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74LVC541A Datasheet(PDF) 6 Page - NXP Semiconductors

Part No. 74LVC541A
Description  Octal buffer/line driver with 5-volt tolerant inputs/outputs 3-State
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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74LVC541A Datasheet(HTML) 6 Page - NXP Semiconductors

 
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Philips Semiconductors
Product specification
74LVC541A
Octal buffer/line driver with 5-volt tolerant
inputs/outputs (3-State)
1998 Jul 29
6
AC WAVEFORMS
VM = 1.5 V at VCC w 2.7 V
VM = 0.5 S VCC at VCC < 2.7 V
VX = VOL + 0.3 V at VCC ≥ 2.7 V
VX = VOL + 0.1 ⋅ VCC at VCC < 2.7 V
VY = VOH – 0.3 V at VCC ≥ 2.7 V
VY = VOH – 0.1 ⋅ VCC at VCC < 2.7 V
VOL and VOH are the typical output voltage drop that occur with the
output load.
SV00700
VM
An INPUT
Yn OUTPUT
VM
tPLH
tPHL
GND
VOL
VI
VOH
Figure 1. Input (An) to output (Yn) propagation delays.
SV00685
outputs
disabled
outputs
enabled
outputs
enabled
tPHZ
tPZH
tPZL
tPLZ
OUTPUT
HIGH-to-OFF
OFF–to-HIGH
OUTPUT
LOW-to-OFF
OFF-to-LOW
VM
VM
OEn INPUT
VX
VOL
VOH
VY
GND
GND
VCC
VI
VM
Figure 2. 3-state enable and disable times.
TEST CIRCUIT
PULSE
GENERATOR
VI
RT
D.U.T.
VO
CL
50pF
S1
2 x VCC
Open
GND
500
500
VCC
VI
t 2.7V
VCC
2.7V – 3.6V
2.7V
Test
S1
GND
tPLZ/tPZL
2 x VCC
tPHZ/tPZH
tPLH/tPHL
Open
SY00003
VCC
Figure 3. Load circuitry for switching times.


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