AT80C51SND1C-ROTIL Atmel, AT80C51SND1C-ROTIL Datasheet - Page 200

• Manufacturer Part Number: AT80C51SND1C-ROTIL
• Description: IC MCU FLASH MP3 DECODER 80-TQFP
• Manufacturer: Atmel
• Series: 80Cr

Specifications of AT80C51SND1C-ROTIL

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, IDE/ATAPI, MMC, SPI, UART/USART, USB
• Peripherals: Audio, I²S, MP3, PCM, POR, WDT
• Number Of I /o: 44
• Program Memory Type: ROMless
• Ram Size: 2.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.3 V
• Data Converters: A/D 2x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-TQFP, 80-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Other names: AT80C51SND1CROTIL

23.4.4.3
200
AT8xC51SND1C
Waveforms
Figure 23-21. Analog to Digital Converter Internal Waveforms
Figure 23-22. Analog to Digital Converter Characteristics
ADSST Bit
ADEN Bit
CLK
1023
1022
1021
1020
1019
1018
Code Out
7
6
5
4
3
2
1
0
0
Error OSe
Offset
T
EHSH
1
2
3
T
4
CLCL
Ideal Transfer curve
1 LSB
(ideal)
5
6
7
Differential non-linearity (DLe)
Integral non-linearity (ILe)
Center of a step
T
SHSL
1018 1019 1020 1021 1022 1023 1024
Example of an actual transfer curve
Offset
Error
OSe
Error
Gain
Ge
4109L–8051–02/08
AVIN
(LSB ideal)