AT89C51SND2C-7FTUL Atmel, AT89C51SND2C-7FTUL Datasheet - Page 224

• 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

24.3.3.3
24.4
24.4.0.4
224
SPI Interface
AT8xC51SND2C/MP3B
Waveforms
Definition of Symbols
Figure 24-17. External IDE 16-bit Bus Cycle - Data Read Waveforms
Note:
Figure 24-18. External IDE 16-bit Bus Cycle - Data Write Waveforms
Note:
Table 24-17. SPI Interface Timing Symbol Definitions
C
I
O
1. D15:8 is written in DAT16H SFR.
1. D15:8 is the content of DAT16H SFR.
ALE
ALE
WR
RD
P0
P2
P0
P2
Signals
Clock
Data In
Data Out
T
T
LHLL
LHLL
T
T
AVLL
AVLL
A15:8
A15:8
A7:0
A7:0
T
AVRL
T
T
T
T
T
LLAX
LLAX
T
RLAZ
AVWL
LLRL
AVDV
T
LLWL
T
RLDV
T
RLRH
H
L
V
X
Z
T
QVWH
Data Out
Data Out
T
D15:8
WLWH
D7:0
D15:8
Data In
Data In
D7:0
(1)
(1)
T
RHDX
T
RHDZ
Conditions
T
T
WHQX
RHLH
T
WHLH
High
Low
Valid
No Longer Valid
Floating
4341H–MP3–10/07