ADUC842 Analog Devices, ADUC842 Datasheet - Page 6

• Manufacturer Part Number: ADUC842
• Description: Precision Analog Microcontroller: 16MIPS 8052 Flash MCU + 8-Ch 12-Bit ADC + Dual 12-Bit DAC
• Manufacturer: Analog Devices

Specifications of ADUC842

• Mcu Core: 8052
• Mcu Speed (mips): 16
• Sram (bytes): 2304Bytes
• Gpio Pins: 34
• Adc # Channels: 8
• Other: PWM

ADuC841/ADuC842/ADuC843
Parameter
POWER REQUIREMENTS
See footnotes on the next page.
Power Supply Voltages
Power Supply Currents Normal Mode
Power Supply Currents Idle Mode
Power Supply Currents Power-Down Mode
Typical Additional Power Supply Currents
DV
AV
AV
DV
AV
DV
AV
DV
AV
DV
AV
DV
DV
DV
PSM Peripheral
ADC
DAC
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
4
/DV
Current
Current
Current
Current
Current
Current
Current
Current
Current
Current
Current
Current
Current
DD
– AGND
4
4
4
4
4
19, 20
21
21
21
V
4.75
5.25
10
1.7
38
33
1.7
45
4.5
3
12
10
3
28
20
2
3
50
40
15
1.0
2.8
150
DD
= 5 V
Rev. 0 | Page 6 of 88
V
2.7
3.6
4.5
1.7
12
10
1.7
N/A
2.2
2
5
3.5
2
18
10
1
1
22
15
10
1.0
1.8
130
DD
= 3 V
Unit
V min
V max
V min
V max
mA typ
mA max
mA max
mA typ
mA max
mA max
mA typ
µA typ
mA max
mA typ
µA typ
µA max
µA typ
µA typ
mA max
µA max
µA typ
µA typ
mA min
mA max
µA typ
Test Conditions/Comments
AV
AV
Core CLK = 2.097 MHz
Core CLK = 2.097 MHz
Core CLK = 16.78MHz/8.38 MHz 5 V/3 V
Core CLK = 16.78MHz/8.38 MHz 5 V/3 V
Core CLK = 16.78MHz/8.38 MHz 5 V/3 V
Core CLK = 20MHz ADuC841 Only
Core CLK = 2.097 MHz
Core CLK = 2.097 MHz
Core CLK = 16.78MHz/8.38 MHz 5 V/3 V
Core CLK = 16.78MHz/8.38 MHz 5 V/3 V
Core CLK = 16.78MHz/8.38 MHz 5 V/3 V
Core CLK = any frequency
Oscillator Off / TIMECON.1 = 0
Core CLK = any frequency
ADuC841 Only
TIMECON.1 = 1
Core CLK = any frequency
ADuC842/ADuC843 Only
Oscillator On
AV
MCLK Divider = 32
MCLK Divider = 2
DD
DD
DD
/DV
/DV
= DV
DD
DD
DD
= 3 V nom
= 5 V nom