AT89C51SND1C-ROTUL Atmel, AT89C51SND1C-ROTUL Datasheet - Page 3

• Manufacturer Part Number: AT89C51SND1C-ROTUL
• Description: IC 8051 MCU FLASH 64K MP3 80TQFP
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C51SND1C-ROTUL

• 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: 44
• 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
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-TQFP, 80-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

3. Block Diagram
Figure 3-1.
4109L–8051–02/08
FILT
INT0
3
1
3
4
C51 (X2 Core)
Clock and PLL
Handler Unit
Alternate function of Port 1
Alternate function of Port 3
Alternate function of Port 4
AT8xC51SND1C Block Diagram
X1
Interrupt
Unit
INT1
3
X2
VDD
RST
VSS
2304 Bytes
MP3 Decoder
RAM
ISP
UVDD
Unit
ALE
UVSS
Flash Boot
64 KBytes
4 KBytes
AVDD
Flash
ROM
DOUT
Audio Interface
AVSS
DCLK
I
2
S/PCM
10-bit A to D
AREF
Converter
DSEL
8-Bit Internal Bus
AIN1:0
SCLK
Controller
D+
TXD
3
UART
USB
BRG
and
D-
RXD
3
MCLK
Timers 0/1
Watchdog
3
T0
Interface
MDAT
MMC
3
T1
4
MCMD
SS
SPI/DataFlash
MISO
4
Controller
AT8xC51SND1C
Keyboard
Interface
MOSI
KIN3:0
4
1
SCK
4
Controller
Interface
SCL SDA
1
P0-P5
Ports
IDE
TWI
I/O
1
3