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DA5534_022.doc
July 17th, 2002
4
ECN493
ELECTRICAL CHARACTERISTICS
Digital inputs
(T=-40°C .. 60°C)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Input High Voltage
VIH
VDD = 2.2…3.6V
80%
VDD
100%
VDD
V
Input Low Voltage
VIL
VDD = 2.2…3.6 V
0%
VDD
20%
VDD
V
Signal Rise Time
tR
200
ns
Signal Fall Time
tf
200
ns
Digital outputs
(T=-40°C .. 60°C, VDD = 2.2V..3.6V)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Output High Voltage
VOH
ISource = 0.6 mA
75%
VDD
100%
VDD
V
Output Low Voltage
VOL
ISink = 0.6 mA
0%
VDD
20%
VDD
V
Signal Rise Time
tr
200
ns
Signal Fall Time
tf
200
ns
AD-converter
(T=25°C, VDD =3.0V)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Resolution (1)
15
Bit
Conversion Time
MCLK=32768Hz
35
ms
Accuracy (2)
27
LSB
Notes:
7.
The ADC output range is from 5,000 counts to 37,000 counts, thus providing a 16-Bit output word.
8.
Accuracy limited by the non-linearity of the ADC.
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