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參數(shù)資料
| 型號： | 7LVC240APWDH |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 通用總線功能 |
| 英文描述： | Octal buffer/line driver with 5-volt tolerant inputs/outputs; inverting 3-State |
| 中文描述： | LVC/LCX/Z SERIES, DUAL 4-BIT DRIVER, INVERTED OUTPUT, PDSO20 |
| 文件頁數(shù)： | 6/11頁 |
| 文件大?。?/td> | 96K |
| 代理商： | 7LVC240APWDH |
Philips Semiconductors
Product specification
74LVC240A
Octal buffer/line driver with 5-volt
tolerant inputs/outputs; inverting (3-State)
1998 May 20
6
AC WAVEFORMS
V
M
= 1.5V at V
V
and V
OH
are the typical output voltage drop that occur with the
output load.
V
X
= V
OL
+ 0.3V at V
CC
2.7V; V
X
= V
OL
+ 0.1 V
CC
at V
CC
V
Y
= V
OH
–0.3V at V
CC
2.7V; V
Y
= V
OH
– 0.1 V
CC
at V
CC
2.7V; V
= 0.5 V
at V
2.7V.
2.7V
2.7V
INPUTS
V
M
t
PHL
t
PLH
V
OL
V
I
V
M
GND
V
OH
OUTPUTS
SW00221
Waveform 1. Inputs (1A
n
, 2A
n
) to outputs (1Y
n
, 2Y
n
)
propagation delays.
SV00613
outputs
outputs
enabled
outputs
t
PHZ
t
PZH
t
PZL
t
PLZ
Q
OUTPUT
HIGH-to-OFF
OFF-to-HIGH
Q
OUTPUT
LOW-to-OFF
V
M
V
M
nOE INPUT
V
X
V
OL
V
OH
V
Y
GND
GND
V
CC
V
I
V
M
Waveform 2. 3-State enable and disable times.
TEST CIRCUIT
PULSE
GENERATOR
R
T
V
IN
D.U.T.
V
OUT
50pF
V
CC
SWITCH POSITION
TEST
t
PLH
/t
PHL
t
PLZ
/t
PZL
t
PHZ
/t
PZH
SWITCH
Open
2
V
CC
GND
Test Circuit for 3-State Outputs
Open
GND
S
1
2
V
CC
DEFINITIONS
R
T
=Termination resistance should be equal to Z
OUT
of pulse generators.
V
CC
2.7V
2.7 – 3.6V
V
I
V
CC
2.7V
SW00233
500
500
Waveform 3. Load circuitry for switching times.
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| 7LVC241APWDH | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Octal buffer/line driver with 5-volt tolerant inputs/outputs 3-State |
| 7LVC244APWDH | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Octal buffer/line driver with 5-volt tolerant inputs/outputs 3-Statetitle |
| 7LVC245APWDH | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Octal bus transceiver with direction pin with 5-volt tolerant inputs/outputs 3-State |
| 7LVC373APWDH | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Octal D-type transparent latch with 5-volt tolerant inputs/outputs 3-State |
| 7LVC374APWDH | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Octal D-type flip-flop with 5-volt tolerant inputs/outputs; positive edge-trigger 3-State |
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