tc74vcx163245ft TOSHIBA Semiconductor CORPORATION, tc74vcx163245ft Datasheet - Page 13

• Manufacturer Part Number: tc74vcx163245ft
• Description: 16-bit Dual Supply Bus Transceiver
• Manufacturer: TOSHIBA Semiconductor CORPORATION

AC Test Circuit
AC Waveform
Output Enable
Control ( OE )
Output (An, Bn)
Low to Off to Low
Output (An, Bn)
High to Off to High
Output
Switch
Input
(An, Bn)
Output
(Bn, An)
Symbol
t
r
V
V
V
V
2.0 ns
Outputs
enabled
IH
M
X
Y
Figure 3 t
Measure
t
t
C
R
pLZ
pHZ
L
L
t
r
V
V
6.0 V or V
Open
GND
3.3 ± 0.3 V
= 30 pF
= 500 Ω
2.0 ns
OH
OL
Figure 2 t
2.7 V
1.5 V
+ 0.3 V
− 0.3 V
V
V
X
Y
90%
CC
V
t
Figure 1
pLH
pLZ
t
Outputs
disabled
f
M
× 2
2.0 ns
90%
13
, t
V
V
10%
2.5 ± 0.2 V
OH
t
V
OL
f
pLH
pHZ
M
2.0 ns
V
t
t
pZL
pZH
V
V
+ 0.15 V
CC
− 0.15 V
CC
CC
10%
/2
, t
, t
Parameter
t
pHL
pZL
t
t
pHZ
pLH
pLZ
V
V
t
M
V
pHL
, t
, t
, t
M
, t
M
Outputs
enabled
pHL
pZL
pZH
V
V
1.8 ± 0.15 V
pZH
OH
OL
V
V
+ 0.15 V
CC
− 0.15 V
CC
/2
6.0 V
V
CC
V
GND
V
V
IH
OH
OL
V
GND
3.0 V or V
V
V
GND
× 2
TC74VCX163245FT
IH
OL
OH
@V
@V
@V
Switch
CC
Open
GND
CC
CC
CC
= 3.3 ± 0.3 V
= 2.5 ± 0.2 V
= 1.8 ± 0.15 V
2007-10-19