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TC94A48FG 데이터시트(PDF) 1 Page - Toshiba Semiconductor |
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1 / 36 page TC94A48FG 2005-09-28 1 TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic TC94A48FG 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). THD+N: -78 dB (typ.), S/N ratio: 92 dB (typ.) • Incorporates a multi-bit Σ-∆ DA converter (6 channels). THD+N: -88 dB (typ.), S/N ratio: 98 dB (typ.) • Digital input/output ports Four input ports (8 channels) Four output ports (8 channels) • The DSP block specifications are as follows: Data bus : 24 bits Multiplier/adder : 24 bits × 24 bits + 51 bits → 51 bits Accumulator : 51 bits (sign extension: 4 bits) Program ROM : 3072 words × 16 bits Program RAM : 1024 words × 16 bits XRAM : 4096 words × 24 bits YRAM : 1024 words × 24 bits CROM : 1024 words × 24 bits • The microcontroller interface can be selected between serial mode and I2C bus mode. • 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. P-LQFP64-1010-0.50E Weight: 0.4 g (typ.) |
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