ATA5505-P3QW QFN38 ATMEL RFID R/W 150KHZ

RFID Transponders AVR LF-RFID Reader

 

• High Performance, Low Power Atmel AVR 8-bit Microcontroller

• Advanced RISC Architecture

– 123 Powerful Instructions - Most Single Clock Cycle Execution

– 32 x 8 General Purpose Working Registers

– Fully Static Operation

• Non-volatile Program and Data Memories

– 16Kbyte of In-system Programmable (ISP) Program Memory Flash

• Endurance: 10,000 Write/Erase Cycles

– 512Bytes In-system Programmable EEPROM

• Endurance: 100,000 Write/Erase Cycles

– 512Bytes Internal SRAM

– Programming Lock for Self-programming Flash Program and EEPROM Data 

Security

– Low Size LIN/UART Software In-system Programmable

• Peripheral Features

– LF-RFID Reader/Writer Front End

• Carrier Frequency fOSC = 100kHz to 150kHz

• Typical Data Rate up to 5Kbaud at 125kHz

• Suitable for Manchester anf Biphase Modulation

• Does not Require an External Crystal

• Power Supply from the Car Battery or from 5V Regulated Voltage

• Optimized for Car Immobilizer Applications

• Tuning Capability

– LIN 2.1 and 1.3 Controller or 8-bit UART

– 8-bit Asynchronous Timer/Counter 0:

• 10-bit Clock Prescaler

• 1 Output Compare or 8-bit PWM Channel

– 16-bit Synchronous Timer/Counter 1:

• 10-bit Clock Prescaler

• External Event Counter

• 2 Output Compares Units or 16-bit PWM Channels each Driving up to 4 Output 

Pins

– Master/Slave SPI Serial Interface

– Universal Serial Interface (USI) with Start Condition Detector (Master/Slave SPI, 

TWI, ...)

– 10-bit ADC:

• 11 Single-ended Channels

• 8 Differential ADC Channel Pairs with Programmable Gain (8x or 20x)

– On-chip Analog Comparator with Selectable Voltage Reference

– 100µA ±10% Current Source (LIN Node Identification)

– On-chip Temperature Sensor

– Programmable Watchdog Timer with Separate On-chip Oscillator

• Special Microcontroller Features

– Dynamic Clock Switching (External/Internal RC/Watchdog Clock) for Power Control, EMC Reduction

– DebugWIRE On-chip Debug (OCD) System

– Hardware In-System Programmable (ISP) via SPI Port

– External and Internal Interrupt Sources

– Interrupt and Wake-up on Pin Change

– Low Power Idle, ADC Noise Reduction, and Power-down Modes

– Enhanced Power-on Reset Circuit

– Programmable Brown-out Detection Circuit

– Internal Calibrated RC Oscillator 8MHz

– 4-16 MHz and 32 KHz Crystal/Ceramic Resonator Oscillators

• Operating Voltage:

– 7 to 16V

– 4.5 to 5.5V Internal Voltage Regulator available for Digital and Logic

• Operating Temperature: –40°C to +85°C

Applications

• Access Control Units

• Animal Identification

• Component Authetication

• Brand Protection

• Automation

• Industrial

• Waste Management

• Process Control