tc94a48fg TOSHIBA Semiconductor CORPORATION, tc94a48fg Datasheet

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tc94a48fg

Manufacturer Part Number
tc94a48fg
Description
Single-chip Audio Digital Signal Processor Single-chip Audio Digital Signal Processor
Manufacturer
TOSHIBA Semiconductor CORPORATION
Datasheet

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Single-chip Audio Digital Signal Processor
The TC94A48FG is a single-chip audio Digital Signal
Processor, incorporating two channels AD converter and
six channels DA converter.
It can realize many applications, including sound field
control, such as hall simulation, digital filters, such as
equalizers, surround sound, base boost and more.
Features
Incorporates a 1-bit Σ-∆ AD converter (2 channels).
Incorporates a multi-bit Σ-∆ DA converter (6 channels).
Digital input/output ports
The DSP block specifications are as follows:
The microcontroller interface can be selected between serial mode and I
Operating supply voltage: 3.3 V (some pins accept 5 V)
CMOS silicon structure supports high speed.
The package is a 64-pin LQFP (0.5-mm pitch) package.
THD+N: -78 dB (typ.), S/N ratio: 92 dB (typ.)
THD+N: -88 dB (typ.), S/N ratio: 98 dB (typ.)
Four input ports (8 channels)
Four output ports (8 channels)
Data bus
Multiplier/adder
Accumulator
Program ROM
Program RAM
XRAM
YRAM
CROM
TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic
: 1024 words × 16 bits
: 24 bits
: 24 bits × 24 bits + 51 bits → 51 bits
: 51 bits (sign extension: 4 bits)
: 3072 words × 16 bits
: 4096 words × 24 bits
: 1024 words × 24 bits
: 1024 words × 24 bits
TC94A48FG
1
Weight: 0.4 g (typ.)
2
C bus mode.
P-LQFP64-1010-0.50E
TC94A48FG
2005-09-28

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