ADUC812BS Analog Devices Inc, ADUC812BS Datasheet - Page 4

• Manufacturer Part Number: ADUC812BS
• Description: IC ADC 12BIT MULTICH MCU 52-MQFP
• Manufacturer: Analog Devices Inc
• Series: MicroConverter® ADuC8xxr

Specifications of ADUC812BS

• Rohs Status: RoHS non-compliant
• Core Processor: 8052
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: PSM, Temp Sensor, WDT
• Number Of I /o: 34
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 640 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x12b, D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 52-MQFP, 52-PQFP

ADuC812
SPECIFICATIONS
Parameter
DAC AC CHARACTERISTICS
REFERENCE INPUT/OUTPUT
FLASH/EE MEMORY PERFORMANCE
WATCHDOG TIMER
POWER SUPPLY MONITOR
DIGITAL INPUTS
Voltage Output Settling Time
Digital-to-Analog Glitch Energy
REF
Input Impedance
REF
REF
CHARACTERISTICS
CHARACTERISTICS
CHARACTERISTICS
Input High Voltage (V
XTAL1 Input High Voltage (V
Input Low Voltage (V
Input Leakage Current (Port 0, EA)
Logic 1 Input Current
Logic 0 Input Current (Port 1, 2, 3)
Logic 1-0 Transition Current (Port 1, 2, 3) –700
Input Capacitance
Endurance
Data Retention
Oscillator Frequency
Power Supply Trip Point Accuracy
(All Digital Inputs)
IN
OUT
OUT
Input Voltage Range
Output Voltage
Tempco
INL
INH
1, 2
12, 13
)
)
(continued)
9
INH
) Only
V
15
10
2.3/V
150
2.5 ± 2.5%
2.5
100
10,000
50,000
10
64
±1.0
2.4
4
0.8
±10
±1
±1
–80
–40
–400
10
±2.5
±10
DD
= 5 V
DD
ADuC812BS
V
15
10
2.3/V
150
2.5 ± 2.5%
2.5
100
50,000
64
±1.0
2.4
0.8
±10
±1
±1
–40
–20
–500
–200
10
±2.5
±10
DD
–4–
= 3 V
DD
Unit
µs typ
nV sec typ
V min/max
kΩ typ
V min/max
V typ
ppm/°C typ
Cycles min
Cycles typ
Years min
kHz typ
% of Selected
Nominal Trip
Point Voltage
max
% of Selected
Nominal Trip
Point Voltage
typ
V min
V min
V max
µA max
µA typ
µA max
µA typ
µA max
µA typ
µA max
µA typ
pF typ
Test Conditions/Comments
Full-Scale Settling Time to
within 1/2 LSB of Final Value
1 LSB Change at Major Carry
Initial Tolerance @ 25°C
V
V
V
V
V
V
V
IN
IN
IN
IN
IL
IL
IL
= 450 mV
= 2 V
= 2 V
= 0 V or V
= 0 V or V
= V
= V
DD
DD
DD
DD
REV. E