCC = 3.0 V to 3.6 V
1.5
4.1
8.2
1.5
10.5
ns
tPHL
HIGH to LOW
propagation
delay
MR to Qn; see Figure 6
VCC = 1.2 V
-
18
-
ns
VCC = 1.65 V to 1.95 V
2.4
10.2
20.4
2.4
23.5
ns
VCC = 2.3 V to 2.7 V
1.7
5.2
10.5
1.7
12.1
ns
VCC = 2.7 V
1.5
4.7
8.9
1.5
11.5
ns
VCC = 3.0 V to 3.6 V
1.5
4.3
8.7
1.5
11.0
ns
tW
pulse width
clock HIGH or LOW; see Figure 5
VCC = 1.65 V to 1.95 V
6.0
-
6.0
-
ns
VCC = 2.3 V to 2.7 V
5.0
-
5.0
-
ns
VCC = 2.7 V
5.0
1.8
-
5.0
-
ns
VCC = 3.0 V to 3.6 V
4.0
1.2
-
4.0
-
ns
master reset LOW; see Figure 6
VCC = 1.65 V to 1.95 V
6.0
-
6.0
-
ns
VCC = 2.3 V to 2.7 V
5.0
-
5.0
-
ns
VCC = 2.7 V
5.0
1.7
-
5.0
-
ns
VCC = 3.0 V to 3.6 V
4.0
1.2
-
4.0
-
ns
trec
recovery time
MR to CP; see Figure 6
VCC = 1.65 V to 1.95 V
2.0
-
2.0
-
ns
VCC = 2.3 V to 2.7 V
2.0
-
2.0
-
ns
VCC = 2.7 V
2.0
1.0
-
2.0
-
ns
VCC = 3.0 V to 3.6 V
2.0
1.0
-
2.0
-
ns
tsu
set-up time
Dn to CP; see Figure 7
VCC = 1.65 V to 1.95 V
5.0
-
5.0
-
ns
VCC = 2.3 V to 2.7 V
3.5
-
3.5
-
ns
VCC = 2.7 V
3.0
1.0
-
3.0
-
ns
VCC = 3.0 V to 3.6 V
1.0
0.0
-
1.0
-
ns
th
hold time
Dn to CP; see Figure 7
VCC = 1.65 V to 1.95 V
3.0
-
3.0
-
ns
VCC = 2.3 V to 2.7 V
2.5
-
2.5
-
ns
VCC = 2.7 V
2.0
0.2
-
2.0
-
ns
VCC = 3.0 V to 3.6 V
1.0
0.0
-
1.0
-
ns
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