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Description
The TJ3966R-3.3 is a third generation single-chip highly integrated digital music system solution for audio players. It includes an audio decoder with embedded RAM and ROM, ADPCM record capabilities, and USB interface for downloading music and uploading voice recordings. It also provides interfaces to SPDIF, flash memory, LED/LCD, buttons and switches, headphones, microphone, and FM radio input and control. The chip supports WMA and other digital audio standards and can act as a USB mass storage slave device to a personal computer system. With low power consumption and an efficient on-chip DC-DC converter, it allows for long battery life and supports various battery configurations, including 1xAA, 1xAAA, and Li-on. It provides a true 'ALL-IN-ONE' solution for highly optimized digital audio players.
Specifications and features
- Support WMA Decoder, bit rate 32-384Kbps, 8-48KHz
- Digital Voice Recording (ADPCM)
- On-chip Multi-use RAM ((22K+3256)8-bit) and PCM RAM (8K8-bit)
- Integrated MCU with DSU, compatible with Z80 instruction set
- Internal ZRAM1 (16K-64)8, ZRAM2 (6K+256)8, ZRAM3 (14K8) accessed by MCU
- Internal 17Kx8 BROM build-in Boot up and USB Upgrade firmware
- Internal SRAM access time < 7ns, MROM access time < 16ns
- External up to 4 (pcs) x 32M~4G bytes Nand type Flash accessed by MCU or DMA
- External Smart Media Card
- Support multiple memory card interfaces such as MMC, SD, MS, MS Pro, MS Pro-HG
- Support 24MHz OSC with on-chip PLL for MCU and about 32KHz RC oscillator
- 2-channel DMA, 1-channel CTC, and interrupt controller for MCU
- Energy saving with dynamic power management, supporting 1 cell, 2 cell, and Li-on
- Support USB2.0 Compliance PHY+SIE, RD/WR:6MB/5MB (NAND Flash Base)
- Build-in Stereo 16-bit Sigma-Delta D/A
- Enough GPIOs for all applications
- Support I2C/SPI/UART/IR/SPDIF interfaces
- Support external 8080 Series LCM driver interface
- Support FM Radio input and 40-level volume control
- Support Stereo 16-bit Sigma-Delta A/D for Microphone/FM Input, sample rate at 8/12/16/22/24/32/48KHz
- MCU running at 48MHz (typ), F/W can program from DC up to 48MHz transparently
- D/A+PA SNR: without A weight > 91dB
- A/D SNR > 90dB, support difference/2-channel microphone
- Headphone driver output 2x20Mw @16ohm
- Standby Leakage Current: <50uA (whole system)
- Low Power Consumption: < [email protected] at typical audio decoder solution
- Package at LQFP-64 (7x7mm)
Application Scenarios
The TJ3966R-3.3 is ideally suited for highly optimized digital audio players.
Comparison
This model offers a highly integrated solution for digital audio players, providing advanced features such as support for multiple audio formats, digital voice recording, and various memory card interfaces. It also has low power consumption, allowing for long battery life, and a compact package size for easy integration into audio devices.
Advantages- Highly integrated solution for digital audio players
- Supports multiple audio formats
- Includes digital voice recording capabilities
- Supports various memory card interfaces
- Low power consumption for long battery life
- Compact package size for easy integration
DisadvantagesNone identified.
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Similar parts: 430483 , Click to view
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Datasheet
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
Shipping fee:
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Shipping option:
DHL, FedEx, EMS, SF Express, and Registered Air MailShipping tracking:
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How to Buy:
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Payment:
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Popular parts of the same kind
- Datasheet: Download TJ3966R-3.3
- Chipdatas Part: CD94-TJ3966R-3.3
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/09/30 01:19 +0800
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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The fee is charged according to the rule of PayPal.
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The fee is charged according to the rule of PayPal.
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Western Union charge US$0.00 banking fee.
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We recommend to use bank transfer for large orders to save on handling fees.
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