参数资料
型号: 74VHC112SJX
厂商: Fairchild Semiconductor
文件页数: 5/9页
文件大小: 0K
描述: IC FLIP FLOP DUAL JK 16SOP
标准包装: 2,000
系列: 74VHC
功能: 设置(预设)和复位
类型: JK 型
输出类型: 差分
元件数: 2
每个元件的位元数: 1
频率 - 时钟: 200MHz
延迟时间 - 传输: 5.1ns
触发器类型: 负边沿
输出电流高,低: 8mA,8mA
电源电压: 2 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.209",5.30mm 宽)
包装: 带卷 (TR)
74VHC112
Dual
J-K
Flip-Flops
with
Preset
and
Clear
1995 Fairchild Semiconductor Corporation
www.fairchildsemi.com
74VHC112 Rev. 1.2
5
AC Electrical Characteristics
Note:
2. CPD is defined as the value of the internal equivalent capacitance which is calculated from the operating
current consumption without load. Average operating current can be obtained from the equation:
ICC (opr.) = CPD VCC fIN + ICC / 4 (per F/F), and the total CPD when n pcs of the Flip-Flop operate can be calculated
by the following equation: CPD (total) = 30 + 14 n
AC Operating Requirements
Note:
3. VCC is 3.3 ± 0.3V or 5.0 ± 0.5V.
Symbol
Parameter
VCC (V)
Conditions
TA = 25°C
TA = –40°C
to +85°C
Units
Min.
Typ.
Max.
Min.
Max.
fMAX
Maximum Clock
Frequency
3.3 ± 0.3
CL = 15pF
110
150
100
MHz
CL = 50pF
90
120
80
5.0 ± 0.5
CL = 15pF
150
200
135
MHz
CL = 50pF
120
185
110
tPLH, tPHL
Propagation Delay Time
(CP to Qn or Qn)
3.3 ± 0.3
CL = 15pF
8.5
11.0
1.0
13.4
ns
CL = 50pF
10.0
15.0
1.0
16.5
5.0 ± 0.5
CL = 15pF
5.1
7.3
1.0
8.8
ns
CL = 50pF
6.3
10.5
1.0
12.0
tPLH, tPHL
Propagation Delay Time
(PR or CLR to Qn or Qn)
3.3 ± 0.3
CL = 15pF
6.7
10.2
1.0
11.7
ns
CL = 50pF
9.7
13.5
1.0
15.0
5.0 ± 0.5
CL = 15pF
4.6
6.7
1.0
8.0
ns
CL = 50pF
6.4
9.5
1.0
11.0
CIN
Input Capacitance
VCC = Open
4
10
pF
CPD
Power Dissipation
Capacitance
(2)
18
pF
Symbol
Parameter
VCC (V)
(3)
TA = 25°C
TA = –40°C to +85°C
Units
Typ.
Guaranteed Minimum
tW
Minimum Pulse Width
(CP or CLR or PR)
3.3
5.0
ns
5.0
tS
Minimum Setup Time
(Jn or Kn to CPn)
3.3
5.0
ns
5.0
4.0
tH
Minimum Hold Time
(Jn or Kn to CPn)
3.3
1.0
ns
5.0
1.0
tREC
Minimum Recovery Time
(CLR or PR to CP)
3.3
6.0
ns
5.0
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