HD74LVC16245 Hitachi Semiconductor, HD74LVC16245 Datasheet - Page 6

• Manufacturer Part Number: HD74LVC16245
• Description: 16-bit Bus Transceivers with 3-state Outputs
• Manufacturer: Hitachi Semiconductor

HD74LVC16245A
Test Circuit
Notes:
Waveforms – 1
Notes:
6
Pulse generator
Z
Input
Output
out
= 50
1.
2.
3.
1.
2.
C
A2-B2 to A8-B8 are identical to above load circuit.
S1 : Input-Output change switch.
t
Input waveform : PRR = 10 MHz, duty cycle 50%
r
L
= 2.5 ns, t
Input
includes probe and jig capacitance.
V
CC
f
= 2.5 ns
10 %
DIR
G
t
r
t
V
V
PLH
90 %
ref
CC
V
ref
A1
B1
S1
90 %
Output
V
C =
50 pF
ref
L
t
f
t
PLH
t
Symbol
V
t
t
PHL
ZH
ZL
10 %
ref
Scope
/ t
/ t
/ t
50
PHL
HZ
LZ
500
450
Vcc=2.7V,
3.3 0.3V
OPEN
GND
6 V
S2
S2
*1 See under table
OPEN
GND
Vcc=5.0 0.5V
OPEN
2 Vcc
GND
V
GND
V
V
IH
OH
OL