74lvc2245a NXP Semiconductors, 74lvc2245a Datasheet - Page 11

• Manufacturer Part Number: 74lvc2245a
• Description: Octal Transceiver With Direction Pin; 30 Ohm Series Termination Resistors; 5 V Input/output Tolerant; 3-state
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2003 Nov 17
handbook, full pagewidth
Octal transceiver with direction pin, 30
termination resistors; 5 V tolerant input/output; 3-state
Note
1. The circuit performs better when R
Definitions for test circuit:
R
C
R
1.2 V
2.7 V
3.0 to 3.6 V
L
L
T
= Load resistor.
= Load capacitance including jig and probe capacitance.
= Termination resistance should be equal to the output impedance Z
V
CC
V
2.7 V
2.7 V
CC
V
I
50 pF
50 pF
50 pF
GENERATOR
C
PULSE
L
Fig.7 Load circuitry for switching times.
L
= 1000
500
500
500
R
L
V I
(1)
open
open
open
t
R T
PLH
o
11
of the pulse generator.
D.U.T.
V CC
/t
PHL
series
GND
GND
GND
t
V O
PZH
V
EXT
/t
PHZ
C L
2
2
2
t
PZL
V EXT
MNA616
V
V
V
/t
R L
R L
CC
CC
CC
PLZ
74LVC2245A
Product specification