ADUC842BCP62-3 Analog Devices Inc, ADUC842BCP62-3 Datasheet - Page 14

• Manufacturer Part Number: ADUC842BCP62-3
• Description: IC ADC/DAC 12BIT W/MCU 56-LFCSP
• Manufacturer: Analog Devices Inc
• Series: MicroConverter® ADuC8xxr

Specifications of ADUC842BCP62-3

• Core Processor: 8052
• Core Size: 8-Bit
• Speed: 8.38MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: DMA, PSM, PWM, Temp Sensor, WDT
• Number Of I /o: 32
• Program Memory Size: 62KB (62K x 8)
• Program Memory Type: FLASH
• Ram Size: 2.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x12b, D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 56-LFCSP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

ADuC841/ADuC842/ADuC843
–0.1
–0.3
–0.5
–0.7
–0.2
–0.4
–0.6
0.7
0.5
0.3
0.1
0.6
0.4
0.2
10000
0
8000
6000
4000
2000
Figure 13. Typical Worst-Case DNL Error vs. V
Figure 14. Typical Worst-Case DNL Error vs. V
0
0.5
0.5
817
Figure 15. Code Histogram Plot, V
1.0
1.0
EXTERNAL REFERENCE (V)
EXTERNAL REFERENCE (V)
818
1.5
1.5
CODE
819
2.0
2.0
AV
f
2.5
S
2.5
AV
= 152kHz
f
820
DD
S
DD
= 152kHz
DD
/DV
WCP DNL
= 5 V
WCN DNL
REF
WCN DNL
REF
/DV
WCP DNL
DD
5.0
, V
, V
3.0
DD
DD
DD
= 5V
= 3V
= 5 V
= 3 V
821
0.6
–0.2
–0.4
–0.6
0.4
0.2
0
0.7
0.5
0.3
0.1
–0.1
–0.3
–0.5
–0.7
Rev. 0 | Page 14 of 88
10000
–100
–120
–140
–160
–100
–120
–140
–160
9000
8000
7000
6000
5000
4000
3000
2000
1000
–20
–40
–60
–80
–20
–40
–60
–80
20
20
0
0
0
0
0
817
Figure 17. Dynamic Performance at V
Figure 18. Dynamic Performance at V
Figure 16. Code Histogram Plot, V
10
10
20
20
818
FREQUENCY (kHz)
FREQUENCY (kHz)
30
30
CODE
819
40
40
AV
f
f
SNR = 71.3dB
THD = –88.0dB
ENOB = 11.6
820
S
IN
50
DD
50
= 152kHz
DD
AV
f
f
SNR = 71.0dB
THD = –83.0dB
ENOB = 11.5
= 9.910kHz
DD
DD
S
IN
= 3 V
= 149.79kHz
/DV
DD
= 9.910kHz
= 5 V
= 3 V
/DV
DD
60
60
DD
= 5V
821
= 3V
70
70