ata5795-pnqw ATMEL Corporation, ata5795-pnqw Datasheet
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ata5795-pnqw
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ata5795-pnqw Summary of contents
Page 1
... Operating Temperature • Small QFN 32 - 5x5 Package 1. Description ATA5795 is a smart Remote Keyless Entry (RKE) device that includes an embedded ultra-low-power AVR 8-bit microcontroller, a fractional-N RF transmitter and an LF immobilizer interface in a single QFN32 package. Furthermore, the device has an integrated AES-128 cryptography hardware engine, which is accessible by both the immobilizer and the RKE unit ...
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... System Block Diagram Figure 1-1. System Block Diagram Battery RF- Loop antenna ATA5795 [Preliminary] 2 Key VBAT C BUF T-Coil ATA5795 Car RF AVR RF-Receiver: ATA5723/24/28 ATA5780 Transponder Base Station: U2270, ATA5272 9182AS– ...
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... ATA5795 Block Diagram Figure 1-2. ATA5795 Block Diagram A4P Power Management A4N Contactless Interface/ Transponder PC0 Volt. Monitor PD7/TM3 PD6/TM2 PD5/TM1 IR-Driver PD4/ECIN0 PD3 PD2/TEI PD1/T3ICP Timer Block PD0/INT0 XTAL2 Crypto Unit XTAL1 9182AS–RKE–03/10 SPI FRC-Oscillator Clock Management and EEPROM/ ...
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... Ultra-low-power AVR Microcontroller (ATA5795) 2.1 Features 2.1.1 High Performance, Ultra-low-power AVR 8-bit Microcontroller Advanced RISC Architecture • 131 Powerful Instruction • 32 • Fully Static Operation • On-chip 2-cycle Multiplier Non-volatile Program and Data Memories • 8 Kbytes of In-System Self-Programmable Flash with ECC • 2112 Bytes of EEPROM with ECC • ...
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... Supports Multi-channel Operation 2.2 Pin Configurations Figure 2-1. 9182AS–RKE–03/10 Pin Out for QFN 32 Package TME 1 XTO1 2 VSRF 3 GNDRF 4 ATA5795 NRESET 5 PC0 6 A4N 7 A4P ATA5795 [Preliminary PB3 24 PD3 23 PD4 22 PD5 21 PD6 20 PD7 19 PB4 18 PB5 17 5 ...
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... PB1 SCK 27 ANT2 - 28 ANT1 - 29 PB0 NSS 30 PB7 - 31 PB6 - 32 XTO2 - ATA5795 [Preliminary] 6 Alternate Function 2 Function - Test mode enable - Connection for RF crystal - Power supply voltage RF - Power supply ground RF - Reset input / debugWire interface - I/O port - Input pin for transponder AFE - Input pin for transponder AFE ...
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... Ordering Information Extended Type Number ATA5795-PNQW 4. Package Information Figure 4-1. QFN 32 - 5x5 Package Package: QFN_ 5 x 5_32L Exposed pad 3.6 x 3.6 Dimensions in mm Not indicated tolerances ±0.05 Pin1 identification Drawing-No.: 6.543-5124.01-4 Issue: 1; 28.11.05 9182AS–RKE–03/10 Package QFN32 - 5x5 Top 0.2 0.9 ±0.1 Z 10:1 0.23 ±0.07 ATA5795 [Preliminary] ...
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... Atmel products are not suitable for, and shall not be used in, automotive applications. Atmel’s products are not intended, authorized, or warranted for use as components in applications intended to support or sustain life. © 2010 Atmel Corporation. All rights reserved. Atmel trademarks of Atmel Corporation or its subsidiaries. Other terms and product names may be trademarks of others. International Atmel Asia Atmel Europe Unit 1-5 & ...