AT89C51SND2C-7FTUL Atmel, AT89C51SND2C-7FTUL Datasheet - Page 149
![IC 8051 MCU FLASH 64K MP3 100BGA](/photos/12/43/124396/313-100-bga_sml.jpg)
AT89C51SND2C-7FTUL
Manufacturer Part Number
AT89C51SND2C-7FTUL
Description
IC 8051 MCU FLASH 64K MP3 100BGA
Manufacturer
Atmel
Series
89Cr
Datasheet
1.AT89C51SND2C-7FTUL.pdf
(242 pages)
Specifications of AT89C51SND2C-7FTUL
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
32
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; D/A 2x20b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
100-TFBGA
Data Bus Width
8 bit
Data Ram Size
2.25 KB
Interface Type
ATAPI, I2S, IDE, SPI, UART, USB
Maximum Clock Frequency
40 MHz
Number Of Programmable I/os
32
Number Of Timers
2
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
Other names
AT89C51SND2C7FTUL
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT89C51SND2C-7FTUL
Manufacturer:
ATMEL
Quantity:
4 371
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Figure 18-20. MMC Controller Interrupt System
4341H–MP3–10/07
MMINT.7
MMINT.6
MMINT.5
MMINT.4
MMINT.3
MMINT.2
MMINT.1
MMINT.0
MCBI
EORI
EOCI
EOFI
F2FI
F1FI
F2EI
F1EI
The interrupt request is generated each time an unmasked flag is set, and the global MMC con-
troller interrupt enable bit is set (EMMC in IEN1 register).
Reading the MMINT register automatically clears the interrupt flags (acknowledgment). This
implies that register content must be saved and tested interrupt flag by interrupt flag to be sure
not to forget any interrupts.
MMMSK.6
MMMSK.4
MMMSK.2
MMMSK.0
EORM
EOFM
F1EM
F1FM
MMMSK.7
MMMSK.5
MMMSK.3
MMMSK.1
MCBM
EOCM
F2FM
F2EM
EMMC
IEN1.0
AT8xC51SND2C/MP3B
MMC Interface
Interrupt Request
149
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