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參數(shù)資料
| 型號： | 74AC163 |
| 廠商： | Fairchild Semiconductor Corporation |
| 元件分類： | 通用總線功能 |
| 英文描述： | Synchronous Presettable Binary Counter |
| 中文描述： | 同步可預(yù)置二進(jìn)制計(jì)數(shù)器 |
| 文件頁數(shù)： | 2/12頁 |
| 文件大?。?/td> | 101K |
| 代理商： | 74AC163 |
INPUT AND OUTPUT EQUIVALENT CIRCUIT
LOGIC DIAGRAMS
PIN DESCRIPTION
PIN No
1
2
SYMBOL
CLEAR
CLOCK
NAME AND FUNCTION
Master Reset
ClockInput (LOW-to-HIGH,
Edge- Triggered)
DataInputs
CountEnable Input
CountEnable Carry Input
Parallel Enable Input
Flip-Flop Outpus
3, 4, 5, 6
7
10
9
14, 13, 12,
11
10
8
16
A, B, C, D
ENABLE P
ENABLE T
LOAD
QA to QD
ENABLE T
GND
V
CC
CountEnable Carry Input
Ground (0V)
Positive Supply Voltage
TRUTH TABLE
INPUTS
PE
X
X
X
L
H
X
OUTPUTS
QB
L
B
NO CHANGE
NO CHANGE
COUNT UP
NO CHANGE
FUNCTION
CLR
L
H
H
H
H
X
LD
X
L
H
H
H
X
TE
X
X
L
X
H
X
CK
QA
L
A
QC
L
C
QD
L
D
RESET TO ”0”
PRESET DATA
NO COUNT
NO COUNT
COUNT
NO COUNT
NOTE:
X:Don’tCare
A,B,C,D: Logiclevelofdatainput
CARRY=TE
QA
QB
QC
QD
74AC163
2/12
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 74AC163SC | Synchronous Presettable Binary Counter |
| 74AC163SJ | 8-Bit Identity/Magnitude Comparators (P=Q) with Enable 20-SOIC 0 to 70 |
| 74AC163MTCX | CMOS, 10-Bit Multiplying DAC |
| 74AC163 | Synchronous Presettable 4-Bit Counter(同步可預(yù)置的4位計(jì)數(shù)器) |
| 74AC16470 | 16-Bit Registered Transceivers With 3-State Outputs(16位記錄收發(fā)器(三態(tài)輸出)) |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74AC163_01 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:SYNCHRONOUS PRESETTABLE 4-BIT COUNTER |
| 74AC163_ZBA3026B WAF | 制造商:Fairchild Semiconductor Corporation 功能描述: |
| 74AC163_ZBA3116B WAF | 制造商:Fairchild Semiconductor Corporation 功能描述: |
| 74AC16373 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:16-BIT TRANSPARENT D-TYPE LATCHES WITH 3-STATE OUTPUTS |
| 74AC16373DGG | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit D-Type Latch |
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