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IS1685S - Noise Reduction Mono Headset

General Description

ISSC IS1685S is a compact, high integration, ultra-low cost, CMOS single-chip RF + baseband IC for Bluetooth v3.0(EDR) (Enhanced Data Rate) 2.4GHz applications.

This chip is fully compliant with Bluetooth specification and completely backward-compatible with Bluetooth 1.1, 1.2, 2.0 or 2.1 systems.

Key Features

  • System Specification.
  • Compliant with Bluetooth Specification v.3.0 (EDR) in 2.4 GHz ISM band Baseband Hardware.
  • 16MHz main clock input.
  • Built-in internal ROM for program memory.
  • Built-in 32 KB RAM for data storage and baseband data transfer buffering.
  • Bluetooth 2.1 Secure Simple Pairing.
  • Support both Pico-net and Scatter-net.

📥 Download Datasheet

Datasheet Details

Part number IS1685S
Manufacturer ISSC
File Size 764.16 KB
Description Noise Reduction Mono Headset
Datasheet download datasheet IS1685S Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Datasheet IS1685S Noise Reduction Mono Headset IC with A2DP streaming 1. General Description ISSC IS1685S is a compact, high integration, ultra-low cost, CMOS single-chip RF + baseband IC for Bluetooth v3.0(EDR) (Enhanced Data Rate) 2.4GHz applications. This chip is fully compliant with Bluetooth specification and completely backward-compatible with Bluetooth 1.1, 1.2, 2.0 or 2.1 systems. It incorporates Bluetooth 1M/2M/3Mbps RF, single-cycle 8051, TX/RX modem, memory controller, task/hopping controller, UART interface, and ISSC Bluetooth software stack to achieve the required Bluetooth v3.0(EDR) functions. The IS1685S is designed to support high quality voice application, an audio engine and a high performance mono CODEC are integrated for this purpose.