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參數(shù)資料
| 型號： | TC74VHC161FK |
| 廠商： | Toshiba Corporation |
| 元件分類： | 通用總線功能 |
| 英文描述： | Synchronous Presettable 4-Bit Counter |
| 中文描述： | 同步可預(yù)置4位計(jì)數(shù)器 |
| 文件頁數(shù)： | 2/15頁 |
| 文件大?。?/td> | 334K |
| 代理商： | TC74VHC161FK |
TC74VHC161,163F/FN/FT/FK
2007-10-01
2
Pin Assignment
IEC Logic Symbol
Truth Table (Note)
TC74VHC161
TC74VHC163
Inputs
Inputs
Outputs
CLR
LD
ENP
ENT
CK
CLR
LD
ENP
ENT
CK
QA
QB
QC
QD
Function
L
X
X
X
X
L
X
X
X
L
L
L
L
Reset to “0”
H
L
X
X
H
L
X
X
A
B
C
D
Preset Data
H
H
X
L
H
H
X
L
No Change
No Count
H
H
L
X
H
H
L
X
No Change
No Count
H
H
H
H
H
H
H
H
Count Up
Count
H
X
X
X
X
X
X
X
No Change
No Count
Note:
X: Don’t care
A, B, C, D: Logic level of data inputs
Carry: CARRY
=
ENT
QA
QB
QC
QD
V
CC
16
CARRY OUTPUT
QA
QB
15
14
13
12
11
10
CLR
1
2
3
4
5
6
7
B
C
D
ENP
GND
QC
8
LOAD
9
QD
ENT
(top view)
CK
A
(9)
(1)
(10)
(7)
(2)
ENP
CK
1, 5D
[1]
[2]
[4]
[8]
(3)
(4)
(5)
(6)
B
C
D
A
(15)
(14)
(13)
(12)
(11)
QB
QC
QD
QA
CT = 0
M1
M2
G3
G4
LOAD
CLR
CARRY OUTPUT
ENT
TC74VHC161
CTRDIV 16
C5/2, 3, 4+
3CT = 15
(9)
(1)
(10)
(7)
(2)
ENP
CK
1, 5D
[1]
[2]
[4]
[8]
(3)
(4)
(5)
(6)
B
C
D
A
(15)
(14)
(13)
(12)
(11)
QB
QC
QD
QA
5CT = 0
M1
M2
G3
G4
LOAD
CLR
CARRY OUTPUT
ENT
TC74VHC163
CTRDIV 16
C5/2, 3, 4+
3CT = 15
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| TC74VHC163FK | Synchronous Presettable 4-Bit Counter |
| TC74VHC164FK | 8-Bit Shift Register (S-IN, P-OUT) |
| TC74VHC165FK | 8-Bit Shift Register (P-IN, S-OUT) |
| TC74VHC175FK | Quad D-Type Flip Flop with Clear |
| TC74VHC238FK | 3-to-8 Line Decoder |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TC74VHC161FK(EL) | 制造商:Toshiba America Electronic Components 功能描述:Logic,TC74VHC,Sync. Binary Counter,US16 |
| TC74VHC161FN | 制造商:Toshiba America Electronic Components 功能描述:COUNTER SGL 4BIT SYNC BINARY UP 16PIN SOL - Rail/Tube |
| TC74VHC161FT | 制造商:Toshiba America Electronic Components 功能描述:IC TC74VHC161FT BIN COUNTER |
| TC74VHC161FT(EL) | 制造商:Toshiba America Electronic Components 功能描述:IC,Logic,74VHC Series TSSOP16,SYNC.BINA |
| TC74VHC161-FT(SPL) | 制造商:Toshiba America Electronic Components 功能描述: |
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