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參數(shù)資料
| 型號(hào)： | SN54HC193J |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 計(jì)數(shù)器 |
| 英文描述： | HC/UH SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, CDIP16 |
| 封裝： | HERMETICALLY SEALED, CERAMIC, DIP-16 |
| 文件頁(yè)數(shù)： | 16/21頁(yè) |
| 文件大小： | 757K |
| 代理商： | SN54HC193J |
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SN54HC193, SN74HC193
4BIT SYNCHRONOUS UP/DOWN COUNTERS
(DUAL CLOCK WITH CLEAR)
SCLS122D DECEMBER 1982 REVISED OCTOBER 2003
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
typical clear, load, and count sequence
The following sequence is illustrated below:
1.
Clear outputs to 0
2.
Load (preset) to binary 13
3.
Count up to 14, 15, carry, 0, 1, and 2
4.
Count down to 1, 0, borrow, 15, 14, and 13
Data
Inputs
Data
Outputs
LOAD
A
B
C
D
UP
CO
QA
QB
QC
QD
Clear
Count Up
013
14
0
1
2
BO
Count Down
15
14
13
DOWN
CLR
15
1
0
Preset
NOTES: A. CLR overrides LOAD, data, and count inputs.
B. When counting up, count-down input must be high; when counting down, count-up input must be high.
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相關(guān)代理商/技術(shù)參數(shù) |
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| SN54HC193W | 制造商:Texas Instruments 功能描述: |
| SN54HC194J | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
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