參數(shù)資料
型號: 74ABT2240
廠商: Fairchild Semiconductor Corporation
英文描述: Octal Buffer/Line Driver with 25з Series Resistors in the Outputs
中文描述: 八路緩沖器/線與25з系列電阻的輸出驅(qū)動
文件頁數(shù): 5/10頁
文件大小: 103K
代理商: 74ABT2240
Philips Semiconductors
Octal inverting buffer with 30
series termination
resistors (3-State)
Product specification
74ABT2240
1998 Jan 16
5
AC CHARACTERISTICS
GND = 0V; t
R
= t
F
= 2.5ns; C
L
= 50pF, R
L
= 500
LIMITS
SYMBOL
PARAMETER
WAVEFORM
T
amb
= +25
°
C
V
CC
= +5.0V
Typ
2.8
4.3
3.4
5.5
4.1
3.4
T
amb
= –40
°
C to +85
°
C
CC
= +5.0V
±
0.5V
Min
1.0
3.0
1.5
4.2
1.9
2.5
UNIT
Min
1.0
3.0
1.5
4.2
1.9
2.5
Max
4.0
5.8
4.7
7.6
5.0
5.8
Max
4.9
6.0
5.8
8.4
5.6
6.4
t
PLH
t
PHL
t
PZH
t
PZL
t
PHZ
t
PLZ
Propagation delay
An to Yn
Output enable time
to High and Low level
Output disable time
from High and Low level
1
ns
2
ns
2
ns
AC WAVEFORMS
V
M
= 1.5V, V
IN
= GND to 3.0V
INPUT
1.5V
OUTPUT
t
PLH
t
PHL
SA00028
1.5V
1.5V
1.5V
3 V
0 V
V
OH
V
OL
Waveform 1. Waveforms Showing the Input (An)
to Output (Yn) Propagation Delays
TEST CIRCUIT AND WAVEFORMS
OE INPUT
V
M
V
M
t
PZH
t
PHZ
Yn OUTPUT
V
OH
V
OH
– 0.3V
V
M
V
M
Yn OUTPUT
V
OL
t
PZL
t
PLZ
3.5V
0V
V
OL
+ 0.3V
SA00029
Waveform 2. Waveforms Showing the 3-State Output
Enable and Disable Times
C
L
= 50 pF
500
Load Circuit
DEFINITIONS
C
L
=
Load capacitance includes jig and probe capacitance;
see AC CHARACTERISTICS for value.
TEST
S1
t
pd
open
t
PLZ
/t
PZL
7 V
t
PHZ
/t
PZH
open
SA00012
500
From Output
Under Test
S1
7 V
Open
GND
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
74ABT2240_YAF3026B WAF 制造商:Fairchild Semiconductor Corporation 功能描述:
74ABT2240CMSA 功能描述:緩沖器和線路驅(qū)動器 Octal Buf/Line Drv RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel
74ABT2240CMSA_Q 功能描述:緩沖器和線路驅(qū)動器 Octal Buf/Line Drv RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel
74ABT2240CMSAC 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
74ABT2240CMSAX 功能描述:緩沖器和線路驅(qū)動器 Octal Buf/Line Drv RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel