AT89C51SND1C-7HTUL Atmel, AT89C51SND1C-7HTUL Datasheet - Page 41

• Manufacturer Part Number: AT89C51SND1C-7HTUL
• Description: IC MCU 64KB FLASH MEM 81-CBGA
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C51SND1C-7HTUL

• 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: 81-CBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Figure 9-1.
4109L–8051–02/08
MCMD
AIN1:0
KIN3:0
MDAT
MCLK
INT0
INT1
RXD
SDA
SCK
TXD
SCL
SO
D+
D-
SI
Interrupt Control System
Interrupt 0
Interrupt 1
Controller
Controller
Controller
Converter
Controller
Keyboard
Interface
External
External
Decoder
Timer 0
Timer 1
A to D
Serial
Audio
MMC
USB
Port
MP3
TWI
SPI
EMMC
EMP3
EAUD
EADC
EUSB
IEN0.0
IEN0.1
IEN0.2
IEN0.3
IEN0.4
IEN0.5
IEN0.6
IEN1.0
IEN1.1
IEN1.2
IEN1.3
IEN1.4
IEN1.6
EI2C
ESPI
EKB
EX0
ET0
EX1
ET1
Interrupt Enable
ES
IEN0.7
EA
Priority Enable
IPH/L
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
AT8xC51SND1C
Lowest Priority Interrupts
Highest
Priority
Interrupts
41