Description

The TJ3965GR-1.8-5L is an electronic component from the IC Chips product category. It is a highly integrated digital music system solution for devices such as audio players. This third-generation single-chip includes an audio decoder with embedded RAM and ROM, ADPCM record capabilities, and a USB interface for music downloading and voice recording. It also supports SPDIF, flash memory, LED/LCD, button and switch inputs, headphones, microphone, and FM radio control. The low power consumption of this chip allows for long battery life, and its on-chip DC-DC converter supports various battery configurations. Additionally, it includes a Sigma-Delta D/A for headphone driving and A/D inputs for microphone and analog audio, making it an ideal all-in-one solution for digital audio players.

Specifications and features

● Support for WMA Decoder, bit rate 32-384Kbps, 8-48KHz
● Digital Voice Recording (ADPCM)
● On-chip Multi-use RAM and PCM RAM
● Integrated MCU with DSU, compatible with Z80 instruction set
● Internal and external memory support
● Support for various memory card interfaces
● Support for 24MHz OSC with on-chip PLL
● Energy-saving with dynamic power management
● Support for USB2.0 Compliance PHY+SIE
● Built-in Stereo 16-bit Sigma-Delta D/A
● GPIO support
● Support for various interfaces (I2C/SPI/UART/IR/SPDIF)
● Support for external LCM driver interface
● Support for FM Radio input and volume control
● MCU running at 48MHz, with support for up to 48MHz programming
● High-quality audio performance
● Compact LQFP-64 package

Application Scenarios

The TJ3965GR-1.8-5L electronic component is suitable for various applications, including:

• Audio players
• USB-Disk devices
• Personal computer systems

Comparison

The TJ3965GR-1.8-5L offers several advantages and disadvantages:

• Highly integrated solution
• Support for multiple audio formats
• Low power consumption
• Flexible battery configurations
• On-chip DC-DC converter
• Built-in Sigma-Delta D/A and A/D
• Support for various memory card interfaces
• Energy-saving with dynamic power management

• None mentioned