參數(shù)資料
型號: HEF4059BT
廠商: NXP Semiconductors N.V.
元件分類: 通用總線功能
英文描述: Programmable divide-by-n counter
封裝: HEF4059BP<SOT101-1 (DIP24)|<<http://www.nxp.com/packages/SOT101-1.html<1<Always Pb-free,;HEF4059BT<SOT137-1 (SO24)|<<http://www.nxp.com/packages/SOT137-1.html<1<wee
文件頁數(shù): 5/6頁
文件大小: 55K
代理商: HEF4059BT
January 1995
5
Philips Semiconductors
Product specification
Programmable divide-by-n counter
HEF4059B
LSI
FUNCTION TABLE
Note
1.
It is recommended that the device is in the master preset mode (K
b
= K
c
= logic 0) in order to correctly initialize the
device prior to start up.
H = HIGH voltage level
L = LOW voltage level
X = don’t care
2.
DC CHARACTERISTICS
V
SS
= 0 V
LATCH
ENABLE
INPUT
MODE
SELECT
INPUTS
FIRST COUNTING
SECTION
DECADE 1
LAST COUNTING
SECTION
DECADE 5
COUNTER
RANGE
OPERATION
LE
K
a
K
b
K
c
MODE
MAX.
PRESET
STATE
JAM
INPUTS
USED
DIVIDE
BY
MAX.
PRESET
STATE
JAM
INPUTS
USED
BCD
MAX.
BINARY
MAX.
H
H
H
H
H
L
L
L
L
L
H
H
L
H
L
H
H
L
H
L
H
L
H
H
L
L
H
H
H
L
L
H
H
H
H
H
H
L
H
H
H
H
L
L
2
4
5
8
10
2
4
5
8
10
10
1
3
4
7
9
1
3
4
7
9
9
J
1
J
1
J
2
J
1
J
2
J
3
J
1
J
2
J
3
J
1
J
2
J
3
J
4
1
J
1
J
1
J
2
J
1
J
2
J
3
J
1
J
2
J
3
J
1
J
2
J
3
J
4
1
J
1
J
2
J
3
J
4
1
8
4
2
2
7
3
1
1
0
7
3
1
1
0
0
J
2
J
3
J
4
J
3
J
4
J
4
J
4
J
2
J
3
J
4
J
3
J
4
J
4
J
4
15 999 17 331
15 999 18 663
9 999 13 329
15 999 21 327
9 999 16 659
15 999 17 331
15 999 18 663
9 999 13 329
15 999 21 327
9 999 16 659
9 999 16 659
fixed
10 000
timer mode
8
4
2
2
divide-by-n mode
L
L
H
L
preset inhibited
preset inhibited
divide-by-10 000
mode
master preset
mode
X
X
L
L
master preset
master preset
V
DD
V
SYMBOL
T
amb
(
°
C)
UNIT
40
MIN.
+
25
MIN.
+
85
MIN.
Output (sink)
current LOW
4,75
10
15
2,7
9,5
24
0,8
2,4
8,4
2,3
8
20
0,7
2
7
1,8
6,3
16
0,5
1,6
5,6
mA
mA
mA
mA
mA
mA
V
O
=
V
O
=
V
O
=
V
O
=
V
O
=
V
O
= 13,5 V; V
I
= 0 or 15 V
0,4 V; V
I
= 0 or 4,75 V
0,5 V; V
I
= 0 or 10 V
1,5 V; V
I
= 0 or 15 V
4,6 V; V
I
= 0 or 5 V
9,5 V; V
I
= 0 or 10 V
I
OL
Output (source)
current HIGH
5
10
15
I
OH
Output (source)
current HIGH
5
I
OH
2,4
2
1,6
mA
V
O
= 2,5 V; V
I
= 0 or
5 V
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