参数资料
型号: AT89C51SND2C-7FTUL
厂商: Atmel
文件页数: 2/160页
文件大小: 0K
描述: IC 8051 MCU FLASH 64K MP3 100BGA
标准包装: 260
系列: 89C
核心处理器: 8051
芯体尺寸: 8-位
速度: 40MHz
连通性: I²C,IDE/ATAPI,MMC,SPI,UART/USART,USB
外围设备: 音频,I²S,MP3,PCM,POR,WDT
输入/输出数: 32
程序存储器容量: 64KB(64K x 8)
程序存储器类型: 闪存
RAM 容量: 2.25K x 8
电压 - 电源 (Vcc/Vdd): 2.7 V ~ 3.3 V
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 100-TFBGA
包装: 托盘
其它名称: AT89C51SND2C7FTUL
10
4341H–MP3–10/07
AT8xC51SND2C/MP3B
Table 4-14.
Power Signal Description
Table 4-15.
Audio Power Signal Description
Table 4-16.
Stereo Audio Dac and Mono Power Amplifier Signal Description
Signal
Name
Type
Description
Alternate
Function
VDD
PWR
Digital Supply Voltage
Connect these pins to +3V supply voltage.
-
VSS
GND
Circuit Ground
Connect these pins to ground.
-
ADCVDD
PWR
Analog Supply Voltage
Connect this pin to +3V supply voltage.
-
ADCVSS
PWR
Analog Ground
Connect this pin to ground.
-
PVDD
PWR
PLL Supply voltage
Connect this pin to +3V supply voltage.
-
PVSS
GND
PLL Circuit Ground
Connect this pin to ground.
-
UVDD
PWR
USB Supply Voltage
Connect this pin to +3V supply voltage.
-
UVSS
GND
USB Ground
Connect this pin to ground.
-
Signal Name
Type
Description
Alternate
Function
AUDVDD
PWR
Audio Digital Supply Voltage
-
AUDVSS
GND
Audio Circuit Ground
Connect these pins to ground.
-
ESDVSS
GND
Audio Analog Circuit Ground for Electrostatic Discharge.
Connect this pin to ground.
-
AUDVREF
PWR
Audio Voltage Reference pin for decoupling.
-
HSVDD
PWR
Headset Driver Power Supply.
-
HSVSS
GND
Headset Driver Ground.
Connect this pin to ground.
-
AUDVBAT
PWR
Audio Amplifier Supply.
-
Signal Name
Type
Description
Alternate
Function
LPHN
O
Low Power Audio Stage Output
-
HPN
O
Negative Speaker Output
-
HPP
O
Positivie Speaker Output
-
CBP
O
Audio Amplifier Common Mode Voltage Decoupling
-
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