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부품번호 | ATR2740M1 기능 |
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기능 | DAB Digital Processing Device | ||
제조업체 | ATMEL Corporation | ||
로고 | |||
Features
• ATR2w7w4w0.MD1ataisShaeSetp4eUc.ciaolmVersion of ATR2740 Recommended for Automotive
Applications
• Highly Integrated Digital Device for DAB Receivers (Eureka 147)
• Utilizes the ARM7TDMI® Core
– High-performance 32-bit RISC Architecture
– High-density 16-bit Instruction Set
– Embedded ICE (In-Circuit Emulation)
• Utilizes TeakDSPCore™
– 16-bit Fixed-point Digital Signal Processing Core
• DAB OFDM Channel Demodulator and Decoder
– Fully Integrated, Supports all DAB Functions and Modes
– Full Data Rate of 1.8 Mbit Can Be Decoded
– Automatic Mode Detection (AMD)
– Digital AFC (Frequency Tolerance < 0.5 Hz for Mode I)
– Digital AGC with a Wide Gain Control Range
– Demodulation and Decoding of up to 64 UEP/EEP Sub-channels
• Audio Source Decoder (ASD) and Data Decoder (DD)
– On-chip De-interleaver Memory for Full 1.8 Mbit/s Decoding Data Rate
– PAD Extraction
– Two Independent Data Packet Mode Decoder
• Integrated High-density SRAM Supporting Time and Frequency De-interleaving
• 10 Msps High-speed Low-power Pipelined ADC
– Supports Wide IF Range of 2.048 MHz to 50 MHz
– Complex Bandpass Filtering
– Optional SAW Filter Equalization
• ARM7TDMI Core User Software Extension
– Audio Player MP3 Support
• Large Variety of Interfaces
– I2S/SPDIF, SFCO, SSO, RDI, RS-232, USART
– Two USARTs
• Master/Slave SPI Interface
– Two Dedicated Peripheral Data Controller (PDC) Channels
– 8- to 16-bit Programmable Data Length
– Four External Slave Chip Selects
• Programmable Watchdog Timer
• Power Management Controller (PMC)
– CPU and Peripherals Can Be De-activated Individually
– Simple But Comfortable Gearing and Clocking Unit
• 32 User Programmable I/O Lines (PIO)
• Low-power Consumption for Portable Applications (3.3V and 1.8V)
• Robust LQFP128 Package
• Very Low External Component Count
DAB Digital
Processing
Device
ATR2740M1
Summary
NOTE: This is a summary document.
The complete document is available.
For more information, please contact
your local Atmel sales office.
4977CS–DAB–10/08
2. Awwbws.DoatlauShteeet4MU.caomximum Ratings
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress rating
only and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of this
specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability.
Parameters
Symbol
Min.
Max.
Unit
Operating free air temperature range for LQFP128
–40 +85
°C
Storage temperature
TStg
VDD18
–60
–0.3
+150
+1.95
°C
V
DC supply voltage
VDD33
–0.3
+3.6
V
AVDD
–0.3
+3.6
V
DC input voltage
–0.3 +1.95
V
Notes: 1. The part may not survive if all maximums are applied simultaneously.
Electrostatic sensitive device.
Observe precautions for handling.
3. DC Electrical Characteristics
Test conditions (if not otherwise specified): VCC = +1.8V, Tamb = +25° C
No. Parameters
Test Conditions
Pin Symbol
Min.
Typ.
Max.
Unit
1.1 DC supply voltage
VDD18
1.65
1.8
1.95
V
1.2
Low-level input
voltage
VDD18 = 1.65 to 1.95V
VIL –0.3
+0.3 ×
VDD18
V
1.3
High-level input
voltage
VDD18 = 1.65 to 1.95V
VIH
+0.7 ×
VDD18
VDD18
+ 0.3
V
1.4
Low-level output
voltage
IOL = 1.5 mA
VDD18 = 1.65V
VOL
0.4 V
1.5
High-level output
voltage
IOH = –1.5 mA
VDD18 = 1.65V
VOH 1.2
V
1.11
Crystal oscillator
frequency
24.576
MHz
1.12 Clock duty cycle
40 60 %
1.14 JTAG TCK frequency
FTCK
0.02
33 MHz
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
Type*
D
D
D
A
A
D
D
D
4 ATR2740M1
4977CS–DAB–10/08
4페이지 ATR2740M1
8. Revision History
www.DataSheet4U.com
Please note that the following page numbers referred to in this section refer to the specific revision
mentioned, not to this document.
Revision No.
History
4977CS-DAB-10/08 • USB and CAN parts deleted
4977BS-DAB-06/08
• Put datasheet in a new template
• All pages and page 1: Preliminary deleted
• Page 4-5: DC El. Char. Table: some changes
• Page 5: El. Char. on ADC/IF Input Table: some changes
4977CS–DAB–10/08
7
7페이지 | |||
구 성 | 총 8 페이지수 | ||
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부품번호 | 상세설명 및 기능 | 제조사 |
ATR2740M1 | DAB Digital Processing Device | ATMEL Corporation |
DataSheet.kr | 2020 | 연락처 | 링크모음 | 검색 | 사이트맵 |