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參數(shù)資料
| 型號： | 74F579PCQR |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 通用總線功能 |
| 英文描述： | 8-Bit Bidirectional Binary Counter with TRI-STATE Outputs |
| 中文描述： | F/FAST SERIES, SYN POSITIVE EDGE TRIGGERED 8-BIT BIDIRECTIONAL BINARY COUNTER, PDIP20 |
| 封裝： | DIP-20 |
| 文件頁數(shù)： | 8/14頁 |
| 文件大?。?/td> | 112K |
| 代理商： | 74F579PCQR |
Philips Semiconductors
Product specification
74F579
8-bit bidirectional binary counter (3-State)
1992 May 04
8
AC SETUP REQUIREMENTS
LIMITS
SYMBOL
PARAMETER
TEST CONDITIONS
T
amb
= +25
°
C
V
CC
= +5.0V
C
L
= 50pF, R
L
= 500
MIN
TYP
T
amb
= 0
°
C to +70
°
C
V
CC
= +5.0V
±
10%
C
L
= 50pF, R
L
= 500
MIN
UNIT
MAX
MAX
t
s
(H)
t
s
(L)
t
h
(H)
t
h
(L)
t
s
(H)
t
s
(L)
t
h
(H)
t
h
(L)
t
s
(H)
t
s
(L)
t
h
(H)
t
h
(L)
t
s
(H)
t
s
(L)
t
h
(H)
t
h
(L)
t
w
(H)
t
w
(L)
t
w
(L)
t
rec
Setup time, High or Low
I/O
n
to CP
Hold time, High or Low
I/O
n
to CP
Setup time, High or Low
U/D to CP
Waveform 5
3.0
3.0
4.0
4.0
ns
ns
Waveform 5
0
0
0
0
ns
ns
Waveform 5
8.0
8.0
9.0
9.0
ns
ns
Hold time, High or Low
U/D to CP
Waveform 5
0
0
0
0
ns
ns
Setup time, High or Low
PE, SR or CS to CP
Waveform 5
9.5
9.5
10.0
10.0
ns
ns
Hold time, High or Low
PE, SR or CS to CP
Waveform 5
0
0
0
0
ns
ns
Setup time, High or Low
CEP or CET to CP
Waveform 5
5.0
9.0
5.5
10.5
ns
ns
Hold time, High or Low
CEP or CET to CP
Waveform 5
0
0
0
0
ns
ns
CP Pulse width, High or Low
Waveform 1
4.5
4.5
4.5
4.5
ns
ns
MR
Pulse width, Low
Waveform 2
3.0
3.0
ns
Recovery time, MR to CP
Waveform 2
4.0
4.5
ns
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 74F579 | 8-Bit Bidirectional Binary Counter with 3-STATE Outputs |
| 74F579SC | 8-Bit Bidirectional Binary Counter with 3-STATE Outputs |
| 74F579SJ | 8-Bit Bidirectional Binary Counter with 3-STATE Outputs |
| 74F579PC | 8-Bit Bidirectional Binary Counter with 3-STATE Outputs |
| 74F582SDC | Fixed Point ALU |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74F579SC | 功能描述:計數(shù)器移位寄存器 8-Bit Bidir Bin Ctr RoHS:否 制造商:Texas Instruments 計數(shù)器類型: 計數(shù)順序:Serial to Serial/Parallel 電路數(shù)量:1 封裝 / 箱體:SOIC-20 Wide 邏輯系列: 邏輯類型: 輸入線路數(shù)量:1 輸出類型:Open Drain 傳播延遲時間:650 ns 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝:Reel |
| 74F579SCX | 功能描述:計數(shù)器移位寄存器 8-Bit Bidir Bin Ctr RoHS:否 制造商:Texas Instruments 計數(shù)器類型: 計數(shù)順序:Serial to Serial/Parallel 電路數(shù)量:1 封裝 / 箱體:SOIC-20 Wide 邏輯系列: 邏輯類型: 輸入線路數(shù)量:1 輸出類型:Open Drain 傳播延遲時間:650 ns 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝:Reel |
| 74F579SCX | 制造商:Fairchild Semiconductor Corporation 功能描述:IC COUNTERS/MULTIPLIERS/DIVIDERS LOGIC |
| 74F579SJ | 功能描述:計數(shù)器移位寄存器 8-Bit Bidir Bin Ctr RoHS:否 制造商:Texas Instruments 計數(shù)器類型: 計數(shù)順序:Serial to Serial/Parallel 電路數(shù)量:1 封裝 / 箱體:SOIC-20 Wide 邏輯系列: 邏輯類型: 輸入線路數(shù)量:1 輸出類型:Open Drain 傳播延遲時間:650 ns 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝:Reel |
| 74F579SJX | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Synchronous Up/Down Counter |
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