參數(shù)資料
型號(hào): HCF4026B
廠商: 意法半導(dǎo)體
元件分類(lèi): 通用總線功能
英文描述: Decade Counter/Divider(十進(jìn)制計(jì)數(shù)器/除法器(7位段顯輸出))
中文描述: 十年計(jì)數(shù)器/除法器(十進(jìn)制計(jì)數(shù)器/除法器(7位段顯輸出))
文件頁(yè)數(shù): 7/15頁(yè)
文件大小: 318K
代理商: HCF4026B
DYNAMIC ELECTRICAL CHARACTERISTICS
(T
amb
= 25
°
C, C
L
= 50pF, R
L
= 200k
,
typical temperature coefficient for all V
DD
values is 0.3%/
°
C, all input rise and fall times = 20ns)
Value
Typ.
Symbol
Parameter
Test Conditions
V
DD
(V)
Min.
Max.
Unit
CLOCKED OPERATION
t
PLH
, t
PHL
Propagation Delay Time
Carry Out Line
5
250
100
75
350
125
90
100
50
25
5
11
16
110
50
40
500
200
150
700
250
180
200
100
50
ns
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
t
PLH
, t
PHL
Propagation Delay Time
Decode Out Lines
ns
t
THL
, t
TLH
Transition Time
Carry Out Line
ns
f
CL
*
Maximum Clock Input Frequency
2.5
5.5
8
MHz
t
WC
Clock Pulse Width
270
100
80
ns
t
r
, t
f
Clock Input Rise or Fall Time
Unlimited
μ
s
RESET OPERATION
t
PLH
,
Propagation Delay Time
Carry Out Line
5
275
120
80
300
125
90
100
50
25
0
0
0
550
240
160
600
250
180
120
100
50
30
15
10
ns
10
15
5
10
15
5
10
15
5
10
15
t
PLH
, t
PHL
Propagation Delay Time
Decode Out Lines
ns
t
WR
Reset Pulse Width
ns
t
rem
Reset Removal Time
ns
* Measured with respect to carry output line.
HCC/HCF4026B/4033B
7/15
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