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PDF ATR2740 Data sheet ( Hoja de datos )
| Número de pieza | ATR2740 | |
| Descripción | DAB Digital Processing Device | |
| Fabricantes | ATMEL Corporation | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de ATR2740 (archivo pdf) en la parte inferior de esta página. Total 9 Páginas | ||
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Features
• HighlwywIwn.tDeagtraaStheedeDt4iUg.ictoaml 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
• HDAB 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
– USB V1.1 Full Speed
– Two USARTs
– CAN 2.0A and 2.0B
• 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, BGA121 Package
• Very Low External Component Count
DAB Digital
Processing
Device
ATR2740
Summary
NOTE: This is a summary document.
The complete document is available
under NDA. For more information,
please contact your local Atmel sales
office.
4816FS–DAB–07/08
1 page  
ATR2740
3. DC Electrical Characteristics (Continued)
Test conwdwitwio.Dnasta(iSf hneoetto4Uth.ecorwmise specified): VCC = +1.8V, Tamb = +25°C
No. Parameters
Test Conditions
Pin Symbol Min.
Typ.
Max.
Unit
1.19 USB output low level
VOLUSB
0.0
0.3 V
1.20 USB output high level
VOHUSB 2.8
3.6 V
1.21 Transition rise time
Full speed
TFR 4
20 ns
1.22 Transition fall time
Full speed
TFE 4
20 ns
1.23
USB crystal oscillator
frequency
FUSB 8 MHz
1.24 USB clock duty cycle
40 60 %
1.25 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
D
D
D
D
4. Electrical Characteristics on ADC/IF Input
Test conditions (if not otherwise specified): VCC = +3.3V, Tamb = +25°C
No. Parameters
Test Conditions
Pin Symbol
Min.
Typ.
Max.
Unit
2.1
ADC DC supply
voltage
AVDD 3 3.3 3.6 V
2.2 IF frequency range
FIF 2.048
50 MHz
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
Type*
D
D
5. DC Power Consumption
Test conditions (if not otherwise specified): VCC = +1.8V, Tamb = +25°C
Mode
Conditions
Core Power Consumption
DAB full
Decode of all MSC’s and 1 audio sub-channel
Typ.
80
Max.
Unit
mA
4816FS–DAB–07/08
5
5 Page | ||
| Páginas | Total 9 Páginas | |
| PDF Descargar | [ Datasheet ATR2740.PDF ] | |
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