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參數(shù)資料
| 型號： | 7LVC125APWDH |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 通用總線功能 |
| 英文描述： | SC Series, 3 Ohms, 1.0 W, Fixed, Wirewound Resistor |
| 中文描述： | LVC/LCX/Z SERIES, QUAD 1-BIT DRIVER, TRUE OUTPUT, PDSO14 |
| 文件頁數(shù)： | 6/10頁 |
| 文件大小： | 94K |
| 代理商： | 7LVC125APWDH |
Philips Semiconductors
Product specification
74LVC125A
Quad buffer/line driver with 5-volt
tolerant inputs/outputs (3-state)
1998 Apr 28
6
AC WAVEFORMS
V
M
= 1.5 V at V
CC
V
M
= 0.5 V
CC
at V
CC
< 2.7 V
V
OL
and V
OH
are the typical output voltage drop that occur with the
output load.
V
X
= V
OL
+ 0.3 V at V
CC
≥
2.7 V
V
X
= V
OL
+ 0.1 V at V
CC
> 2.7 V
V
Y
= V
OH
– 0.3 V at V
CC
≥
2.7 V
V
Y
= V
OH
– 0.1 V at V
CC
< 2.7 V
2.7 V;
SV00459
VM
nA INPUT
nY OUTPUT
VM
tPLH
tPHL
GND
V
l
VOL
VOH
Figure 1. Input (nA) to output (nY) propagation delays.
SV00458
outputs
disabled
outputs
enabled
outputs
tPHZ
tPZH
tPZL
tPLZ
VX
VY
VM
VM
nOE Input
VI
GND
VCC
VOL
VOH
HIGOUTPUT
GND
OUTPUT
LOW-to-OFF
VM
Figure 2. 3-state enable and disable times.
TEST CIRCUIT
PULSE
GENERATOR
R
T
V
IN
D.U.T.
V
OUT
C
L
V
CC
R
L
=500
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
L
= Load resistor
C
L
= Load capacitance includes jig and probe capacitance
R
T
=Termination resistance should be equal to Z
OUT
of pulse generators.
V
CC
2.7V
2.7 – 3.6V
V
IN
V
CC
2.7V
SW00047
R
L
=500
Figure 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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|---|---|
| 7LVC1284D | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:3.3V Parallel printer interface transceiver/buffer |
| 7LVC240APWDH | 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; inverting 3-State |
| 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 |
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