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參數(shù)資料
| 型號(hào)： | MC74AC245N |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類： | 通用總線功能 |
| 英文描述： | OCTAL BIDIRECTIONAL TRANSCEIVER WITH 3-STATE INPUTS/OUTPUTS |
| 中文描述： | AC SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDIP20 |
| 封裝： | PLASTIC, DIP-20 |
| 文件頁(yè)數(shù)： | 5/6頁(yè) |
| 文件大?。?/td> | 172K |
| 代理商： | MC74AC245N |
MC74AC245 MC74ACT245
5-5
FACT DATA
AC CHARACTERISTICS
(For Figures and Waveforms — See Section 3)
Symbol
Parameter
(V)
74ACT
74ACT
Unit
No.
VCC*
TA = +25
°
C
CL = 50 pF
TA = –40
°
C
to +85
°
C
CL = 50 pF
Fig.
Min
Typ
Max
Min
Max
tPLH
Propagation Delay
An to Bn or Bn to An
Propagation Delay
An to Bn or Bn to An
Output Enable Time
5.0
1.5
4.0
7.5
1.5
8.0
ns
3-5
tPHL
5.0
1.5
4.0
8.0
1.0
9.0
ns
3-5
tPZH
tPZL
tPHZ
tPLZ
5.0
1.5
5.0
10
1.5
11.0
ns
3-7
Output Enable Time
5.0
1.5
5.5
10
1.5
12.0
ns
3-8
Output Disable Time
5.0
1.5
5.5
10
1.0
11.0
ns
3-7
Output Disable Time
5.0
2.0
5.0
10
1.5
11.0
ns
3-8
* Voltage Range 5.0 V is 5.0 V
±
0.5 V.
CAPACITANCE
Symbol
Parameter
Value
Typ
Unit
Test Conditions
CIN
Input Capacitance
4.5
pF
VCC = 5.0 V
CI/O
Input/Output Capacitance
15
pF
VCC = 5.0 V
CPD
Power Dissipation Capacitance
45
pF
VCC = 5.0 V
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| MC74ACT245DT | OCTAL BIDIRECTIONAL TRANSCEIVER WITH 3-STATE INPUTS/OUTPUTS |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MC74AC245NG | 功能描述:總線收發(fā)器 Octal Bidirectional Transceiver RoHS:否 制造商:Fairchild Semiconductor 邏輯類型:CMOS 邏輯系列:74VCX 每芯片的通道數(shù)量:16 輸入電平:CMOS 輸出電平:CMOS 輸出類型:3-State 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時(shí)間:6.2 ns 電源電壓-最大:2.7 V, 3.6 V 電源電壓-最小:1.65 V, 2.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-48 封裝:Reel |
| MC74AC251D | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| MC74AC251N | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| MC74AC253 | 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:DUAL 4-INPUT MULTIPLEXER WITH 3-STATE OUTPUTS |
| MC74AC253D | 制造商:ON Semiconductor 功能描述:Multiplexer 1-Element CMOS 3-ST 8-IN 16-Pin SOIC Rail 制造商:Rochester Electronics LLC 功能描述:- Bulk |
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