AT89LP51-20AU datasheet, PDF - EEWORLD Datasheet

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AT89LP51-20AU: Description8-BIT, FLASH, 20 MHz, MICROCONTROLLER, PQFP44; CategoryThe embedded processor and controller Microcontrollers and processors; File Size4MB，113 Pages; ManufacturerAtmel (Microchip); Environmental Compliance

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AT89LP51-20AU Overview

8-BIT, FLASH, 20 MHz, MICROCONTROLLER, PQFP44

AT89LP51-20AU Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
Parts packaging code	QFP
package instruction	TQFP, TQFP44,.47SQ,32
Contacts	44
Reach Compliance Code	compli
ECCN code	EAR99
Factory Lead Time	1 week
core architecture	8051
Device core	8051
clock speed	20
Memory	0.25
flash memory	4
Has ADC	NO
Other features	OPERATES AT 2.4 V MINIMUM SUPPLY AT 20 MHZ
Address bus width	16
bit size	8
CPU series	8051
maximum clock frequency	25 MHz
DAC channel	NO
DMA channel	NO
External data bus width	8
JESD-30 code	S-PQFP-G44
length	10 mm
Number of I/O lines	36
Number of terminals	44
On-chip program ROM width	8
Maximum operating temperature	85 °C
Minimum operating temperature	-40 °C
PWM channel	NO
Package body material	PLASTIC/EPOXY
encapsulated code	TQFP
Encapsulate equivalent code	TQFP44,.47SQ,32
Package shape	SQUARE
Package form	FLATPACK, THIN PROFILE
power supply	2.5/5 V
Certification status	Not Qualified
RAM (bytes)	256
rom(word)	4096
ROM programmability	FLASH
Maximum seat height	1.2 mm
speed	20 MHz
Maximum slew rate	7 mA
Maximum supply voltage	5.5 V
Minimum supply voltage	4.5 V
Nominal supply voltage	5 V
surface mount	YES
technology	CMOS
Temperature level	INDUSTRIAL
Terminal form	GULL WING
Terminal pitch	0.8 mm
Terminal location	QUAD
width	10 mm
uPs/uCs/peripheral integrated circuit type	MICROCONTROLLER
Base Number Matches	1

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Features

•

8-bit Microcontroller Compatible with 8051 Products

•

Enhanced 8051 Architecture

– Single Clock Cycle per Byte Fetch

– 12 Clock per Machine Cycle Compatibility Mode

– Up to 20 MIPS Throughput at 20 MHz Clock Frequency

– Fully Static Operation: 0 Hz to 20 MHz

– On-chip 2-cycle Hardware Multiplier

– 256 x 8 Internal RAM

– External Data/Program Memory Interface

– Dual Data Pointers

– 4-level Interrupt Priority

Nonvolatile Program and Data Memory

– 4K/8K Bytes of In-System Programmable (ISP) Flash Program Memory

– 256 Bytes of Flash Data Memory

– 256-byte User Signature Array

– Endurance: 10,000 Write/Erase Cycles

– Serial Interface for Program Downloading

– 64-byte Fast Page Programming Mode

– 3-level Program Memory Lock for Software Security

– In-Application Programming of Program Memory

Peripheral Features

– Three 16-bit Timer/Counters with Clock Out Modes

– Enhanced UART

• Automatic Address Recognition

• Framing Error Detection

• SPI and TWI Emulation Modes

– Programmable Watchdog Timer with Software Reset and Prescaler

Special Microcontroller Features

– Brown-out Detection and Power-on Reset with Power-off Flag

– Selectable Polarity External Reset Pin

– Low Power Idle and Power-down Modes

– Interrupt Recovery from Power-down Mode

– Internal 1.8432 MHz Auxiliary Oscillator

I/O and Packages

– Up to 36 Programmable I/O Lines

– Green (Pb/Halide-free) Packages

• 40-lead PDIP

• 44-lead TQFP/PLCC

• 44-pad VQFN/MLF

– Configurable Port Modes (per 8-bit port)

• Quasi-bidirectional (80C51 Style)

• Input-only (Tristate)

