IrDA Controller LSI built-in Ir remote control - BU92747GUW

BU92747GUW is IrDA controller LSI built-in Ir remote control. Compatible with IrDA Physical layer version 1.0, 1.1, 1.2, 1.3, transmission control is possible between 2.4kbps to 4Mbps. Built-in remote transmission formatter. Infrared transmission formatter that compatible with each maker’s formats is possible.

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
Part number
Unit Quantity
Minimum Package Quantity
Packing Type
Constitution Materials List
BU92747GUW-E2 Active VBGA048W040 2500 2500 Taping inquiry Yes
Data Rates [Mbps] 2.4k, 9.6k, 19.2k, 38.4k, 57.6k, 115.2k, 0.576M, 1.152M, 4M
Clock frequency (Min.)[MHz] 48
Clock frequency (Max.)[MHz] 48
Interface Parallel BUS (16bit)
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 85
    • Data transfer speed (bps)
      IrDA SIR: 2.4kbps, 9.6kbps, 19.2kbps, 38.4kbps, 57.6kbps and 115.2kbps
      IrDA MIR: 0.576Mbps, 1.152Mbps
      IrDA FIR: 4Mbps
    • Detection, removal and insertion of preamble,
      start flag and stop flag in FIR mode
    • Detection, removal and insertion of start flag
      and stop flag in MIR mode
    • Detection and occurrence of CRC
    • Interface 16-bit data bus
      Interrupt INTR (IrDA controller)
      Address A0-3
      Control signals CS, RD and WR
    • Built-in 2560 × 2byte FIFO buffer
      (for transmission and reception)
    • Accessible as a memory device connected to the bus
    • Power down mode setting possible for transmission and reception
    • Operation at VDD=1.62 to 1.98V
    • Input clock of 48MHz for external input clock
      or crystal input clock
    • Ir remote control function
      Serial 2-lines SDA, and SCL
      Programmable carrier frequency
      Programmable length of header
      Programmable length of data Hi
      Programmable length of data Lo
      Programmable length of end part
      Programmable arbitrary length of output data bit
      Programmable frame
      Continuous data transmission
      Interrupt function NIRQ
Technical Data
Application Note

Thermal Resistance