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AT89C1051-12PC

Description
8-Bit Microcontroller with 1K Byte Flash
CategoryThe embedded processor and controller    Microcontrollers and processors   
File Size112KB,12 Pages
ManufacturerAtmel (Microchip)
Download Datasheet Parametric View All

AT89C1051-12PC Overview

8-Bit Microcontroller with 1K Byte Flash

AT89C1051-12PC Parametric

Parameter NameAttribute value
Is it Rohs certified?incompatible
Parts packaging codeDIP
package instructionDIP, DIP20,.3
Contacts20
Reach Compliance Codecompli
Has ADCNO
Address bus width
bit size8
CPU series8051
maximum clock frequency12 MHz
DAC channelNO
DMA channelNO
External data bus width
JESD-30 codeR-PDIP-T20
JESD-609 codee0
length25.9 mm
Number of I/O lines15
Number of terminals20
Maximum operating temperature70 °C
Minimum operating temperature
PWM channelNO
Package body materialPLASTIC/EPOXY
encapsulated codeDIP
Encapsulate equivalent codeDIP20,.3
Package shapeRECTANGULAR
Package formIN-LINE
Peak Reflow Temperature (Celsius)NOT SPECIFIED
power supply3/5 V
Certification statusNot Qualified
RAM (bytes)64
rom(word)1024
ROM programmabilityFLASH
Maximum seat height5.33 mm
speed12 MHz
Maximum slew rate15 mA
Maximum supply voltage6 V
Minimum supply voltage2.7 V
Nominal supply voltage3 V
surface mountNO
technologyCMOS
Temperature levelCOMMERCIAL
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formTHROUGH-HOLE
Terminal pitch2.54 mm
Terminal locationDUAL
Maximum time at peak reflow temperatureNOT SPECIFIED
width7.62 mm
uPs/uCs/peripheral integrated circuit typeMICROCONTROLLER
Base Number Matches1
Features
Compatible with MCS-51™ Products
1K Byte of Reprogrammable Flash Memory
– Endurance: 1,000 Write/Erase Cycles
2.7V to 6V Operating Range
Fully Static Operation: 0 Hz to 24 MHz
Two-Level Program Memory Lock
64 bytes SRAM
15 Programmable I/O Lines
One 16-Bit Timer/Counter
Three Interrupt Sources
Direct LED Drive Outputs
On-Chip Analog Comparator
Low Power Idle and Power Down Modes
Description
The AT89C1051 is a low-voltage, high-performance CMOS 8-bit microcomputer with
1K byte of Flash programmable and erasable read only memory (PEROM). The
device is manufactured using Atmel’s high density nonvolatile memory technology
and is compatible with the industry standard MCS-51™ instruction set. By combining
a versatile 8-bit CPU with Flash on a monolithic chip, the Atmel AT89C1051 is a pow-
erful microcomputer which provides a highly flexible and cost effective solution to
many embedded control applications.
The AT89C1051 provides the following standard features: 1K Byte of Flash, 64 bytes
of RAM, 15 I/O lines, one 16-bit timer/counter, a three vector two-level interrupt archi-
tecture, a precision analog comparator, on-chip oscillator and clock circuitry. In addi-
tion, the AT89C1051 is designed with static logic for operation down to zero frequency
and supports two software selectable power saving modes. The Idle Mode stops the
CPU while allowing the RAM, timer/counters, serial port and interrupt system to con-
tinue functioning. The Power Down Mode saves the RAM contents but freezes the
oscillator disabling all other chip functions until the next hardware reset.
8-Bit
Microcontroller
with 1K Byte
Flash
AT89C1051
Pin Configuration
PDIP/SOIC
0366D-A–12/97
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