AT89C51SND2C-7FTUL Atmel, AT89C51SND2C-7FTUL Datasheet - Page 97

• Manufacturer Part Number: AT89C51SND2C-7FTUL
• Description: IC 8051 MCU FLASH 64K MP3 100BGA
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C51SND2C-7FTUL

• 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: 32
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 2.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.3 V
• Data Converters: A/D 2x10b; D/A 2x20b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-TFBGA
• Data Bus Width: 8 bit
• Data Ram Size: 2.25 KB
• Interface Type: ATAPI, I2S, IDE, SPI, UART, USB
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 2
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details
• Other names: AT89C51SND2C7FTUL

4341H–MP3–10/07
Table 15-23. DAC Precharge Control Register - DAC_ PRECH (0Ch)
Reset Value = 00000000b
Table 15-24. DAC Auxilary input gain Register - DAC_ AUXG (0Dh)l
Reset Value = 0000101b
7
6
5
4
3
2
1
0
7:5
4:0
PRCHARGE
Number
PADRV
Number
Bit
7
7
-
Bit
PRCHARGEPADR
V
PRCHARGEAUXIN
PRCHARGELNOR
PRCHARGELNOL
PRCHARGELNIR
PRCHARGELNIL
PRCHARGE
ONMSTR
PRCHARGE
-
AUXG 4:0
Bit Mnemonic
AUXIN
Mnemonic
6
6
-
-
Bit
PRCHARGE
LNOR
Not used
Differential mono auxiliary input analog gain selector
Differential mono PA driver pre-charge.
Set to charge.
Differential mono auxiliary input pre-charge.
Set to charge.
Right channel line out pre-charge.
Set to charge.
Left channel line out pre-charge.
Set to charge.
Right channel line in pre-charge.
Set to charge.
Left channel line in pre-charge
Set to charge.
Master pre-charge
Set to charge.
Master power on control
Clear to power down. Set to to power up.
5
5
-
-
PRCHARGE
AUXG4
LNOL
4
4
PRCHARGE
AUXG3
LNIL
AT8xC51SND2C/MP3B
3
3
Description
Description
PRCHARGE
AUXG2
LNIL
2
2
PRCHARGE
AUXG1
1
1
ONMSTR
AUXG0
0
0
97