AT89C51SND2C-7FTUL Atmel, AT89C51SND2C-7FTUL Datasheet - Page 221

• 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

4341H–MP3–10/07
Table 24-13. External Data 8-bit Bus Cycle - Write AC Timings
V
Symbol
Symbol
DD
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
WLWH
QVWH
WHQX
WHLH
RLRH
RHLH
AVDV
RLDV
RHDX
RHDZ
AVWL
AVRL
RLAZ
CLCL
AVLL
LLAX
LLWL
LHLL
= 2.7 to 3.3 V, T
RD Pulse Width
RD high to ALE High
Address Valid to Valid Data In
Address Valid to RD Low
RD Low to Valid Data
RD Low to Address Float
Data Hold After RD High
Instruction Float After RD High
Clock Period
ALE Pulse Width
Address Valid to ALE Low
Address hold after ALE Low
ALE Low to WR Low
WR Pulse Width
WR High to ALE High
Address Valid to WR Low
Data Valid to WR High
Data Hold after WR High
Parameter
Parameter
A
= -40 to +85°C
6·T
4·T
2·T
3·T
6·T
4·T
7·T
T
T
T
T
T
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
Min
Min
50
0
Standard Mode
Standard Mode
Variable Clock
Variable Clock
-20
-20
-20
-20
-15
-25
-30
-15
-30
-25
-30
-20
AT8xC51SND2C/MP3B
9·T
5·T
2·T
T
T
CLCL
CLCL
Max
Max
CLCL
CLCL
CLCL
0
+20
+20
-65
-30
-25
0.5·T
0.5·T
0.5·T
1.5·T
0.5·T
3.5·T
0.5·T
3·T
2·T
3·T
2·T
T
CLCL
Min
CLCL
CLCL
Min
CLCL
CLCL
50
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
0
Variable Clock
Variable Clock
-15
-25
-30
-25
-30
-20
-20
-20
-30
-20
-20
-15
X2 Mode
X2 Mode
0.5·T
0.5·T
4.5·T
2.5·T
T
CLCL
Max
Max
CLCL
CLCL
CLCL
CLCL
0
-25
+20
+20
-65
-30
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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