WL800 Просмотр технического описания (PDF) - Mitel Networks
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WL800 Datasheet PDF : 11 Pages
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WL800
ELECTRICAL CHARACTERISTICS
These characteristics are guaranteed over the following conditions (unless otherwise stated):
T
AMB
=
-20°C,
to
+85°C,
Vcc
= 2.7V to 3.6V
Characteristic
Supply current (total)
Transmit
Receive
Supply current in standby
Value
Unit
MIN
TYP MAX
37
50
mA
35
50
mA
3
5
mA
Condition
PROGRAMMING INPUTS
Logic low voltage
Logic high voltage
Input current
Data clock frequency (1/tclock)
Data/Enable set up time (t set up)
Enable hold time (t enable)
Positive clock pulse width (tp)
Negative clock pulse width (t neg)
0
0.8Vcc
10
10
20
20
0.4
V
Vcc
V
1
µA
Input level high
20
MHz See Fig. 2
ns
See Fig. 2
ns
See Fig. 2
ns
See Fig. 2
ns
See Fig. 2
STANDBY INPUT
Logic low input voltage
Logic high input voltage
Input current
Standby to operate time
0
0.8
Vcc -0.7
Vcc
100
150
-150
3
V
Circuit powered down
V
Circuit powered up
µA
Circuit powered up
µA
Circuit powered down
µs
*References operational (see note 1)
TX/RX INPUT
Logic low input voltage
Logic high input voltage
Input current
REFERENCE OUTPUT
Reference output frequency
Reference clock output voltage
Reference output impedance
Mark Space ratio
Rise time
Fall time
Crystal Drive Levels required
0
Vcc -0.7
0.8
V
Receive mode
Vcc
V
Transmit mode
10
µA
20
MHz With 20MHz crystal
200
250
300
mVp-p With 15pF load
600
Ohms
-2%
50/50 +2%
With 15pF load
15
ns
15
ns
200
mV
Pins 22,23 differential
4
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