AT89C51SND2C-7FTUL Atmel, AT89C51SND2C-7FTUL Datasheet - Page 86

• 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

15.1.5
15.1.6
86
AT8xC51SND2C/MP3B
DAC Register Tables
DAC Gain
Table 15-1.
Table 15-2.
The DAC implements severals gain control: line-in (Table 15-3.), master playback (), line-out
(Table 15-6.).
Timing parameter
Tc
Twl
Twh
Tssen
Thsen
Tssdi
Thsdi
Tdsdo
Thsdo
Address
00h
01h
02h
03h
04h
05h
06h
07h
08h
09h
0Ah
0Ch
0Dh
10h
11h
Register
DAC_CTRL
DAC_LLIG
DAC_RLIG
DAC_LPMG
DAC_RPMG
DAC_LLOG
DAC_RLOG
DAC_OLC
DAC_MC
DAC_CSFC
DAC_MISC
DAC_PRECH
DAC_AUXG
DAC_RST
PA_CRTL
Dac SPI Interface Timings
DAC Register Address
Description
AUDCCLK min period
AUDCCLK min pulse width low
AUDCCLK min pulse width high
Setup time AUDCCS falling to AUDCCLK rising
Hold time AUDCCLK falling to AUDCCS rising
Setup time AUDCDIN valid to AUDCCLK falling
Hold time AUDCCLK falling to AUDCDIN not valid
Delay time AUDCCLK rising to AUDCDOUT valid
Hold time AUDCCLK rising to AUDCDOUT not valid
Name
Dac Control
Dac Left Line in Gain
Dac Right Line in Gain
Dac Left Master Playback Gain
Dac Right Master Playback Gain
Dac Left Line Out Gain
Dac Right Line Out Gain
Dac Output Level Control
Dac Mixer Control
Dac Clock and Sampling Frequency
Control
Dac Miscellaneous
Dac Precharge Control
Dac Auxilary input gain Control
Dac Reset
Power Amplifier Control
Access
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Min
150 ns
50 ns
50 ns
50 ns
50 ns
20 ns
20 ns
0 ns
-
4341H–MP3–10/07
Reset state
00h
05h
05h
08h
08h
00h
00h
22h
09h
00h
00h
00h
05h
00h
00h
Max
20 ns
-
-
-
-
-
-
-
-