AT89LP2052-20SU Atmel, AT89LP2052-20SU Datasheet - Page 53
![IC 8051 MCU FLASH 2K 20SOIC](/photos/6/80/68042/453-20-soic_sml.jpg)
AT89LP2052-20SU
Manufacturer Part Number
AT89LP2052-20SU
Description
IC 8051 MCU FLASH 2K 20SOIC
Manufacturer
Atmel
Series
89LPr
Datasheet
1.AT89LP2052-20PU.pdf
(94 pages)
Specifications of AT89LP2052-20SU
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-SOIC (7.5mm Width)
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
Package
20SOIC W
Device Core
8051
Family Name
AT89
Maximum Speed
20 MHz
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