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Description
The SM5907AF is a compression and non-compression type shock-proof memory controller LSI designed for use in compact disc players. It's an electronic component model that falls within the IC Chips category. With a voltage input range of 2.4 to 3.6 V, the compression level can be set in four levels, while external memory options range from 4 to 16M/s.
Specifications and features
- 2-channel processing
- Serial data input
- 2s complement, 16-bit/MSB first, right-justified format
- Wide capture function (up to 3 × speed input rate)
- System clock input
- 384fs (16.9344 MHz)
- Shock-proof memory controller
- ADPCM compression method
- 4-level compression mode selectable
- 4-bit compression mode 2.78 s/Mbit
- 5-bit compression mode 2.22 s/Mbit
- 6-bit compression mode 1.85 s/Mbit
- Full-bit non-compression mode 0.74 s/Mbit
- 4 external DRAM configurations selectable
- 1 or 2 × 16M DRAM (4M × 4 bits, refresh cycle = 2048 cycle)
- 1 or 2 × 4M DRAM (1M × 4 bits)
- Microcontroller interface
- Serial command write and status read-out
- Data residual detector: 15-bit operation, 16-bit output
- Forced mute
- Extension I/O
- Microcontroller interface for external control using 5 extension I/O pins
- +2.4 to +3.6 V operating voltage range
- Schmitt inputs
- All input pins (including I/O pins) except CLK (system clock)
- Reset signal noise elimination
- Approximately 3.8 µs or longer (65 system clock pulses) continuous LOW-level reset
- 44-pin QFP package (0.8 mm pin pitch)
Application Scenarios
The SM5907AF is primarily designed for use as a shock-proof memory controller LSI in compact disc players, which ensures it works efficiently and effectively to protect players from shocks, enhancing their performance and durability over the long term.
Comparison
Advantages- A wide range of compression levels to select from
- Multiple external memory options available
- Shock-proof design for enhanced durability and performance efficiency
Disadvantages- Designed specifically for use in compact disc players and may not be suitable for use in other electronic devices
- The number of external DRAM configurations available is limited
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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
Shipping fee:
- - Automatic Email notification (above 5 times)
- - View in your order page
Shipping option:
DHL, FedEx, EMS, SF Express, and Registered Air MailShipping tracking:
- - Automatic Email notification (above 5 times)
- - View in your order page
How to Buy:
- - In-stock, Add to cart > Check out > Submit order > Complete payment >Delivery.
- - Inquiry, Add to inquiry sheet/Submit bom/inquire file/Send email us > Quote > Place order > Complete payment >Delivery.
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Payment:
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- - Wire transfer, include Local bank transfer.
- - Western Union.
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Additional Information
- Datasheet: Download SM5907AF
- Chipdatas Part: CD89-SM5907AF
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/09/28 21:21 +0800
Refund
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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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Payment Method
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The fee is charged according to the rule of PayPal.
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Western Union charge US$0.00 banking fee.
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We recommend to use bank transfer for large orders to save on handling fees.
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