AT89C51SND2C-7FTUL Atmel, AT89C51SND2C-7FTUL Datasheet - Page 95

• 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 15-19. DAC Output Level Control Register - DAC_OLC (07h)
Reset Value = 00100010b
Table 15-20. Dac Mixer Control Register - DAC_MC (08h)
Reset Value = 00001001b
7:6
5
4
3
2
1
0
RSHORT
Number
7
-
Number
Bit
7
Bit
6:4
2:0
7
3
-
INVR
INVL
RMSMIN2
RMSMIN1
LMSMIN2
LMSMIN1
Bit Mnemonic
6
-
ROLC2
Bit Mnemonic Description
6
ROLC 2:0
LOLC 2:0
RSHORT
LSHORT
INVR
5
Not used
Right channel mixer output invert
Set to enable. Clear to disable.
Left channel mixer output invert.
Set to enable. Clear to disable.
Right Channel Mono/Stereo Mixer Right Mixed input enable
Set to enable. Clear to disable.
Right Channel Mono/Stereo Mixer Left Mixed input enable
Set to enable. Clear to disable.
Left Channel Mono/Stereo Mixer Right Mixed input enable
Set to enable. Clear to disable.
Left Channel Mono/Stereo Mixer Left Mixed input enable
Set to enable. Clear to disable.
RLOC1
5
Right channel short circuit indicator (persistent; after being set, bit is not cleared
automatically even after the short circuit is eliminated; must be cleared by reset
cycle or direct register write operation)
Right channel output level control selector
Left channel short circuit indicator (persistent; after being set, bit is not cleared
automatically even after the short circuit is eliminated; must be cleared by reset
cycle or direct register write operation)
Left channel output level control selector
INVL
4
RLOC0
4
RMSMIN2
3
LSHORT
AT8xC51SND2C/MP3B
3
Description
RMSMIN1
2
LOLC2
2
LMSMIN2
LOLC1
1
1
LMSMIN1
LOLC0
0
0
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