LTC488CS Ver la hoja de datos (PDF) - Linear Technology
Número de pieza
componentes Descripción
Fabricante
LTC488CS Datasheet PDF : 12 Pages
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UU
FU CTIO TABLES
LTC488
DIFFERENTIAL
A–B
VID ≥ 0.2V
–0.2V < VID < 0.2V
VID ≤ 0.2V
X
ENABLES
EN
EN
H
X
X
L
H
X
X
L
H
X
X
L
L
H
OUTPUT
RO
H
H
?
?
L
L
Z
LTC489
DIFFERENTIAL
A–B
VID ≥ 0.2V
–0.2V < VID < 0.2V
VID ≤ 0.2V
X
H: High Level
L: Low Level
X: Irrelevant
LTC488/LTC489
ENABLES
OUTPUT
EN12 or EN34
RO
H
H
H
?
H
L
L
Z
?: Indeterminate
Z: High Impedance (Off)
TEST CIRCUITS
100pF
A
D
DRIVER
54Ω
100pF
RECEIVER
B
RO
CL
488/9 F01
Figure 1. Receiver Timing Test Circuit
Note: The input pulse is supplied by a generator having the following characteristics:
f = 1MHz, Duty Cycle = 50%, tr < 10ns, tf ≤ 10ns, ZOUT = 50Ω
RECEIVER
OUTPUT
S1
1k
VCC
CL
1k
S2
488/9 F02
Figure 2. Receiver Enable and Disable Timing Test Circuit
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