參數(shù)資料
型號: 74AC161SJ
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 通用總線功能
英文描述: Quad 2-input positive-NAND buffers with open collector outputs 14-SOIC 0 to 70
中文描述: AC SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT UP BINARY COUNTER, PDSO16
封裝: 5.30 MM, EIAJ TYPE2, SOP-16
文件頁數(shù): 6/12頁
文件大?。?/td> 101K
代理商: 74AC161SJ
AC ELECTRICAL CHARACTERISTICS
(C
L
= 50 pF, R
L
= 500
, Input t
r
= t
f
=3 ns)
Symbol
Parameter
Test Condition
Value
Unit
V
CC
(V)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
T
A
= 25
o
C
Min.
Typ.
-40 to 85
o
C
Min.
Max.
12.0
9.0
14.0
10.0
9.5
6.5
12.0
9.0
12.0
9.5
5.5
4.5
3.5
3.0
13.5
8.5
-1.0
0.5
11.5
7.5
0
0.5
6.0
4.5
0
0
0
0.5
Max.
13.0
10.0
15.0
11.0
11.0
7.5
13.0
10.0
13.0
10.0
7.5
6.0
4.0
3.5
16.0
10.5
0.5
1.0
14.0
8.5
0
1.0
7.0
5.0
0
0.5
0.5
1.0
t
PLH
t
PHL
Propagation Delay Time
CKto Q
7.0
5.0
8.5
6.0
5.5
3.5
6.5
5.5
7.0
5.5
3.0
2.5
2.0
2.0
4.0
1.5
-1.0
-0.5
3.0
2.0
-2.5
-2.0
3.0
2.0
-3.5
-2.0
-1.0
-0.5
110
165
ns
t
PLH
t
PHL
Propagation Delay Time
CKto CARRYOUT
ns
t
PLH
t
PHL
Propagation Delay Time
TEto CARRYOUT
ns
t
PHL
Propagation Delay Time
CLRto Q
ns
t
PHL
Propagation Delay Time
CLRto CARRYOUT
ns
t
wL
CLRpulseWidth, LOW
(LOAD)
ns
t
w
CKpulse Width
HIGHorLOW
ns
t
s
SetupTime HIGH orLOW
(INPUTto CLOCK)
ns
t
h
Hold TimeHIGH or LOW
(INPUTto CLOCK)
ns
t
s
SetupTime HIGH orLOW
(CLEAR to CLOCK)
ns
t
h
Hold TimeHIGH or LOW
(CLEAR to CLOCK)
ns
t
s
SetupTime HIGH orLOW
(PE orTE to CLOCK)
ns
t
h
Hold TimeHIGH or LOW
(PE orTE to CLOCK)
ns
t
REM
Recovery Time
CLRto CLOCK
ns
f
MAX
Maximum Clock Frequency
70
110
60
95
MHz
(*) Voltagerangeis3.3V
±
0.3V
(**) Voltagerange is 5V
±
0.5V
CAPACITIVE CHARACTERISTICS
Symbol
Parameter
Test Conditions
Value
Unit
V
CC
(V)
T
A
= 25
o
C
Min.
Typ.
-40 to 85
o
C
Min.
Max.
Max.
C
IN
C
PD
Input Capacitance
Power Dissipation
Capacitance (note 1)
5.0
5.0
4.5
45
pF
pF
f
IN
= 10 MHz
1)C
PD
isdefined as thevalue oftheIC’sinternal equivalent capacitance whichiscalculated fromtheoperatingcurrent consumption without load.(Referto
TestCircuit).Average opertingcurrent canbeobtained bythefollowingequation. I
CC
(opr)=C
PD
V
CC
f
IN
+I
CC
/n(per circuit)
74AC161
6/12
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