Video-Audio Signal Switchers for Car Navigation Car DVD Palyer - BH7649KS2

This input selector ICs integrate a switch circuit that select 2-system from 5-system stereo audio inputs and a switch circuit that select 2-system from 7-system composite inputs in a single chip. Optimal for the car navigation systems and car DVD players that have multiple input systems.

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
Part number
Unit Quantity
Minimum Package Quantity
Packing Type
BH7649KS2 Active SQFP-T52 1000 1000 Tray Yes
Vcc(Min.)[V] 7.5
Vcc(Max.)[V] 9.5
Iq[mA] 57.0
Ext. Gain No
Maximum Output Gain[dB] 0.0
Additional Feature Isolation
Number of Inputs 7
Input Type BIAS
Number of Outputs 2
Output type DC Output
Frequency response 1 0.0(6.75MHz)
Frequency response 2 -30(27MHz)
LPF 8th order, 6.75MHz
Output Voltage 2.6
75ohm driver Yes
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 85
  • ・Video inputs selector : 7-inputs composite, Video outputs : 2-outputs 75Ωvideo driver, 2-outputs AMP
    ・Built in Video gain switch (-6dB / -3dB / 0dB / 3dB)
    ・Built in Video LPF switch (6.75MHz / Through)
    ・Built in sag compensation circuit
    ・Enables two load drivers
    ・Video driver : Able to be used without load
    ・Video driver : Able to be used without output coupling capacitor(one load)
    ・Audio inputs selector : 5-inputs(Lch, Rch), Audio outputs : 2-outputs(Lch, Rch)
    ・Built in Audio gain switch (0dB / -6dB)
    ・Built in Audio LPF switch (24kHz / Through)
    ・Built in MUTE function
    ・Audio/Video all inputs : Built in isolator function
    ・Selectable isolator function for different Audio/Video input channels
    ・Serial control with I²C BUS(I²C BUS is compatible with fast mode of Version 2.0)
    ・Optional Slave address modifications (90H / 92H)
Other New/Updated Products Relating to Audio & Video
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Technical Data
Application Note

Thermal Resistance