• Push-pull CMOS Output

• Open-drain

Operating Conditions

– 2.4V to 5.5V V

Voltage Range

– -40° C to 85°C Temperature Range

– 0 to 20 MHz @ 2.4V–5.5V

– 0 to 25 MHz @ 4.5V–5.5V

•

8-bit

Microcontroller

with 8K Bytes

In-System

Programmable

Flash

AT89LP51

AT89LP52

Preliminary

•

3709B–MICRO–12/10

AT89LP51-20AU Related Products

	AT89LP51-20AU	AT89LP52-20MU	AT89LP52-20AU	AT89LP51	AT89LP51-20JU	AT89LP51-20PU
Description	8-BIT, FLASH, 20 MHz, MICROCONTROLLER, PQFP44	8-BIT, FLASH, 20 MHz, MICROCONTROLLER, PQFP44	8-BIT, FLASH, 20 MHz, MICROCONTROLLER, PQFP44	8-BIT, FLASH, 20 MHz, MICROCONTROLLER, PQFP44	8-BIT, FLASH, 20 MHz, MICROCONTROLLER, PQFP44	8-BIT, FLASH, 20 MHz, MICROCONTROLLER, PQFP44
Address bus width	16	16	16	16	16	16
External data bus width	8	8	8	8	8	8
Number of terminals	44	44	44	44	44	40
Maximum operating temperature	85 °C	85 °C	85 °C	85 Cel	85 °C	85 °C
Minimum operating temperature	-40 °C	-40 °C	-40 °C	-40 Cel	-40 °C	-40 °C
surface mount	YES	YES	YES	Yes	YES	NO
Temperature level	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL
Terminal form	GULL WING	NO LEAD	GULL WING	GULL WING	J BEND	THROUGH-HOLE
Terminal location	QUAD	QUAD	QUAD	QUAD	QUAD	DUAL
Is it Rohs certified?	conform to	conform to	conform to	-	conform to	conform to
Parts packaging code	QFP	QFN	QFP	-	LPCC	DIP
package instruction	TQFP, TQFP44,.47SQ,32	HVQCCN, LCC44,.28SQ,20	TQFP, TQFP44,.47SQ,32	-	QCCJ, LDCC44,.7SQ	DIP, DIP40,.6
Contacts	44	44	44	-	44	40
Reach Compliance Code	compli	compli	compli	-	compli	compli
ECCN code	EAR99	EAR99	EAR99	-	EAR99	EAR99
Factory Lead Time	1 week	1 week	1 week	-	1 week	1 week
core architecture	8051	8051	8051	-	8051	8051
Device core	8051	8051	8051	-	8051	8051
clock speed	20	20	20	-	20	20
Memory	0.25	0.25	0.25	-	0.25	0.25
flash memory	4	8	8	-	4	4
Has ADC	NO	NO	NO	-	NO	NO
Other features	OPERATES AT 2.4 V MINIMUM SUPPLY AT 20 MHZ	OPERATES AT 2.4 V MINIMUM SUPPLY AT 20 MHZ	OPERATES AT 2.4 V MINIMUM SUPPLY AT 20 MHZ	-	OPERATES AT 2.4 V MINIMUM SUPPLY AT 20 MHZ	OPERATES AT 2.4 V MINIMUM SUPPLY AT 20 MHZ
bit size	8	8	8	-	8	8
CPU series	8051	8051	8051	-	8051	8051
maximum clock frequency	25 MHz	25 MHz	25 MHz	-	25 MHz	25 MHz
DAC channel	NO	NO	NO	-	NO	NO
DMA channel	NO	NO	NO	-	NO	NO
JESD-30 code	S-PQFP-G44	S-PQCC-N44	S-PQFP-G44	-	S-PQCC-J44	R-PDIP-T40
length	10 mm	7 mm	10 mm	-	16.586 mm	51.75 mm
Number of I/O lines	36	36	36	-	36	36
On-chip program ROM width	8	8	8	-	8	8
PWM channel	NO	NO	NO	-	NO	NO
Package body material	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	-	PLASTIC/EPOXY	PLASTIC/EPOXY
encapsulated code	TQFP	HVQCCN	TQFP	-	QCCJ	DIP
Encapsulate equivalent code	TQFP44,.47SQ,32	LCC44,.28SQ,20	TQFP44,.47SQ,32	-	LDCC44,.7SQ	DIP40,.6
Package shape	SQUARE	SQUARE	SQUARE	-	SQUARE	RECTANGULAR
Package form	FLATPACK, THIN PROFILE	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	FLATPACK, THIN PROFILE	-	CHIP CARRIER	IN-LINE
power supply	2.5/5 V	2.5/5 V	2.5/5 V	-	2.5/5 V	2.5/5 V
Certification status	Not Qualified	Not Qualified	Not Qualified	-	Not Qualified	Not Qualified
RAM (bytes)	256	256	256	-	256	256
rom(word)	4096	8192	8192	-	4096	4096
ROM programmability	FLASH	FLASH	FLASH	-	FLASH	FLASH
Maximum seat height	1.2 mm	1 mm	1.2 mm	-	4.572 mm	6.35 mm
speed	20 MHz	20 MHz	20 MHz	-	20 MHz	20 MHz
Maximum slew rate	7 mA	7 mA	7 mA	-	7 mA	7 mA
Maximum supply voltage	5.5 V	5.5 V	5.5 V	-	5.5 V	5.5 V
Minimum supply voltage	4.5 V	4.5 V	4.5 V	-	4.5 V	4.5 V
Nominal supply voltage	5 V	5 V	5 V	-	5 V	5 V
technology	CMOS	CMOS	CMOS	-	CMOS	CMOS
Terminal pitch	0.8 mm	0.5 mm	0.8 mm	-	1.27 mm	2.54 mm
width	10 mm	7 mm	10 mm	-	16.586 mm	15.24 mm
uPs/uCs/peripheral integrated circuit type	MICROCONTROLLER	MICROCONTROLLER	MICROCONTROLLER	-	MICROCONTROLLER	MICROCONTROLLER

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