ADUC831BS Analog Devices Inc, ADUC831BS Datasheet - Page 13

• Manufacturer Part Number: ADUC831BS
• Description: IC ADC/DAC 12BIT W/MCU 52-MQFP
• Manufacturer: Analog Devices Inc
• Series: MicroConverter® ADuC8xxr

Specifications of ADUC831BS

• Rohs Status: RoHS non-compliant
• Core Processor: 8052
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: EBI/EMI, I²C, SPI, UART/USART
• Peripherals: PSM, Temp Sensor, WDT
• Number Of I /o: 34
• Program Memory Size: 62KB (62K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 2.25K 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 ~ 125°C
• Package / Case: 52-MQFP, 52-PQFP
• For Use With: EVAL-ADUC831QSZ - KIT DEV FOR ADUC831 QUICK START

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TPC 13. Typical Dynamic Performance vs. V
80
75
70
65
60
55
50
–100
–120
–140
–160
–120
–160
–100
–140
–20
–40
–60
–80
–20
–40
–60
–80
20
TPC 11. Dynamic Performance at V
TPC 12. Dynamic Performance at V
20
0
0
0
0
0.5
10
10
1.0
EXTERNAL REFERENCE – V
20
20
FREQUENCY – kHz
FREQUENCY – kHz
1.5
30
30
2.0
40
40
AV
f
2.5
S
AV
f
f
SNR = 71.3dB
THD = –88.0dB
ENOB = 11.6
AV
SNR = 71.0dB
THD = –83.0dB
ENOB = 11.5
f
f
= 152kHz
IN
DD
S
IN
50
S
50
= 152kHz
= 149.79kHz
DD
= 9.910kHz
DD
= 9.910kHz
/ DV
/ DV
/ DV
SNR
THD
DD
DD
5.0
DD
DD
60
DD
60
REF,
= 5V
= 5 V
= 3 V
= 5V
= 3V
V
DD
–70
–80
–85
70
70
–75
–100
–90
–95
= 5 V
–13–
TPC 14. Typical Dynamic Performance vs. V
TPC 16. Typical Temperature Sensor Output vs.
Temperature
80
75
70
65
60
55
50
0.75
0.65
0.60
0.50
0.45
0.40
0.80
0.70
0.55
TPC 15. Typical Dynamic Performance vs.
Sampling Frequency
80
78
76
74
72
70
68
66
64
62
60
65.476
0.5
SLOPE =
–40
AV
92.262
DD
/ DV
1.0
EXTERNAL REFERENCE – V
DD
–20
2mV/ C
119.05
= 3V
1.5
FREQUENCY – kHz
TEMPERATURE – C
145.83
0
2.0
172.62
25
2.5
AV
f
S
= 152kHz
AV
DD
199.41
ADuC831
/DV
DD
50
3.0
SNR
DD
/ DV
THD
REF,
= 3V
DD
226.19
= 5V
V
85
DD
–70
–75
–80
–85
–90
–95
–100
= 3 V