Datasheet
54AC16652, 74AC16652
16-BIT BUS TRANSCEIVERS AND REGISTERS
WITH 3-STATE OUTPUTS
SCAS242A – MARCH 1990 – REVISED APRIL 1996
8
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range,
V
CC
= 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 2)
PARAMETER
FROM TO
T
A
= 25°C 54AC16652 74AC16652
UNIT
PARAMETER
(INPUT) (OUTPUT)
MIN TYP MAX MIN MAX MIN MAX
UNIT
f
max
55 55 55 MHz
t
PLH
AorB
BorA
3.6 10.4 13.7 3.6 17.1 3.6 15.6
ns
t
PHL
A
or
B
B
or
A
4.1 10.9 14.3 4.1 16.3 4.1 15.4
ns
t
PLH
CLKBA or CLKAB
AorB
5.1 13.6 17.3 5.1 21.2 5.1 19.5
ns
t
PHL
CLKBA
or
CLKAB
A
or
B
5.4 13.5 17.2 5.4 19.9 5.4 18.8
ns
t
PLH
SBA or SAB
AorB
5.8 15.0 18.7 5.8 23.3 5.8 21.4
ns
t
PHL
(with A or B high)
A
or
B
5.4 13.1 16.7 5.4 19.1 5.4 18.1
ns
t
PLH
SBA or SAB
AorB
4.2 11.8 15.2 4.2 18.9 4.2 17.4
ns
t
PHL
(with A or B low)
A
or
B
5.9 14.4 18.3 5.9 21.7 5.9 20.3
ns
t
PZH
OEBA
A
4.2 11.8 15.1 4.2 18.8 4.2 17.2
ns
t
PZL
OEBA
A
6 16.2 20.6 6 25.3 6 23.5
ns
t
PHZ
OEBA
A
4.6 8.1 10 4.6 10.9 4.6 10.6
ns
t
PLZ
OEBA
A
4.4 7.6 9.6 4.4 10.6 4.4 10.3
ns
t
PZH
OEAB
B
4.1 11.5 14.6 4.1 18.1 4.1 16.6
ns
t
PZL
OEAB
B
6 16.0 20 6 24.6 6 22.7
ns
t
PHZ
OEAB
B
4.3 7.2 9 4.3 9.7 4.3 9.5
ns
t
PLZ
OEAB
B
3.9 6.7 8.6 3.9 9.2 3.9 9.1
ns
switching characteristics over recommended operating free-air temperature range,
V
CC
= 5 V ± 0.5 V (unless otherwise noted) (see Figure 2)
PARAMETER
FROM TO
T
A
= 25°C 54AC16652 74AC16652
UNIT
PARAMETER
(INPUT) (OUTPUT)
MIN TYP MAX MIN MAX MIN MAX
UNIT
f
max
95 95 95 MHz
t
PLH
AorB
BorA
2.7 6.1 8.8 2.7 10.7 2.7 9.9
ns
t
PHL
A
or
B
B
or
A
3 6.3 9.2 3 10.8 3 10.2
ns
t
PLH
CLKBA or CLKAB
AorB
3.9 7.8 10.9 3.9 13.3 3.9 12.2
ns
t
PHL
CLKBA
or
CLKAB
A
or
B
4.2 7.8 11.1 4.2 13.2 4.2 12.3
ns
t
PLH
SBA or SAB
AorB
4.5 8.8 12.1 4.5 15 4.5 13.8
ns
t
PHL
(with A or B high)
A
or
B
4.1 7.7 11 4.1 12.9 4.1 12.1
ns
t
PLH
SBA or SAB
AorB
3.1 6.7 9.7 3.1 11.9 3.1 11
ns
t
PHL
(with A or B low)
A
or
B
4.6 8.8 12.2 4.6 14.9 4.6 13.8
ns
t
PZH
OEBA
A
3.1 6.7 9.5 3.1 11.6 3.1 10.7
ns
t
PZL
OEBA
A
4.5 8.3 11.8 4.5 14.4 4.5 13.2
ns
t
PHZ
OEBA
A
4.6 6.5 8.3 4.6 9 4.6 8.8
ns
t
PLZ
OEBA
A
4.1 6.1 8.1 4.1 9.1 4.1 8.7
ns
t
PZH
OEAB
B
3.1 6.6 9.3 3.1 11.3 3.1 10.5
ns
t
PZL
OEAB
B
4.6 8.2 11.6 4.6 14.1 4.6 13
ns
t
PHZ
OEAB
B
4.2 5.9 7.7 4.2 8.3 4.2 8
ns
t
PLZ
OEAB
B
3.7 5.5 7.4 3.7 8.3 3.7 7.8
ns
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