BL0305 Datasheet PDF - Shanghai Belling Co., Ltd.

Description
The BL0305 is a CMOS IC for generating echo to be added to the voice through a “karaoke” microphone. It is  designed  for  the lowest price of  models  in the  same  series,and is suitable  for  application  to the echo generator of a radio cassette player, minicomponent stereo set, TV etc. Increased master clock frequency assures highperformance short delay, enabling the IC to be used for digital surround ( Compatible with M65844P).

FEATUREs
All functions necessary for generating
  digital echo are contained, enabling
  production of low-priced echo generator.
C-R oscillation circuit is provided for a master clock,
Built-in auto power-on reset circuit.
No control signal is required.
Delay time=150msec(with master clock set at 220 kHz)
14-pin DIP package.(14PDIP)

APPLICATION
KARAOKE, TV, VCR. Radio-Cassette Tape Recorder etc.