ADUC832 Analog Devices, ADUC832 Datasheet - Page 7

• Manufacturer Part Number: ADUC832
• Description: Precision Analog Microcontroller: 1.3MIPS 8052 MCU + 62kB Flash + 8-Ch 12-Bit ADC + Dual 12-Bit DAC
• Manufacturer: Analog Devices

Specifications of ADUC832

• Mcu Core: 8052
• Mcu Speed (mips): 1.3
• Sram (bytes): 2304Bytes
• Gpio Pins: 34
• Adc # Channels: 8
• Other: PWM

Parameter
DAC CHANNEL SPECIFICATIONS
REFERENCE INPUT/OUTPUT
POWER SUPPLY MONITOR (PSM)
WATCHDOG TIMER (WDT)
FLASH/EE MEMORY RELIABILITY CHARACTERISTICS
DIGITAL INPUTS
DISABLED
DC Accuracy
Analog outputs
Reference Output
External Reference Input
DV
DV
Timeout Period
Endurance
Data Retention
Input High Voltage (V
Input Low Voltage (V
Input Leakage Current (Port 0, EA)
Logic 1 Input Current (All Digital Inputs)
Logic 0 Input Current (Port 1, Port 2, and Port 3)
Logic 1-to-Logic 0 Transition Current (Port 2, Port 3)
Resolution
Relative Accuracy
Differential Nonlinearity
Offset Error
Gain Error
Gain Error Mismatch
Voltage Range 0
Output Voltage (V
Accuracy
Power Supply Rejection
Reference Temperature Coefficient
Internal V
Voltage Range (V
Input Impedance
Input Leakage
DD
DD
Trip Point Selection Range
Power Supply Trip Point Accuracy
1
17
REF
10
Power-On Time
18
14
REF
REF
INL
INH
)
4
)
4
)
4
4
)
4
15
11
12 , 13
, INTERNAL BUFFER
16
V
−1
±1/2
±5
−0.3
0.5
2.5
±2.5
47
±100
0.1
V
1
2.63
4.37
±3.5
2000
100,000
100
2.4
0.8
±10
±1
±10
±1
−40
−660
−400
12
±3
0 to V
80
20
0
−75
DD
DD
Rev. A | Page 7 of 92
= 5 V
REF
V
12
±3
−1
±1/2
±5
−0.3
0.5
0 to V
2.5
±2.5
47
±100
80
0.1
V
20
1
0
2000
100,000
100
2
0.4
±10
±1
±10
±1
−25
−15
−250
−140
DD
DD
= 3 V
REF
Unit
Bits
LSB typ
LSB max
LSB typ
mV max
% typ
% max
V typ
V typ
% max
dB typ
ppm/°C
typ
ms typ
V min
V max
kΩ typ
μA max
V min
V max
% max
ms min
ms max
Cycles min
Years min
V min
V max
μA max
μA typ
μA max
μA typ
μA max
μA typ
μA max
μA typ
Test Conditions/Comments
Guaranteed 12-bit monotonic
V
V
% of full scale on DAC1
DAC V
Of V
V
Internal band gap deselected via
ADCCON1[6]
Four trip points selectable in this range
programmed via TPD1 and TPD0 in PSMCON
Nine timeout periods
Selectable in this range
V
V
V
V
V
V
V
REF
REF
REF
IN
IN
IN
IN
IL
IL
IL
= 450 mV
= 2 V
= 2 V
= 0 V or V
= 0 V or V
= V
= V
range
range
and C
REF
REF
DD
DD
measured at the C
= 2.5 V
REF
pins shorted
DD
DD
REF
pin
ADuC832