参数资料
型号: HCF40192M013TR
厂商: STMICROELECTRONICS
元件分类: 计数器
英文描述: 4000/14000/40000 SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL DECADE COUNTER, PDSO16
封装: SO-16
文件页数: 10/12页
文件大小: 597K
代理商: HCF40192M013TR
HCF40192B
7/12
DYNAMIC ELECTRICAL CHARACTERISTICS (Tamb = 25°C, CL = 50pF, RL = 200K, tr = tf = 20 ns)
(*) The time required for Reset or Preset Enable control to be removed before clocking (see timing diagram).
Symbol
Parameter
Test Condition
Value (*)
Unit
VDD (V)
Min.
Typ.
Max.
tPLH tPHL Propagation Delay Time
Clock Up or Clock Down to
Q Reset to Q
5
250
500
ns
10
120
240
15
90
180
PE to Q
5
200
400
ns
10
100
200
15
70
140
Clock Up to Carry
Clock Down to Borrow
5
160
320
ns
10
80
160
15
60
120
Reset or PR to Borrow or
Carry
5
300
600
ns
10
150
300
15
110
220
tTHL tTLH Transition Time
5
100
200
ns
10
50
100
15
40
80
trem*
Removal Time
Reset or PE
580
40
ns
10
40
20
15
30
15
tW
Clock Input Pulse Width
Reset
5
480
240
ns
10
300
150
15
260
130
PE
5
120
240
ns
10
85
170
15
70
140
Clock
5
90
180
ns
10
45
90
15
30
60
tr tf
Clock Input Rise or Fall
Time
515
s
10
15
5
fCL
Maximum Clock Input
Frequency
52
4
MHz
10
5
8
15
5.5
11
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