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PDF AT83SND2C Data sheet ( Hoja de datos )
| Número de pieza | AT83SND2C | |
| Descripción | Single-Chip Flash Microcontroller | |
| Fabricantes | ATMEL Corporation | |
| Logotipo |  |
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Features
• MPEG I/II-Layer 3 Hardwired Decoder
– Stand-alone MP3 Decoder
– 48, 44.1, 32, 24, 22.05, 16 kHz Sampling Frequency
– Separated Digital Volume Control on Left and Right Channels (Software Control
using 31 Steps)
– Bass, Medium, and Treble Control (31 Steps)
– Bass Boost Sound Effect
– Ancillary Data Extraction
– CRC Error and MPEG Frame Synchronization Indicators
• 20-bit Stereo Audio DAC
– 93 dB SNR playback stereo channel
– 32 Ohm/ 20 mW stereo headset drivers
– Stereo Line Level Input, Differential Mono Auxiliary Input
• Programmable Audio Output for Interfacing with External Audio System
– PCM Format Compatible
– I2S Format Compatible
• Mono Audio Power Amplifier
– 440mW on 8 Ohms Load
• 8-bit MCU C51 Core Based (FMAX = 20 MHz)
• 2304 Bytes of Internal RAM
• 64K Bytes of Code Memory
– AT89C51SND2C and 89SND2CMP3B: Flash (100K Erase/Write Cycles)
– AT83SND2C and 83SND2CMP3B: ROM
• 4K Bytes of Boot Flash Memory (AT89C51SND2C and 89SND2CMP3B)
– ISP: Download from USB (standard) or UART (option)
• USB Rev 1.1 Controller
– Full Speed Data Transmission
• Built-in PLL
– MP3 Audio Clocks
– USB Clock
• MultiMedia Card® Interface Compatibility
• Atmel DataFlash® SPI Interface Compatibility
• IDE/ATAPI Interface
• 2 Channels 10-bit ADC 8 kHz (8-true bit) for AT8XSND2CMP3B
– Battery Voltage Monitoring
– Voice Recording Controller by Software
• Up to 32 Bits of General-purpose I/Os
– 1 Interrupt Keyboard
– SmartMedia® Software Interface
• 2 Standard 16-bit Timers/Counters
• Hardware Watchdog Timer
• Standard Full Duplex UART with Baud Rate Generator
• Two Wire Master and Slave Modes Controller
• SPI Master and Slave Modes Controller
• Power Management
– Power-on Reset
– Software Programmable MCU Clock
– Idle Mode, Power-down Mode
• Operating Conditions:
– 2.7 to 3.6V
– Power amplifier supply 3.2V to 5.5V
– 37mA Typical Operating at 25°C playing music on earphone
– Temperature Range: -40°C to +85°C
• Packages
– CTBGA100
Single-Chip
Flash
Microcontroller
with MP3
Decoder with
Full Audio
Interface
AT83SND2C
AT89C51SND2C
AT80SND2CMP3B
AT83SND2CMP3B
AT89SND2CMP3B
4341H–MP3–10/07
1 page  
4.2
AT8xC51SND2C/MP3B
Figure 4-2. AT8XSND2CMP3B 100-pin BGA Package (with ADC)
10
P2.2/
A10
P2.3/
A11
VDD
VSS
9 876
P2.1/
A9
P4.0/
MISO
ESDVSS
VDD
P2.4/
A12
P2.0/
A8
P4.2/
SCK
P0.7/
AD7
P2.5/
A13
P4.1/
MOSI
P4.3/
SS
P0.6/
AD6
P2.6/
A14
P2.7/
A15
SDA
NC
5 4 32
VSS
MONON MONOP
P0.0/
AD0
1
ALE
A
P0.5/
AD5
P0.4/
AD4
P0.3/
AD3
AUXP
P0.1/
AD1
ISP/
NC
B
P0.2/
AD2
AUXN
KIN0
AUDVDD
C
DNC NC NC NC VDD
VDD
EA
FILT
CBP
EHSL AUDVREF AUDVCM HSR
SCL
HSVDD
MCMD MCLK
MDAT
AIN1
ADCVDD
P3.7/
RD
FTST
LINEL
PVDD HSVSS
SCLK AUDRST
RST
AIN0
LPHN
P3.4/
T0
DCLK
DOUT
DSEL
ADCV
REFP
ADCVSS
P3.6/
WR
P3.0/
RXD
P3.1/
TXD
PVSS
LINER
VSS
G
HX2 INGND AUDVSS
VSS
PAINP
PAINN
ADCV
REFN
P3.3/
INT1
P3.5/
T1
P3.2/
INT0
X1
ESDVSS AUDVSS HPP AUDVBAT AUDVBAT HPN
AUDVSS
D-
D+ UVDD
VDD
UVSS
J
K
Notes: 1. ISP pin is only available in 89SND2CMP3B product.
Do not connect this pin on 83SND2CMP3B product.
2. NC is Do Not Connect.
4341H–MP3–10/07
5
5 Page 
AT8xC51SND2C/MP3B
Signal Name
PAINN
PAINP
AUDRST
MONON
MONOP
AUXP
AUXN
HSL
HSR
LINEL
LINER
INGND
AUDVCM
Type
I
I
I
O
O
I
I
O
O
I
I
I
I
Description
Audio Amplifier Negative Input
Audio Amplifier Positive Input
Audio Reset (Active Low)
Audio Negative Monaural Driver Output
Audio Positive Monaural Driver Output
Audio Mono Auxiliary Positive Input
Audio Mono Auxiliary Negative Input
Audio Left Channel Headset Driver Output
Audio Right Channel Headset Driver Output
Audio Left Channel Line In
Audio Right Channel Line In
Audio Line Signal Ground Pin for decoupling.
Audio Common Mode reference for decoupling
Alternate
Function
-
-
-
-
-
-
-
-
-
-
-
-
-
4341H–MP3–10/07
11
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet AT83SND2C.PDF ] | |
Hoja de datos destacado
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