參數(shù)資料
型號(hào): HEF4737BD
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 通用總線功能
英文描述: Quadruple static decade counters
中文描述: 4000/14000/40000 SERIES, ASYN POSITIVE EDGE TRIGGERED 17-BIT UP DECADE COUNTER, CDIP18
文件頁(yè)數(shù): 8/9頁(yè)
文件大?。?/td> 63K
代理商: HEF4737BD
January 1995
8
Philips Semiconductors
Product specification
Quadruple static decade counters
HEF4737B
HEF4737V
Output transition
times; any output
HIGH to LOW
5
35
18
15
50
30
25
70
36
30
100
60
50
ns
ns
ns
ns
ns
ns
15 ns
+
9 ns
+
8 ns
+
15 ns
+
13 ns
+
13 ns
+
(0,40 ns/pF) C
L
(0,18 ns/pF) C
L
(0,13 ns/pF) C
L
(0,70 ns/pF) C
L
(0,33 ns/pF) C
L
(0,23 ns/pF) C
L
10
15
5
10
15
t
THL
LOW to HIGH
t
TLH
3-state propagation delays
Output disable times
EO
O
n
HIGH
5
60
35
25
60
35
25
120
70
50
120
70
50
ns
ns
ns
ns
ns
ns
10
15
5
10
15
t
PHZ
LOW
t
PLZ
Output enable times
EO
O
n
HIGH
5
90
40
30
90
40
30
80
30
25
50
25
20
60
30
25
50
20
18
180
80
60
180
80
60
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MHz
MHz
MHz
10
15
5
10
15
t
PZH
LOW
t
PZL
Maximum CP pulse
width; LOW
5
160
60
50
100
50
40
120
60
50
100
40
36
10
15
t
WCPL
Minimum MR pulse
width; HIGH
5
10
15
t
WMRH
Minimum PL pulse
width; HIGH
5
10
15
t
WPLH
Minimum T pulse
width; HIGH
5
10
15
t
WTH
Maximum clock
pulse frequency
5
3
8
6
10
15
f
max
16
20
10
V
DD
V
SYMBOL
MIN.
TYP.
MAX.
TYPICAL EXTRAPOLATION
FORMULA
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