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參數(shù)資料
| 型號(hào)： | 74F1240 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Octal inverter buffer 3-State |
| 中文描述： | 逆變器緩沖八路三態(tài) |
| 文件頁(yè)數(shù)： | 6/10頁(yè) |
| 文件大小： | 85K |
| 代理商： | 74F1240 |
Philips Semiconductors
Product specification
74F1240, 74F1241*
Buffers
1999 Jan 08
6
* Discontinued part. Please see the Discontinued Products List.
AC ELECTRICAL CHARACTERISTICS
LIMITS
SYMBOL
PARAMETER
TEST
CONDITION
T
amb
= +25
°
C
V
= +5.0V
C
L
= 50pF, R
L
= 500
T
amb
= 0
°
C to +70
°
C
V
= +5.0V
±
10%
C
L
= 50pF, R
L
= 500
UNIT
MIN
TYP
MAX
MIN
MAX
t
PLH
t
PHL
t
PZH
t
PZL
t
PHZ
t
PLZ
t
PLH
t
PHL
t
PZH
t
PZL
t
PHZ
t
PLZ
Propagation delay
Ian, Ibn, to Yn
Waveform 1
3.0
1.5
4.5
2.5
6.5
4.5
2.5
1.5
7.5
5.0
ns
ns
Output Enable time
to High or Low level
74F1240
Waveform 3
Waveform 4
3.0
4.0
5.5
7.0
7.5
9.0
3.0
4.0
8.0
9.5
ns
ns
Output Disable time
to High or Low level
Waveform 3
Waveform 4
2.0
2.0
4.0
4.0
6.0
5.5
2.0
2.0
6.5
6.0
ns
ns
Propagation delay
Ian, Ibn, to Yn
Waveform 2
2.5
2.5
4.0
5.0
5.5
6.5
2.5
2.5
6.0
7.0
ns
ns
Output Enable time
to High or Low level
74F1241
Waveform 3
Waveform 4
3.0
3.0
5.5
6.5
7.0
8.0
3.0
3.0
7.5
8.5
ns
ns
Output Disable time
to High or Low level
Waveform 3
Waveform 4
3.0
3.0
5.5
6.0
7.5
8.0
3.0
3.0
8.5
8.5
ns
ns
AC WAVEFORMS
For all waveforms, V
M
= 1.5V.
Ian, Ibn
V
M
V
M
V
M
V
M
t
PLH
t
PHL
Yn
SF00328
Waveform 1. For Inverting Outputs
Ian, Ibn
V
M
V
M
V
M
V
M
t
PHL
t
PLH
Yn
SF00329
Waveform 2. For Non-inverting Outputs
V
M
V
M
V
M
t
PHZ
t
PZH
V
OH
-0.3V
0V
Yn, Yn
OEn
OEb
SF00330
Waveform 3. 3-State Output Enable Time to High Level and
Output Disable Time from High Level
V
M
V
M
V
M
t
PLZ
t
PZL
V
OL
+0.3V
SF00331
3.5V
OEn
OEb
Yn, Yn
Waveform 4. 3-State Output Enable Time to Low Level and
Output Disable Time from Low Level
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 74F1241 | Octal inverter buffer 3-State |
| 74F1244 | Octal buffer 3-State |
| 74F1245 | Octal transceiver 3-State |
| 74F125D | 4-Bit Buffer/Driver |
| 74F125N | 4-Bit Buffer/Driver |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74F1240D | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Dual 4-Bit Inverting Buffer/Driver |
| 74F1240N | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Dual 4-Bit Inverting Buffer/Driver |
| 74F1241 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Octal inverter buffer 3-State |
| 74F1244 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Octal buffer 3-State |
| 74F1245 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Octal transceiver 3-State |
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