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74AC163 bảng dữ liệu(PDF) 6 Page - STMicroelectronics

tên linh kiện 74AC163
Giải thích chi tiết về linh kiện  SYNCHRONOUS PRESETTABLE 4-BIT COUNTER
PDF  12 Pages
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
Trang chủ  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

74AC163 bảng dữ liệu(HTML) 6 Page - STMicroelectronics

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CAPACITIVE CHARACTERISTICS
Symb ol
Parameter
Test Co nditi ons
Valu e
Un it
VCC
(V)
TA =25
oC
-40 to 85
oC
Min.
T yp.
Max.
Mi n.
Max.
CIN
Input Capacitance
5.0
4.5
pF
CPD
Power Dissipation
Capacitance (note 1)
5.0
fIN = 10 MHz
35
pF
1) CPD isdefined as the value of the IC’sinternal equivalent capacitance which is calculated fromthe operating current consumption without load. (Referto
Test Circuit).Average operting current can be obtained by the following equation. ICC(opr) = CPD
• VCC • fIN +ICC/n(per circuit)
AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, RL = 500
Ω, Input tr =tf =3 ns)
Symb ol
Parameter
T est Con ditio n
Valu e
Un it
VCC
(V)
TA =25
oC
-40 to 85
oC
Min.
T yp.
Max.
Mi n.
Max.
tPLH
tPHL
Propagation Delay Time
CK to Q
3.3
(*)
7.0
12.0
13.0
ns
5.0
(**)
5.0
9.0
9.5
tPLH
tPHL
Propagation Delay Time
CK to CARRY OUT
3.3
(*)
8.0
14.0
15.0
ns
5.0
(**)
6.0
10.5
11.5
tPLH
tPHL
Propagation Delay Time
TE to CARRY OUT
3.3
(*)
5.5
9.5
11.0
ns
5.0
(**)
4.0
6.5
7.5
tw
CK pulse Width, (Count)
HIGH or LOW
3.3
(*)
2.0
4.5
7.5
ns
5.0
(**)
2.0
4.0
4.5
tw
CK pulse Width (Load)
HIGH or LOW
3.3
(*)
2.0
3.0
3.5
ns
5.0
(**)
2.0
2.5
3.0
ts
Setup Time HIGH or LOW
(INPUT to CLOCK)
3.3
(*)
2.0
4.0
5.0
ns
5.0
(**)
1.5
3.0
4.0
th
Hold Time HIGH or LOW
(INPUT to CK)
3.3
(*)
-1.5
-0.5
0
ns
5.0
(**)
-1.0
0.5
1.0
ts
Setup Time HIGH or LOW
(CLEAR to CK)
3.3
(*)
1.0
3.0
4.0
ns
5.0
(**)
1.0
3.5
4.5
th
Hold Time HIGH or LOW
(CLEAR to CK)
3.3
(*)
-0.5
0.5
1.0
ns
5.0
(**)
-0.3
0.5
1.0
ts
Setup Time HIGH or LOW
(LOAD to CK)
3.3
(*)
3.0
5.0
8.0
ns
5.0
(**)
2.5
6.0
7.0
th
Hold Time HIGH or LOW
(LOAD to CK)
3.3
(*)
-2.5
-1.0
-0.5
ns
5.0
(**)
-1.5
0
0.5
ts
Setup Time HIGH or LOW
(PE or TE to CK)
3.3
(*)
3.0
6.0
7.0
ns
5.0
(**)
2.0
4.0
5.0
th
Hold Time HIGH or LOW
(PE or TE to CK)
3.3
(*)
-2.0
-0.5
0
ns
5.0
(**)
-1.5
0
0.5
fMAX
Maximum Clock Frequency
3.3
(*)
70
200
60
MHz
5.0
(**)
110
200
95
(*) Voltage range is 3.3V
± 0.3V
(**) Voltage range is 5V
± 0.5V
74AC163
6/12



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