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| 型號： | CBT6810PWDH |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 通用總線功能 |
| 英文描述： | 10-bit bus switch with precharged outputs and Schottky undershoot protection for live insertion |
| 中文描述： | CBT/FST/QS/5C/B SERIES, 10-BIT DRIVER, TRUE OUTPUT, PDSO24 |
| 封裝： | PLASTIC, TSSOP-24 |
| 文件頁數(shù)： | 5/8頁 |
| 文件大小： | 52K |
| 代理商： | CBT6810PWDH |
Philips Semiconductors
Product specification
CBT6810
10-bit bus switch with precharged outputs
and Schottky undershoot protection for live insertion
1999 Apr 05
5
AC CHARACTERISTICS FOR V
CC
= 5.0V
±
0.5V RANGE
GND = 0V; t
r
= t
f
≤
2.5ns; C
L
= 50pF.
LIMITS
SYMBOL
PARAMETER
WAVEFORM
T
amb
= –40 to +85
°
C
TYP
1
UNIT
MIN
MAX
0.25
t
pd
Propagation delay An to Bn; Bn to An
2
3-State output enable time
OE to An; OE to Bn; BIASV = GND
3-State output enable time
OE to An; OE to Bn; BIASV = 3.0V
3-State output enable time
OE to An; OE to Bn; BIASV = GND
3-State output enable time
OE to An; OE to Bn; BIASV = 3.0V
1
ns
t
PZH
2
1.8
3.5
5.3
ns
t
PZL
2
2.1
4.2
7.2
ns
t
PHZ
2
1.7
3.7
6.1
ns
t
PLZ
2
1.0
5.5
7.3
ns
NOTE:
1. All typical values are measured at T
amb
= 25
°
C and V
CC
= 5.0V
2. Warranted but not production tested. The propagation delay is based on the RC time constant of the typical ON-state resistance of the
switch and a load capacitance of 50pF, when driven by an ideal voltage source (zero output impedance)
AC WAVEFORMS
V
M
= 1.5V, V
IN
= GND to 3.0V
INPUT
1.5V
OUTPUT
t
PLH
t
PHL
SA00028
1.5V
1.5V
1.5V
3 V
0 V
V
OH
V
OL
Waveform 1. Waveforms Showing the Input (An) to Output (Yn)
Propagation Delays
Output Control
(Low-level
enabling
1.5 V
t
PZH
t
PHZ
V
OH
V
OL
t
PZL
t
PLZ
3.5V
0V
V
OL
+ 0.3V
V
OH
– 0.3V
SA00029
1.5 V
1.5 V
1.5 V
0V
3V
Output
Waveform 1
S1 at 7 V
(see Note)
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.
Output
Waveform 2
S1 at Open
(see Note)
Waveform 2. Waveforms Showing the 3-State Output Enable
and Disable Times
TEST CIRCUIT AND WAVEFORMS
C
L
= 50 pF
500
Load Circuit
DEFINITIONS
C
L
=
Load capacitance includes jig and probe capacitance;
see AC CHARACTERISTICS for value.
TEST
S1
t
pd
open
t
PLZ
/t
PZL
7 V
t
PHZ
/t
PZH
open
SA00012
500
From Output
Under Test
S1
7 V
Open
GND
NOTES:
1. All input pulses are supplied by generators having the following
characteristics: PRR
≤
10MHz, Z
O
= 50
, t
r
≤
2.5 ns, t
f
≤
2.5 ns.
2. The outputs are measured one at a time with one transition per
measurement.
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