AT89LP2052-20XU Atmel, AT89LP2052-20XU Datasheet - Page 53

• Manufacturer Part Number: AT89LP2052-20XU
• Description: IC 8051 MCU FLASH 2K 20TSSOP
• Manufacturer: Atmel
• Series: 89LPr

Specifications of AT89LP2052-20XU

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 15
• Program Memory Size: 2KB (2K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.4 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-TSSOP
• Processor Series: AT89x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: UART, SPI
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 15
• Number Of Timers: 2
• Operating Supply Voltage: 2.4 V to 5.5 V
• 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

3547J–MICRO–10/09
Table 22-1.
Table 22-2.
Instruction Type
Most arithmetic, logical, bit and transfer instructions
Branches and Calls
Single Byte Indirect (i.e. ADD A, @Ri, etc.)
RET, RETI
MOVC
MUL
DIV
INC DPTR
Arithmetic Instruction
ADD A, Rn
ADD A, direct
ADD A, @Ri
ADD A, #data
ADDC A, Rn
ADDC A, direct
ADDC A, @Ri
ADDC A, #data
SUBB A, Rn
SUBB A, direct
SUBB A, @Ri
SUBB A, #data
INC Rn
INC direct
INC @Ri
INC A
DEC Rn
DEC direct
DEC @Ri
DEC A
INC DPTR
MUL AB
DIV AB
DA A
Generic Instruction Execution Times and Exceptions
Detailed Arithmetic Instruction Summary
Bytes
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
1
1
2
1
1
1
1
1
1
AT89LP2052/LP4052
8051
12
12
12
12
12
12
12
12
12
12
12
12
12
24
48
12
12
12
12
12
12
12
12
48
Clock Cycles
LP2052
1
2
2
2
1
2
2
2
1
2
2
2
1
2
2
1
1
2
2
1
2
2
4
1
Cycle Count
# bytes + 1
# bytes
Hex Code
2
4
3
2
4
2
28-2F
38-3F
98-9F
08-0F
18-1F
26-27
36-37
96-97
06-07
16-17
A3
A4
D4
25
24
35
34
95
94
05
04
15
14
84
53