AT89C51SND1C-7HTUL Atmel, AT89C51SND1C-7HTUL Datasheet - Page 47

• 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: -

4109L–8051–02/08
Reset Value = 0000 0000b
Number
Bit
7
6
5
4
3
2
1
0
Mnemonic Description
IPLMMC
IPLADC
IPLUSB
IPLSPI
IPLI2C
IPLKB
Bit
-
-
Reserved
The value read from this bit is always 0. Do not set this bit.
USB Interrupt Priority Level LSB
Refer to Table 50 for priority level description.
Reserved
The value read from this bit is always 0. Do not set this bit.
Keyboard Interrupt Priority Level LSB
Refer to Table 50 for priority level description.
A to D Converter Interrupt Priority Level LSB
Refer to Table 50 for priority level description.
SPI Interrupt Priority Level LSB
Refer to Table 50 for priority level description.
Two Wire Controller Interrupt Priority Level LSB
Refer to Table 50 for priority level description.
MMC Interrupt Priority Level LSB
Refer to Table 50 for priority level description.
AT8xC51SND1C
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