參數(shù)資料
型號: MC14585BF
廠商: ON SEMICONDUCTOR
元件分類: 通用總線功能
英文描述: 4-Bit Magnitude Comparator
中文描述: 4000/14000/40000 SERIES, 4-BIT MAGNITUDE COMPARATOR, INVERTED OUTPUT, PDSO16
封裝: EIAJ, PLASTIC, SOIC-16
文件頁數(shù): 4/8頁
文件大?。?/td> 160K
代理商: MC14585BF
MC14585B
http://onsemi.com
4
(7.)
(8.)
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
Turn–On, Turn–Off 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
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.
t
PLH
,
t
PHL
5.0
10
15
430
180
130
860
360
260
ns
Figure 1. Dynamic Power Dissipation
Signal Waveforms
Figure 2. Dynamic Signal Waveforms
20 ns
20 ns
2f
1
V
DD
V
SS
V
DD
V
SS
V
OH
V
OL
V
OH
V
OL
V
OH
V
OL
(A<B)
out
(A=B)
out
(A>B)
out
B3
A3
20 ns
20 ns
V
DD
V
SS
V
OH
V
OL
90%
50%
10%
t
PLH
t
PHL
t
TLH
t
THL
90%
50%
10%
B0
(A<B)
out
Inputs (A>B) and (A=B) high, and inputs B3, A3, B2,
A2, B1, A1, A0, and (A<B) low.
Inputs (A>B) and (A=B) high, and inputs B2, A2, B1,
A1, B0, A0 and (A<B) low.
f in respect to a system clock.
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