General Description
The IS1678S/SM is a certified, Bluetooth version 4.2 (BR/EDR/LE) SoC that enables the user to easily add dual-mode Bluetooth wireless capability to their products. The IS1678 SoC is available in ROM-based (IS1678S) and Flash-based (IS1678SM) variants. Refer to Section 10.0 “Ordering Information” for additional information on the IS1678 variants.

FEATUREs
• Bluetooth Classic (BR/EDR) and Low Energy (LE)
• Fully Certified, Embedded 2.4 GHz Bluetooth
   version 4.2 SoC, ROM-variant (IS1678S) and
   Flash-variant (IS1678SM) are available
• Transparent UART mode for seamless serial data
   over UART interface
• Configurable I/O pins for control and status
• Integrated crystal oscillator operates with 16 MHz
   external crystal
• Internal voltage regulator and matching circuitry
• Easy to configure with User Interface (UI) Tool, a
   Windows® configuration utility, or directly by MCU
• Upgradeable Firmware via UART
• 4 Mbit Flash (Only IS1678SM)
• Supports Apple® iPod Accessory Protocol (iAP2),
   (only IS1678SM)
• Bluetooth 4.2 LE secure connections
• Bluetooth 4.2 LE data packet length extension
• Ideal for portable battery operated devices
• Internal battery regulator circuitry
• One LED Driver with 16 steps brightness control
• IC Size: 6 mm x 6 mm

APPLICATIONs
• Internet of Things (IoT)
• Secure Payment
• Home and Security
• Health and Fitness
• Industrial and Data Logger
• LED Lighting (16 steps)