AT89LP216-20PU Atmel, AT89LP216-20PU Datasheet - Page 95

• Manufacturer Part Number: AT89LP216-20PU
• Description: MCU 8051 2K FLASH 20MHZ 16-PDIP
• Manufacturer: Atmel
• Series: 89LPr

Specifications of AT89LP216-20PU

• 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: 14
• Program Memory Size: 2KB (2K x 8)
• Program Memory Type: FLASH
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 2.4 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 16-DIP (0.300", 7.62mm)
• Processor Series: AT89x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 128 B
• Interface Type: UART, SPI
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 14
• 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: Details

Table of Contents
3621E–MICRO–11/10
1
2
3
4
5
6
7
8
9
10 Reset ....................................................................................................... 13
Features ..................................................................................................... 1
Description ............................................................................................... 1
Pin Configuration ..................................................................................... 2
Pin Description ......................................................................................... 3
Block Diagram .......................................................................................... 4
Comparison to Standard 8051 ................................................................ 4
Memory Organization .............................................................................. 6
Special Function Registers ..................................................................... 8
Enhanced CPU ......................................................................................... 9
System Clock ......................................................................................... 11
2.1
5.1
5.2
5.3
5.4
5.5
5.6
5.7
5.8
6.1
6.2
8.1
9.1
9.2
9.3
9.4
10.1
10.2
10.3
10.4
16-lead PDIP/SOIC/TSSOP ..............................................................................2
System Clock .....................................................................................................4
Instruction Execution with Single-cycle Fetch ...................................................4
Interrupt Handling ..............................................................................................5
Timer/Counters ..................................................................................................5
Serial Port ..........................................................................................................5
Watchdog Timer ................................................................................................5
I/O Ports ............................................................................................................5
Reset .................................................................................................................5
Program Memory ...............................................................................................6
Data Memory .....................................................................................................7
Restrictions on Certain Instructions .................................................................10
Crystal Oscillator .............................................................................................11
External Clock Source .....................................................................................12
Internal RC Oscillator ......................................................................................12
System Clock Out ............................................................................................12
Power-on Reset ...............................................................................................13
Brown-out Reset ..............................................................................................15
External Reset .................................................................................................15
Watchdog Reset ..............................................................................................16
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