參數(shù)資料
型號(hào)： MC14585B
廠商： ON SEMICONDUCTOR
英文描述： 4 Bit Magnitude Comparator(4位比較器（可級(jí)聯(lián)）)
中文描述： 4位數(shù)值比較（4位比較器（可級(jí)聯(lián)））
文件頁(yè)數(shù)： 3/7頁(yè)
文件大小： 103K
代理商： MC14585B
MC14585B
http://onsemi.com
3
Characteristic
Symbol
V
DD
Vdc
Unit
Min
Max
Min
Typ
(Note 2)
Max
Min
Max
Output Voltage
V
in
= V
DD
or 0
“0” Level
V
OL
5.0
10
15
0.05
0.05
0.05
0
0
0
0.05
0.05
0.05
0.05
0.05
0.05
Vdc
“1” Level
V
in
= 0 or V
DD
V
OH
5.0
10
15
4.95
9.95
14.95
4.95
9.95
14.95
5.0
10
15
4.95
9.95
14.95
Vdc
Input Voltage
(V
O
= 4.5 or 0.5 Vdc)
(V
O
= 9.0 or 1.0 Vdc)
(V
O
= 13.5 or 1.5 Vdc)
“0” Level
V
IL
5.0
10
15
1.5
3.0
4.0
2.25
4.50
6.75
1.5
3.0
4.0
1.5
3.0
4.0
Vdc
“1” Level
(V
O
= 0.5 or 4.5 Vdc)
(V
O
= 1.0 or 9.0 Vdc)
(V
O
= 1.5 or 13.5 Vdc)
V
IH
5.0
10
15
3.5
7.0
11
3.5
7.0
11
2.75
5.50
8.25
3.5
7.0
11
Vdc
Output Drive Current
(V
OH
= 2.5 Vdc)
(V
OH
= 4.6 Vdc)
(V
OH
= 9.5 Vdc)
(V
OH
= 13.5 Vdc)
Source
I
OH
5.0
5.0
10
15
– 3.0
– 0.64
– 1.6
– 4.2
– 2.4
– 0.51
– 1.3
– 3.4
– 4.2
– 0.88
– 2.25
– 8.8
– 1.7
– 0.36
– 0.9
– 2.4
mAdc
(V
OL
= 0.4 Vdc)
(V
OL
= 0.5 Vdc)
(V
OL
= 1.5 Vdc)
Sink
I
OL
5.0
10
15
0.64
1.6
4.2
0.51
1.3
3.4
0.88
2.25
8.8
0.36
0.9
2.4
mAdc
Input Current
I
in
15
±
0.1
±
0.00001
±
0.1
±
1.0
Adc
Input Capacitance (V
in
= 0)
C
in
5.0
7.5
pF
Quiescent Current (Per Package)
I
DD
5.0
10
15
5.0
10
20
0.005
0.010
0.015
5.0
10
20
150
300
600
Adc
Total Supply Current (Notes 3, 4)
(Dynamic plus Quiescent,
Per Package)
(C
L
= 50 pF on all outputs, all
buffers switching)
I
T
5.0
10
15
I
T
= (0.6 A/kHz) f + I
DD
I
T
= (1.2 A/kHz) f + I
DD
I
T
= (1.8 A/kHz) f + I
DD
Adc
2. Data labelled “Typ” is not to be used for design purposes but is intended as an indication of the IC’s potential performance.
3. The formulas given are for the typical characteristics only at 25 C.
4. To calculate total supply current at loads other than 50 pF: I
T
(C
L
) = I
T
(50 pF) + (C
L
– 50) Vfk where: I
T
is in A (per package), C
L
in pF,
V = (V
DD
– V
SS
) in volts, f in kHz is input frequency, and k = 0.001.
Characteristic
Symbol
V
DD
Min
(Note 6)
Max
Unit
Output Rise and Fall Time
t
TLH
, t
THL
= (1.5 ns/pF) C
L
+ 25 ns
t
TLH
, t
THL
= (0.75 ns/pF) C
L
+ 12.5 ns
t
TLH
, t
THL
= (0.55 ns/pF) C
L
+ 9.5 ns
t
TLH
,
t
THL
5.0
10
15
100
50
40
200
100
80
ns
TurnOn, TurnOff Delay Time
t
PLH
, t
PHL
= (1.7 ns/pF) C
L
+ 345 ns
t
PLH
, t
PHL
= (0.66 ns/pF) C
L
+ 147 ns
t
PLH
, t
PHL
= (0.5 ns/pF) C
L
+ 105 ns
5. The formulas given are for the typical characteristics only at 25 C.
6. Data labelled “Typ” is not to be used for design purposes but is intended as an indication of the IC’s potential performance.
t
PLH
,
t
PHL
5.0
10
15
430
180
130
860
360
260
ns
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