AT90S2343 ATMEL Corporation, AT90S2343 Datasheet
AT90S2343
Manufacturer Part Number
AT90S2343
Description
Manufacturer
ATMEL Corporation
Specifications of AT90S2343
Case
SOP5.2mm
Date_code
1999
Features
•
•
•
•
•
•
•
•
•
•
Pin Configuration
Utilizes the AVR
AVR – High-performance and Low-power RISC Architecture
Data and Nonvolatile Program Memory
Peripheral Features
Special Microcontroller Features
Specifications
Power Consumption at 4 MHz, 3V, 25°C
I/O and Packages
Operating Voltages
Speed Grades
(CLOCK) PB3
– 118 Powerful Instructions – Most Single Clock Cycle Execution
– 32 x 8 General-purpose Working Registers
– Up to 10 MIPS Throughput at 10 MHz
– 2K Bytes of In-System Programmable Flash
– 128 Bytes Internal RAM
– 128 Bytes of In-System Programmable EEPROM
– Programming Lock for Flash Program and EEPROM Data Security
– One 8-bit Timer/Counter with Separate Prescaler
– Programmable Watchdog Timer with On-chip Oscillator
– SPI Serial Interface for In-System Programming
– Low-power Idle and Power-down Modes
– External and Internal Interrupt Sources
– Power-on Reset Circuit
– Selectable On-chip RC Oscillator
– Low-power, High-speed CMOS Process Technology
– Fully Static Operation
– Active: 2.4 mA
– Idle Mode: 0.5 mA
– Power-down Mode: <1 µA
– Three Programmable I/O Lines for AT90S/LS2323
– Five Programmable I/O Lines for AT90S/LS2343
– 8-pin PDIP and SOIC
– 4.0 - 6.0V for AT90S2323/AT90S2343
– 2.7 - 6.0V for AT90LS2323/AT90LS2343
– 0 - 10 MHz for AT90S2323/AT90S2343-10
– 0 - 4 MHz for AT90LS2323/AT90LS2343-4
– 0 - 1 MHz for AT90LS2343-1
RESET
Endurance: 1,000 Write/Erase Cycles
Endurance: 100,000 Write/Erase Cycles
GND
PB4
AT90S/LS2343
1
2
3
4
®
RISC Architecture
8
7
6
5
VCC
PB2 (SCK/T0)
PB1 (MISO/INT0)
PB0 (MOSI)
PDIP/SOIC
RESET
XTAL1
XTAL2
GND
AT90S/LS2323
1
2
3
4
8
7
6
5
VCC
PB2 (SCK/T0)
PB1 (MISO/INT0)
PB0 (MOSI)
8-bit
Microcontroller
with 2K Bytes of
In-System
Programmable
Flash
AT90S2323
AT90LS2323
AT90S2343
AT90LS2343
Rev. 1004D–09/01
1
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