ADUC824BSZ Analog Devices Inc, ADUC824BSZ Datasheet - Page 3

• Manufacturer Part Number: ADUC824BSZ
• Description: IC,Data Acquisition CODEC,2-CHANNEL,QFP,52PIN,PLASTIC
• Manufacturer: Analog Devices Inc
• Series: MicroConverter® ADuC8xxr

Specifications of ADUC824BSZ

• Core Processor: 8052
• Core Size: 8-Bit
• Speed: 12.58MHz
• Connectivity: EBI/EMI, I²C, SPI, UART/USART
• Peripherals: POR, 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 ~ 5.25 V
• Data Converters: A/D 3x16b, 4x24b; D/A 1x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 52-MQFP, 52-PQFP
• Cpu Family: ADuC8xx
• Device Core: 8052
• Device Core Size: 8b
• Frequency (max): 12.58MHz
• Interface Type: I2C/SPI/UART
• Total Internal Ram Size: 256Byte
• # I/os (max): 26
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.25V
• Operating Supply Voltage (min): 2.7V
• On-chip Adc: 2(2-chx24-bit)
• On-chip Dac: 1-chx12-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 52
• Package Type: MQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Parameter
ADC SPECIFICATIONS
DAC PERFORMANCE
unless otherwise noted.)
SPECIFICATIONS
Conversion Rate
Primary ADC
Auxiliary ADC
Power Supply Rejection (PSR)
DC Specifications
AC Specifications
No Missing Codes
Resolution
Output Noise
Integral Nonlinearity
Offset Error
Offset Error Drift
Full-Scale Error
Gain Error Drift
ADC Range Matching
Power Supply Rejection (PSR)
Common-Mode DC Rejection
Common-Mode 50 Hz/60Hz Rejection
Normal Mode 50 Hz/60 Hz Rejection
No Missing Codes
Resolution
Output Noise
Integral Nonlinearity
Offset Error
Offset Error Drift
Full-Scale Error
Gain Error Drift
Normal Mode 50 Hz/60 Hz Rejection
Resolution
Relative Accuracy
Differential Nonlinearity
Offset Error
Gain Error
Voltage Output Settling Time
Digital-to-Analog Glitch Energy
On AIN
On AIN
On REFIN
On AIN
On REFIN
On AIN
On REFIN
On AIN
On REFIN
8
3
3
2, 7
7
4
6
5
5
2
2
1
(AV
REFIN(–) = AGND; AGND = DGND = 0 V; XTAL1/XTAL2 = 32.768 kHz Crystal; all specifications T
DD
2
2
= 2.7 V to 3.6 V or 4.75 V to 5.25 V, DV
2
ADuC824BS
5.4
105
24
13
18
See Tables IX and X Output Noise Varies with Selected
in ADC Description
± 15
± 3
± 10
± 10
± 0.5
± 2
113
80
95
113
125
95
90
90
60
60
16
16
See Table XI
in ADC Description
± 15
–2
1
–2.5
± 0.5
80
60
60
12
± 3
–1
± 50
± 1
± 1
15
10
Test Conditions/Comments
On Both Channels
Programmable in 0.732 ms Increments
20 Hz Update Rate
Range = ± 20 mV, 20 Hz Update Rate
Range = ± 2.56 V, 20 Hz Update Rate
Update Rate and Gain Range
AIN = 18 mV
AIN = 7.8 mV, Range = ± 20 mV
AIN = 1 V, Range = ± 2.56 V
At DC, AIN = 7.8 mV, Range = ± 20 mV dBs min
At DC, AIN = 1 V, Range = ± 2.56 V
At DC, AIN = 1 V, Range = ± 2.56 V
20 Hz Update Rate
50 Hz/60 Hz ± 1 Hz, AIN = 7.8 mV,
Range = ± 20 mV
50 Hz/60 Hz ± 1 Hz, AIN = 1 V,
Range = ± 2.56 V
50 Hz/60 Hz ± 1 Hz, AIN = 1 V,
Range = ± 2.56 V
50 Hz/60 Hz ± 1 Hz, 20 Hz Update Rate
50 Hz/60 Hz ± 1 Hz, 20 Hz Update Rate
Range = ± 2.5 V, 20 Hz Update Rate
Output Noise Varies with Selected
Update Rate
AIN = 1 V, 20 Hz Update Rate
50 Hz/60 Hz ± 1 Hz
50 Hz/60 Hz ± 1 Hz, 20 Hz Update Rate
Guaranteed 12-Bit Monotonic
AV
V
Settling Time to 1 LSB of Final Value
1 LSB Change at Major Carry
REF
DD
Range
Range
DD
= 2.7 V to 3.6 V or 4.75 V to 5.25 V, REFIN(+) = 2.5 V;
Unit
Hz min
Hz max
Bits min
Bits p-p typ
Bits p-p typ
ppm of FSR max
µV typ
nV/°C typ
µV typ
ppm/°C typ
µV typ
dBs typ
dBs min
dBs typ
dBs typ
dBs min
dBs min
dBs min
dBs min
dBs min
Bits min
Bits p-p typ
ppm of FSR max
LSB typ
µV/°C typ
LSB typ
ppm/°C typ
dBs min
dBs min
dBs min
Bits
LSB typ
LSB max
mV max
% max
% typ
µs typ
nVs typ
ADuC824
MIN
to T
MAX