AT89LP4052-20PU Atmel, AT89LP4052-20PU Datasheet - Page 9
![IC 8051 MCU FLASH 4K 20DIP](/photos/6/80/68043/313-20-dip_sml.jpg)
AT89LP4052-20PU
Manufacturer Part Number
AT89LP4052-20PU
Description
IC 8051 MCU FLASH 4K 20DIP
Manufacturer
Atmel
Series
89LPr
Datasheet
1.AT89LP2052-20PU.pdf
(94 pages)
Specifications of AT89LP4052-20PU
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
4KB (4K 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-DIP (0.300", 7.62mm)
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
Through Hole
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
Lead free / RoHS Compliant
3547J–MICRO–10/09
Figure 8-2.
Figure 8-3.
Fetch Immediate Operand
Register Operand Fetch
ALU Operation Execute
ALU Operation Execute
Fetch Next Instruction
Fetch Next Instruction
Total Execution Time
Total Execution Time
Result Write Back
Result Write Back
Single-cycle ALU Operation (Example: INC R0)
Two-Cycle ALU Operation (Example: ADD A,
System Clock
System Clock
T
T
1
1
AT89LP2052/LP4052
T
#data
T
2
2
)
T
T
3
3
9