AT89S52-24AU Atmel, AT89S52-24AU Datasheet - Page 7

• Manufacturer Part Number: AT89S52-24AU
• Description: IC MCU 8K FLASH 24MHZ 44-TQFP
• Manufacturer: Atmel
• Series: 89Sr

Specifications of AT89S52-24AU

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 24MHz
• Connectivity: UART/USART
• Peripherals: WDT
• Number Of I /o: 32
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Package: 44TQFP
• Device Core: 8051
• Family Name: 89S
• Maximum Speed: 24 MHz
• Operating Supply Voltage: 5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 32
• Interface Type: UART
• Number Of Timers: 3
• Processor Series: AT89x
• Core: 8051
• Data Ram Size: 256 B
• Maximum Clock Frequency: 24 MHz
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Development Tools By Supplier: AT89ISP
• Minimum Operating Temperature: - 40 C
• No. Of I/o's: 32
• Ram Memory Size: 256Byte
• Cpu Speed: 24MHz
• No. Of Timers: 3
• Digital Ic Case Style: TQFP
• Supply Voltage Range: 4V To 5.5V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Table 5-1.
1919D–MICRO–6/08
0D8H
0D0H
0C8H
0C0H
0F8H
0F0H
0E8H
0E0H
0B8H
0B0H
0A8H
0A0H
98H
90H
88H
80H
XX000000
0X000000
00000000
00000000
00000000
00000000
11111111
11111111
00000000
11111111
00000000
11111111
T2CON
SCON
TCON
PSW
ACC
P3
P2
P1
P0
IP
IE
B
AT89S52 SFR Map and Reset Values
XXXXXXXX
XXXXXX00
00000000
00000111
T2MOD
TMOD
SBUF
SP
XXXXXXX0
00000000
00000000
00000000
RCAP2L
AUXR1
DP0L
TL0
00000000
00000000
00000000
RCAP2H
DP0H
TL1
00000000
00000000
00000000
DP1L
TH0
TL2
00000000
00000000
00000000
DP1H
TH2
TH1
XXXXXXXX
XXX00XX0
WDTRST
AUXR
0XXX0000
PCON
AT89S52
0FFH
0F7H
0EFH
0E7H
0DFH
0D7H
0CFH
0C7H
0BFH
0B7H
0AFH
0A7H
9FH
97H
8FH
87H
7