Datasheet

REV. A
ADuC834
–7–
Parameter ADuC834 Test Conditions/Comments Unit
POWER REQUIREMENTS DV
DD
and AV
DD
Can Be Set Independently
Power Supply Voltages
AV
DD
, 3 V Nominal Operation 2.7 V min
3.6 V max
AV
DD
, 5 V Nominal Operation 4.75 V min
5.25 V max
DV
DD
, 3 V Nominal Operation 2.7 V min
3.6 V max
DV
DD
, 5 V Nominal Operation 4.75 V min
5.25 V max
5 V POWER CONSUMPTION DV
DD
= 4.75 V to 5.25 V, AV
DD
= 5.25 V
Power Supply Currents Normal Mode
18, 19
DV
DD
Current 4 Core CLK = 1.57 MHz mA max
DV
DD
Current 13 Core CLK = 12.58 MHz mA typ
16 Core CLK = 12.58 MHz mA max
AV
DD
Current 180 Core CLK = 1.57 MHz or 12.58 MHz A max
Typical Additional Power Supply Currents Core CLK = 1.57 MHz
(AI
DD
and DI
DD
)
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 DV
DD
= 2.7 V to 3.6 V
Power Supply Currents Normal Mode
18, 19
DV
DD
Current 2.3 Core CLK = 1.57 MHz mA max
DV
DD
Current 8 Core CLK = 12.58 MHz mA typ
10 Core CLK = 12.58 MHz mA max
AV
DD
Current 180 AV
DD
= 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
DV
DD
Current 20 T
MAX
= 85°C; Osc. On, TIC On A max
40 T
MAX
= 125°C; Osc. On, TIC On A max
DV
DD
Current 10 Osc. Off A typ
AV
DD
Current 1 AV
DD
= 5.25 V; T
MAX
= 85°C; Osc.
On or Osc. Off A max
3AV
DD
= 5.25 V; T
MAX
= 125°C; Osc.
On or Osc. Off A max