參數(shù)資料
型號(hào): MC14020BF
廠商: ON SEMICONDUCTOR
元件分類(lèi): 通用總線功能
英文描述: 14-Bit Binary Counter
中文描述: 4000/14000/40000 SERIES, ASYN NEGATIVE EDGE TRIGGERED 14-BIT UP BINARY COUNTER, PDSO16
封裝: EIAJ, SOIC-16
文件頁(yè)數(shù): 4/8頁(yè)
文件大?。?/td> 209K
代理商: MC14020BF
MC14020B
http://onsemi.com
4
7. The formulas given are for the typical characteristics only at 25 C.
8. Data labelled “Typ” is not to be used for design purposes but is intended as an indication of the IC’s potential performance.
(7.)
t
, t
= (0.75 ns/pF) C
+ 12.5 ns
t
TLH
, t
THL
= (0.55 ns/pF) C
L
+ 9.5 ns
Characteristic
t
TLH
,
THL
Symbol
10
15
Vdc
Min
50
40
Typ
(8.)
100
80
Max
ns
Output Rise and Fall Time
TLH
THL
L
Propagation Delay Time
t
, t
= (1.7 ns/pF) C
+ 175 ns
t
PHL
, t
PLH
= (0.66 ns/pF) C
L
+ 82 ns
t
PLH
,
5.0
10
260
115
520
230
ns
t
, t
– (1.7 ns/pF) C
+ 1735 ns
t
PHL
, t
PLH
= (0.66 ns/pF) C
L
+ 772 ns
15
15
125
5.0
10
115
38
230
1820
805
3900
1725
t
PHL
= (0.5 ns/pF) C
L
+ 90 ns
Reset to Q
t
PHL
= (1.7 ns/pF) C
L
+ 285 ns
5.0
370
740
Clock Pulse Width
10
t
WH
5.0
6.0
500
3.0
140
ns
15
420
TLH
THL
15
Reset Pulse Width
t
WL
5.0
3000
320
ns
10
50
25
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