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TC9488FG Datasheet

  • TC9488FG

  • Digital Echo IC for Karaoke

  • 12頁

  • TOSHIBA

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TC9488FG
TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic
TC9488FG
Digital Echo IC for Karaoke
The TC9488FG is digital echo ICs for karaoke. The ICs
incorporate microphone amps and volume controllers, enabling a
digital echo system to be configured on a single chip.
Features
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Incorporates a two-channel microphone amp with auto level
control (ALC), AD/DA converter, delay memory, and electronic
volume controllers.
Incorporates a 32-kHz sampling, 12-bit successive comparison
AD/DA converter.
Incorporates a delay memory (16-Kbit DRAM) which enables
128-ms (typ.) delay.
Weight: 1.08 g (typ.)
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Microphone and echo levels are controlled by built-in volume controllers. They are controlled either by DC
voltage or controlled in serial by the MCU.
TC9488FG: Supports three-lead interface
The system clock is generated by the CR oscillator circuit.
The echo feedback amount is configured using analog circuits. The feedback level can be freely set.
The IC comes in 30-pin flat package.
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Pin Connection
1
2004-11-19

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