74hct2g66 NXP Semiconductors, 74hct2g66 Datasheet - Page 17

• Manufacturer Part Number: 74hct2g66
• Description: Bilateral Switches
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2004 May 19
handbook, full pagewidth
handbook, full pagewidth
Bilateral switches
Input pulse definition:
t
74HC2G66: V
74HCT2G66: V
Definitions for test circuit:
R
C
R
r
t
t
t
L
L
T
= t
PLH
PLZ
PHZ
= Load resistor.
= Load capacitance including jig and probe capacitance.
= Termination resistance should be equal to the output impedance Z
f
= 6 ns, when measuring f
/t
/t
/t
TEST
PZL
PHL
PZH
M
M
= 50%; V
= 1.3 V; V
open
V
GND
I
CC
= GND to V
I
= GND to 3.0 V.
max
S1
, there is no constraint on t
GENERATOR
PULSE
CC
input pulse
input pulse
negative
.
positive
Fig.18 Load circuitry for switching times.
V I
90%
90%
10%
10%
r
, t
R T
V M
V M
f
with 50% duty factor.
t THL (t f )
t TLH (t r )
D.U.T.
V CC
o
t W
t W
17
of the pulse generator.
V O
50 pF
C L =
t TLH (t r )
t THL (t f )
MNA742
R L =
1 k
amplitude
amplitude
0 V
0 V
74HC2G66; 74HCT2G66
S1
MNA089
open
GND
V CC
Product specification