CBT6800 Philips Semiconductors, CBT6800 Datasheet - Page 5

• Manufacturer Part Number: CBT6800
• Description: 10-bit bus switch with precharged outputs for live insertion
• Manufacturer: Philips Semiconductors

1. This parameter is warranted but not production tested. The propagation delay is based on the RC time constant of the typical on-state
Philips Semiconductors
AC CHARACTERISTICS
GND = 0 V; C
NOTE:
AC WAVEFORMS
V
1999 Oct 28
Waveform 1. Waveforms Showing the Input (An) to Output (Yn)
M
Output Control
Waveform 2. Waveforms Showing the 3-State Output Enable
10-bit bus switch with precharged outputs
for live insertion
OUTPUT
resistance of the switch and a load capacitance of 50 pF, when driven by an ideal voltage source (zero output impedance).
Waveform 1
Waveform 2
= 1.5 V, V
INPUT
S1 at Open
SYMBOL
(see Note)
(see Note)
(Low-level
S1 at 7 V
enabling
T
T
t
t
PZH
PHZ
Output
Output
t
PZL
PLZ
pd
Note:
Waveform 1 is for an output with internal conditions such that
the output is low except when disabled by the output control.
Waveform 2 is for an output with internal conditions such that
the output is high except when disabled by the output control.
t
PZH
IN
t
L
PZL
= 50 pF; t
= GND to 3.0 V
1.5V
t
Propagation delay
BIASV = GND
BIASV = 3 V
BIASV = GND
BIASV = 3 V
PLH
1.5 V
Propagation Delays
and Disable Times
r
1.5 V
1.5 V
= t
1.5V
f
2.5 ns
PARAMETER
t
PHZ
t
1
PLZ
1.5V
1.5 V
t
PHL
V
V
OL
OH
+ 0.3V
– 0.3V
1.5V
SA00029
SA00028
3V
0V
3.5V
V
V
0V
OL
OH
3 V
0 V
V
V
OH
OL
5
(INPUT)
(INPUT)
FROM
FROM
A or B
ON
ON
1. All input pulses are supplied by generators having the following
2. The outputs are measured one at a time with one transition per
TEST CIRCUIT AND WAVEFORMS
NOTES:
characteristics: PRR
measurement.
DEFINITIONS
C
From Output
Under Test
L
=
(OUTPUT)
(OUTPUT)
C
B or A
A or B
A or B
Load capacitance includes jig and probe capacitance;
see AC CHARACTERISTICS for value.
L
TO
TO
= 50 pF
t
t
PHZ
10 MHz, Z
PLZ
TEST
t
pd
/t
/t
V
PZL
PZH
CC
Min
2.4
3.0
1.0
3.1
500
Load Circuit
= +5.0 V 0.5 V
500
LIMITS
O
= 50 , t
open
open
7 V
S1
Max
.25
7.7
8.3
5.3
7.8
S1
r
Product specification
CBT6800
7 V
GND
SA00012
2.5 ns, t
Open
UNIT
f
ns
ns
ns
2.5 ns.