AT89C51SND2C-7FTUL Atmel, AT89C51SND2C-7FTUL Datasheet - Page 230

• Manufacturer Part Number: AT89C51SND2C-7FTUL
• Description: IC 8051 MCU FLASH 64K MP3 100BGA
• Manufacturer: Atmel
• Series: 89Cr

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

24.4.2.3
24.4.3
24.4.3.1
24.4.3.2
230
AT8xC51SND2C/MP3B
Audio Interface
Waveforms
Definition of symbols
Timings
Figure 24-24. MMC Input-Output Waveforms
Table 24-22. Audio Interface Timing Symbol Definitions
Table 24-23. Audio Interface AC timings
V
Note:
C
O
S
T
T
T
T
T
T
T
DD
CHCH
CHCX
CLCX
CLCH
CHCL
CLSV
CLOV
= 2.7 to 3.3 V, T
Symbol
1. 32-bit format with Fs= 48 KHz.
Signals
MCMD Output
MDAT Output
MCMD Input
MDAT Input
Clock
Data Out
Data Select
A
Clock Period
Clock High Time
Clock Low Time
Clock Rise Time
Clock Fall Time
Clock Low to Select Valid
Clock Low to Data Valid
= -40 to +85°C, CL≤ 30pF
MCLK
Parameter
T
CHIX
T
T
CHCX
CHOX
T
CHCL
Min
30
30
T
CHCH
H
L
V
X
T
CLCX
T
325.5
OVCH
Max
T
10
10
10
10
Conditions
CLCH
T
(1)
IVCH
High
Low
Valid
No Longer Valid
4341H–MP3–10/07
Unit
ns
ns
ns
ns
ns
ns
ns