74AHC2G125 Philips Semiconductors, 74AHC2G125 Datasheet - Page 14

• Manufacturer Part Number: 74AHC2G125
• Description: Bus buffer/line driver 3-state
• Manufacturer: Philips Semiconductors

Philips Semiconductors
2004 Jan 13
handbook, full pagewidth
handbook, full pagewidth
Bus buffer/line driver; 3-state
AHC2G125
AHCT2G125 GND to 3.0 V
t
t
t
PLH
PLZ
PHZ
FAMILY
TEST
/t
/t
/t
PZL
PHL
PZH
open
V
GND
GND to V
CC
REQUIREMENTS
S
1
HIGH-to-OFF
OFF-to-HIGH
V
LOW-to-OFF
OFF-to-LOW
I
OE input
CC
INPUT
output
output
GENERATOR
PULSE
Definitions for test circuit:
R
C
R
L
L
T
Fig.6 The 3-state enable and disable times.
GND
GND
V CC
= load resistance.
= load capacitance including jig and probe capacitance (see Chapter “AC characteristics” for the value).
= termination resistance should be equal to the output impedance Z
Fig.7 Load circuitry for switching times.
V I
V I
50% V
1.5 V
V
V M
M
enabled
R T
t PLZ
output
CC
t PHZ
INPUT
D.U.T.
V CC
14
V OL 0.3 V
V O
V OH 0.3 V
50% V
50% V
V
M
C L
disabled
output
OUTPUT
74AHC2G125; 74AHCT2G125
CC
CC
MNA232
R L =
1000
t PZL
t PZH
S 1
V M
open
GND
V CC
V M
output
enabled
MNA122
o
of the pulse generator.
Product specification