AT89C51SND2C-7FTUL Atmel, AT89C51SND2C-7FTUL Datasheet - Page 22
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
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT89C51SND2C-7FTUL
Manufacturer:
ATMEL
Quantity:
4 371
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6.6
6.7
22
Registers
Hardware Bytes
AT8xC51SND2C/MP3B
Table 6-2.
Reset Value = XXXX 00X0b
Note:
Table 6-3.
Bit Number
Bit Number
7 - 6
X2B
5 - 4
2 - 0
7
5
4
3
2
1
0
7
7
6
3
-
1. ENBOOT bit is only available in AT89C51SND2C product.
Mnemonic
Mnemonic
ENBOOT
AUXR1 Register
AUXR1 (S:A2h) – Auxiliary Register 1
HSB Byte – Hardware Security Byte
BLJB
X2B
BLJB
LB2:0
GF3
DPS
Bit
Bit
6
0
6
-
-
-
-
-
-
(1)
(2)
1
Description
Reserved
The value read from these bits are indeterminate. Do not set these bits.
Enable Boot Flash
Set this bit to map the boot Flash in the code space between at addresses F000h to
FFFFh.
Clear this bit to disable boot Flash.
Reserved
The value read from this bit is indeterminate. Do not set this bit.
General Flag
This bit is a general-purpose user flag.
Always Zero
This bit is stuck to logic 0 to allow INC AUXR1 instruction without affecting GF3 flag.
Reserved for Data Pointer Extension.
Data Pointer Select Bit
Set to select second data pointer: DPTR1.
Clear to select first data pointer: DPTR0.
Description
X2 Bit
Program this bit to start in X2 mode.
Unprogram (erase) this bit to start in standard mode.
Boot Loader Jump Bit
Program this bit to execute the boot loader at address F000h on next reset.
Unprogram (erase) this bit to execute user’s application at address 0000h on next reset.
Reserved
The value read from these bits is always unprogrammed. Do not program these bits.
Reserved
The value read from this bit is always unprogrammed. Do not program this bit.
Hardware Lock Bits
Refer to for bits description.
ENBOOT
5
5
-
4
4
-
-
GF3
3
3
-
LB2
2
0
2
LB1
1
1
-
4341H–MP3–10/07
DPS
LB0
0
0
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