HD74CBT3253 Datasheet, PDF (8/12 Pages) Renesas Technology Corp – Dual 1-of-4 FET Multiplexer / Demultiplexer

HD74CBT3253
Switching Characteristics
(Ta = −40 to 85°C)
• V_CC = 4.0 V
Item
Propagation delay
time ^*1
Propagation delay
time
Enable time
Disable time
Symbol
t
PLH
t
PHL
t_PLH
t_PHL
t_ZH
t_ZL
t_HZ
t_LZ
Min






Max
0.35
6.6
7.1
7.3
7.9
7.3
Unit
ns
ns
ns
ns
Test
conditions
C = 50 pF
L
R
L
=
500
Ω
C_L = 50 pF
R_L = 500 Ω
C_L = 50 pF
R_L = 500 Ω
C_L = 50 pF
R_L = 500 Ω
FROM
(Input)
A or B
S
S
OE
S
OE
TO
(Output)
B or A
A
B
A or B
B
A or B
• V_CC = 5.0±0.5 V
Item
Symbol Min
Test
FROM
TO
Max
Unit conditions (Input) (Output)
Propagation delay
t_PLH
time ^*1
t_PHL
Propagation delay t
PLH
time
t
PHL
Enable time
t_ZH
t_ZL

0.25
ns
C_L = 50 pF
A or B
B or A
R_L = 500 Ω
1.6
6.2
ns
C = 50 pF S
A
L
R
L
=
500
Ω
1.3
6.3
ns
C_L = 50 pF
S
B
R_L = 500 Ω
1.4
6.4
OE
A or B
Disable time
t_HZ
1.1
7.4
ns
C_L = 50 pF
S
B
t_LZ
R_L = 500 Ω
2.3
7.0
OE
A or B
Note: 1. The propagation delay is the calculated RC time constant of the typical on-state resistance of the
switch and the specified load capacitance, when driven by an ideal voltage source (zero output
impedance).
Rev.1, May 2001, page 6 of 6