ADUC7126BSTZ126-RL Analog Devices Inc, ADUC7126BSTZ126-RL Datasheet - Page 25

• Manufacturer Part Number: ADUC7126BSTZ126-RL
• Description: ARM7 With 12-Bit ADC & DACs, 128kB Flash
• Manufacturer: Analog Devices Inc
• Series: MicroConverter® ADuC7xxxr

Specifications of ADUC7126BSTZ126-RL

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 41.78MHz
• Connectivity: EBI/EMI, I²C, SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 40
• Program Memory Size: 126KB (126K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 12x12b, D/A 4x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 80-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

–100
–120
–140
–100
–120
–140
–100
–120
–140
–20
–40
–60
–80
–20
–40
–60
–80
–20
–40
–60
–80
20
20
20
0
0
0
0
0
0
Figure 17. SINAD, THD, and PHSN of ADC,
Figure 18. SINAD, THD, and PHSN of ADC,
Figure 19. SINAD, THD, and PHSN of ADC,
SNR: 69.85dB
THD: –79.91dB
PHSN: –82.93dB, 29.771kHz
V
SNR: 67.10dB
THD: –79.79dB
PHSN: –76.14dB, 54.9738kHz
V
ADCCP = DAC1/ADC13, ADCCN = ADC0
SNR: 67.44dB
THD: –82.33dB
PHSN: –79.31dB, 54.9738kHz
V
REF
REF
REF
ADCCP = ADC8, ADCCN = ADC0
= Internal 2.5 V, Single-Ended Mode
= Internal 2.5 V, Single-Ended Mode
= Internal 2.5 V, Single-Ended Mode
50
50
50
ADCCP = ADC0
FREQUENCY (kHz)
FREQUENCY (kHz)
FREQUENCY (kHz)
100
100
100
150
150
150
174.1
174.1
174.1
Rev. B | Page 25 of 104
DAC0 Max Negative DNL: −0.120081, DAC1 Max Negative DNL: −0.15697
DAC0 Max Negative INL: −0.887319, DAC1 Max Negative INL: −2.23708
DAC0 Max Positive DNL: 0.188951, DAC1 Max Positive DNL: 0.190343
DAC0 Max Positive INL: 1.84106, DAC1 Max Positive INL: 1.75312
–100
–120
–140
–0.1
–0.2
–0.5
–1.0
–1.5
–2.0
–2.5
–20
–40
–60
–80
0.2
0.1
2.0
1.5
1.0
0.5
20
0
0
0
0
Figure 20. SINAD, THD, and PHSN of ADC,
DAC0
DAC1
SNR: 65.97dB
THD: –78.63dB
PHSN: –77.83dB, 146.6038kHz
V
ADCCP = ADC15/DAC3, ADCCN = ADC0
REF
= Internal 2.5 V, Single-Ended Mode
Figure 21. DAC DNL Error,
DAC0
DAC1
Figure 22. DAC INL Error,
50
FREQUENCY (kHz)
ADC CODES
ADC CODES
ADuC7124/ADuC7126
100
150
174.1