AT89C51SND1C-7HTUL Atmel, AT89C51SND1C-7HTUL Datasheet - Page 4

• Manufacturer Part Number: AT89C51SND1C-7HTUL
• Description: IC MCU 64KB FLASH MEM 81-CBGA
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C51SND1C-7HTUL

• 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: 44
• 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
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 81-CBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

4. Pin Description
4.1
Figure 4-1.
4
Pinouts
AT8xC51SND1C
AT8xC51SND1C 80-pin QFP Package
Notes:
ISP
1. ISP pin is only available in AT89C51SND1C product.
2. PSEN pin is only available in AT80C51SND1C product.
1
Do not connect this pin on AT83SND1C product.
/PSEN
P1.0/KIN0
P1.1/KIN1
P1.2/KIN2
P1.3/KIN3
P1.7/SDA
P1.6/SCL
PVDD
UVDD
UVSS
PVSS
2
VDD
P1.4
P1.5
FILT
VSS
ALE
TST
/NC
X2
X1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
AT80C51SND1C-RO (ROMLESS)
AT89C51SND1C-RO (FLASH)
AT83SND1C-RO (ROM)
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
4109L–8051–02/08
P4.5
P4.4
P2.2/A10
P2.3/A11
P2.4/A12
P2.5/A13
P2.6/A14
P2.7/A15
VSS
VDD
MCLK
MDAT
MCMD
RST
SCLK
DSEL
DCLK
DOUT
VSS
VDD