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Teilenummer | 8L-8PU |
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Beschreibung | ATMEGA8L-8PU | |
Hersteller | ATMEL Corporation | |
Logo | ||
Gesamt 23 Seiten Features
• High-performance, Low-power AVR® 8-bit Microcontroller
• Advanced RISC Architecture
– 130 Powerful Instructions – Most Single-clock Cycle Execution
– 32 x 8 General Purpose Working Registers
– Fully Static Operation
– Up to 16 MIPS Throughput at 16 MHz
– On-chip 2-cycle Multiplier
• Nonvolatile Program and Data Memories
– 8K Bytes of In-System Self-Programmable Flash
Endurance: 10,000 Write/Erase Cycles
– Optional Boot Code Section with Independent Lock Bits
In-System Programming by On-chip Boot Program
True Read-While-Write Operation
– 512 Bytes EEPROM
Endurance: 100,000 Write/Erase Cycles
www.D–at1aKShBeyette4UIn.ctoemrnal SRAM
– Programming Lock for Software Security
• Peripheral Features
– Two 8-bit Timer/Counters with Separate Prescaler, one Compare Mode
– One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture
Mode
– Real Time Counter with Separate Oscillator
– Three PWM Channels
– 8-channel ADC in TQFP and QFN/MLF package
Eight Channels 10-bit Accuracy
– 6-channel ADC in PDIP package
Eight Channels 10-bit Accuracy
– Byte-oriented Two-wire Serial Interface
– Programmable Serial USART
– Master/Slave SPI Serial Interface
– Programmable Watchdog Timer with Separate On-chip Oscillator
– On-chip Analog Comparator
• Special Microcontroller Features
– Power-on Reset and Programmable Brown-out Detection
– Internal Calibrated RC Oscillator
– External and Internal Interrupt Sources
– Five Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, and
Standby
• I/O and Packages
– 23 Programmable I/O Lines
– 28-lead PDIP, 32-lead TQFP, and 32-pad QFN/MLF
• Operating Voltages
– 2.7 - 5.5V (ATmega8L)
– 4.5 - 5.5V (ATmega8)
• Speed Grades
– 0 - 8 MHz (ATmega8L)
– 0 - 16 MHz (ATmega8)
• Power Consumption at 4 Mhz, 3V, 25°C
– Active: 3.6 mA
– Idle Mode: 1.0 mA
– Power-down Mode: 0.5 µA
8-bit
with 8K Bytes
In-System
Programmable
Flash
ATmega8
ATmega8L
2486QS–AVR–10/06
AVCC
AREF
AVCC is the supply voltage pin for the A/D Converter, Port C (3..0), and ADC (7..6). It
should be externally connected to VCC, even if the ADC is not used. If the ADC is used,
it should be connected to VCC through a low-pass filter. Note that Port C (5..4) use digital
supply voltage, VCC.
AREF is the analog reference pin for the A/D Converter.
ADC7..6 (TQFP and QFN/MLF
Package Only)
In the TQFP and QFN/MLF package, ADC7..6 serve as analog inputs to the A/D con-
verter. These pins are powered from the analog supply and serve as 10-bit ADC
channels.
www.DataSheet4U.com
6 ATmega8(L)
2486QS–AVR–10/06
6 Page Instruction Set Summary (Continued)
CLT
SEH
CLH
MCU CONTROL INSTRUCTIONS
NOP
SLEEP
WDR
Clear T in SREG
Set Half Carry Flag in SREG
Clear Half Carry Flag in SREG
No Operation
Sleep
Watchdog Reset
T←0
H←1
H←0
(see specific descr. for Sleep function)
(see specific descr. for WDR/timer)
T
H
H
None
None
None
1
1
1
1
1
1
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12 ATmega8(L)
2486QS–AVR–10/06
12 Page | ||
Seiten | Gesamt 23 Seiten | |
PDF Download | [ 8L-8PU Schematic.PDF ] |
Teilenummer | Beschreibung | Hersteller |
8L-8PU | ATMEGA8L-8PU | ATMEL Corporation |
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