74hct1g66 NXP Semiconductors, 74hct1g66 Datasheet - Page 13

• Manufacturer Part Number: 74hct1g66
• Description: Bilateral Switch
• Manufacturer: NXP Semiconductors

Philips Semiconductors
AC WAVEFORMS
2002 May 15
handbook, halfpage
handbook, halfpage
Bilateral switch
(1) For HC1G V
(2) V
Fig.14 The input (V
Definitions for test circuit:
C
(see “AC characteristics” for values)
R
impedance Z
Fig.16 Test circuit for measuring AC performance.
GENERATOR
t
t
t
L
T
V os
PLH
PLZ
PHZ
V is
= load capacitance including jig and probe capacitance
= termination resistance should be equal to the output
PULSE
For HCT1G V
the output load.
OL
/t
/t
/t
PZL
TEST
PHL
PZH
V OH
V OL
and V
GND
delays.
V I
o
(2)
(2)
OH
of the pulse generator.
M
are the typical output voltage drop that occur with
V I
M
= 50%
= 1.3 V.
R T
open
V
GND
is
V M
CC
) to output (V
D.U.T.
V CC
(1)
V M
S
t PLH
1
(1)
V O
R L = 1 k
os
50 pF
C L
) propagation
MNA090
S 1
t PHL
MNA087
open
V CC
13
INPUT PULSE
INPUT PULSE
OFF-to-LOW
HIGH-to-OFF
OFF-to-HIGH
LOW-to-OFF
(1) For HC1G V
(2) V
(3) V
NEGATIVE
t
50% duty factor.
(1) For HC1G66: V
POSITIVE
OUTPUT
OUTPUT
r
E INPUT
= t
f
For HCT1G V
For HCT1G66: V
= 6 ns, when measuring f
X
Y
= 10% of signal amplitude.
= 90% of signal amplitude.
Fig.15 The turn-on and turn-off times.
GND
GND
V CC
V I
Fig.17 Input pulse definitions.
90%
90%
10%
10%
M
M
74HC1G66; 74HCT1G66
= 50%; V
M
= 1.3 V; V
M
= 50%; V
V M
V M
V M
= 1.3 V; V
enabled
outputs
(1)
t PLZ
t PHZ
(1)
t THL (t f )
t TLH (t r )
(1)
I
= GND to V
I
max
= GND to 3.0 V.
I
t W
t W
= GND to V
V X
I
, there is no constraint on t
= GND to 3.0 V.
V Y
(2)
(3)
CC
disabled
outputs
CC
Product specification
t TLH (t r )
t THL (t f )
t PZL
t PZH
AMPLITUDE
AMPLITUDE
0 V
0 V
V M
r
V M
, t
(1)
f
outputs
enabled
MNA089
(1)
MNA088
with