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REV. A
ADuC834
–7–
Parameter
ADuC834
Test Conditions/Comments
Unit
POWER REQUIREMENTS
DVDD and AVDD Can Be Set Independently
Power Supply Voltages
AVDD, 3 V Nominal Operation
2.7
V min
3.6
V max
AVDD, 5 V Nominal Operation
4.75
V min
5.25
V max
DVDD, 3 V Nominal Operation
2.7
V min
3.6
V max
DVDD, 5 V Nominal Operation
4.75
V min
5.25
V max
5 V POWER CONSUMPTION
DVDD = 4.75 V to 5.25 V, AVDD = 5.25 V
Power Supply Currents Normal Mode
18, 19
DVDD Current
4
Core CLK = 1.57 MHz
mA max
DVDD Current
13
Core CLK = 12.58 MHz
mA typ
16
Core CLK = 12.58 MHz
mA max
AVDD Current
180
Core CLK = 1.57 MHz or 12.58 MHz
A max
Typical Additional Power Supply Currents
Core CLK = 1.57 MHz
(AIDD and DIDD)
PSM Peripheral
50
A typ
Primary ADC
1
mA typ
Auxiliary ADC
500
A typ
DAC
150
A typ
Dual Current Sources
400
A typ
3 V POWER CONSUMPTION
DVDD = 2.7 V to 3.6 V
Power Supply Currents Normal Mode
18, 19
DVDD Current
2.3
Core CLK = 1.57 MHz
mA max
DVDD Current
8
Core CLK = 12.58 MHz
mA typ
10
Core CLK = 12.58 MHz
mA max
AVDD Current
180
AVDD = 5.25 V, Core CLK = 1.57 MHz
or 12.58 MHz
A max
Power Supply Currents Power-Down Mode
18, 19
Core CLK = 1.57 MHz or 12.58 MHz
DVDD Current
20
TMAX = 85°C; Osc. On, TIC On
A max
40
TMAX = 125
°C; Osc. On, TIC On
A max
DVDD Current
10
Osc. Off
A typ
AVDD Current
1
AVDD = 5.25 V; TMAX = 85°C; Osc.
On or Osc. Off
A max
3AVDD = 5.25 V; TMAX = 125°C; Osc.
On or Osc. Off
A max