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Description
TC94A14F is a single-chip audio Digital Signal Processor designed for various applications, including sound field control, digital filters, and base boost. It incorporates a 4-way stereo analog switch, a 2-channel AD converter, a 4-channel DA converter, and an electronic volume for trimming.
Specifications and features
- Incorporates a 4-channel stereo analog switch for AD converter input
- Incorporates a 1-channel stereo line-out
- Incorporates a 1-bit ∑ ∆-type AD converter (two channels)
- THD: -82dB (typ.), S/N: 95dB (typ.)
- Incorporates a 1-bit ∑ ∆-type DA converter (four channels)
- THD: -86dB (typ.), S/N: 98dB (typ.)
- Incorporates a trimming analog volume for each output of DA converter, with 0dB to -24dB (1dB step)
- 3 input ports (6 channels) and 1 output port (2 channels) for digital input/output, enabling sampling of 96 kHz/24 bit
- Incorporates a built-in digital de-emphasis filter
- Incorporates a digital attenuator
- Includes a boot ROM to set coefficients automatically, with Boot ROM of 512 words
- Data bus: 24 bits, Multiplier/adder: 24 bits x 16 bits + 43 bits -> 43 bits, Accumulator: 43 bits (sign extension: 4 bits)
- Program ROM: 1024 words x 32 bits, Coefficient RAM: 384 words x 16 bits, Coefficient ROM: 256 words x 16 bits
- Offset RAM: 16 words x 11 bits, Data RAM: 256 words x 24 bits, Interface buffer RAM: 32 words x 16 bits
- Operation speed: 22.5 MIPS (510 step/fs: master clock = 768 fs, fs = 44.1 kHz)
- Incorporates data delay RAM (32 kbits) of 2048 words x 16 bits (32 kbits)
- The microcontroller interface can be selected between Toshiba original 3-line mode and I2C mode
- CMOS silicon structure supports high speed
- Power supply: single 5V
- Package options: 60-pin flat package and 80-pin flat package
Application Scenarios
TC94A14F is suitable for a wide range of applications, including sound field control, digital filters for equalizers, surround sound, and base boost. It can also be used for hall simulations and other audio processing scenarios.
Comparison
Advantages- Integrated single-chip design with multiple functionalities for audio processing
- High-quality AD and DA converters with low THD and high S/N ratio
- Flexible digital input/output ports supporting 96 kHz/24 bit sampling
- Incorporates built-in digital de-emphasis filter and digital attenuator
- Includes a boot ROM for automatic coefficient setting
Disadvantages- Limited package options (60-pin and 80-pin flat packages) may not be suitable for all applications
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Datasheet
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
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Popular parts of the same kind
- Datasheet: Download TC94A14F
- Chipdatas Part: CD94-TC94A14F
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/06/03 14:44 +0800
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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The fee is charged according to the rule of PayPal.
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