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YMF721-S The Yamaha YMF721-S is an integrated circuit featuring a Wavetable synthesizer capable of generating up to 24 sounds simultaneously. It offers compatibility with MPU-401 UART mode and includes an OPL3 FM synthesizer.
Mfr Part #:

YMF721-S

Available from 2 distributors
Mfr Name: Yamaha
Yamaha
The Yamaha YMF721-S is an integrated circuit featuring a Wavetable synthesizer capable of generating up to 24 sounds simultaneously. It offers compatibility with MPU-401 UART mode and includes an OPL3 FM synthesizer.
✓ Total Stock: 916 pcs
$ Price Range: $1.92

YMF721-S Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Smaxon Electronics ✓
Non-Authorised Inventory information
719 pcs
On Request
719 pcs On Request 1 On Request On Request 00+ On Request On Request
Optech Co.,Limited ✓
Non-Authorised Inventory information
197 pcs
On Request
197 pcs On Request 1 On Request On Request 0101+ On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

YMF721-S Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Industrial Grade
Input Voltage
Medical Grade
Military Grade
Mounting Type
Output Voltage
Storage Temperature
Tape & Reel
Voltage
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YMF721-S Description

Short technical summary and product information.

The YMF721-S from Yamaha is an integrated circuit designed for audio synthesis applications. It features a sophisticated Wavetable synthesizer that can produce up to 24 distinct sounds concurrently, providing rich audio capabilities.

 

This LSI includes an interface compatible with the MPU-401 UART mode, ensuring broad system integration. Additionally, it incorporates an OPL3 FM synthesizer, making it suitable for AdLib and Sound Blaster applications. The device operates with a master clock frequency of 33.8688 MHz and supports dual power supply voltages of 5.0V or 3.3V.

 

Packaged in a 100-pin SQFP, the YMF721-S is designed for surface mount applications. Its specifications include a wide operating temperature range from -50°C to 125°C and input/output voltage ranges suitable for various electronic systems.

 

Key features include register compatibility with OPL3, readable registers, and integrated power management functions such as power down and suspend/resume support. The YMF721-S complies with GM system Level 1, enhancing its compatibility with DOS applications that support MPU-401.

YMF721-S Quick Information

Product Type: Integrated Circuit
Canonical Name: YMF721-S
Subcategory: Voltage Regulators - Linear Regulator Controllers

YMF721-S Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

YMF721-S Estimated Pricing

Qty Low High
1+ $1.92 $1.92

Estimated market price range - modelled values for guidance only, not live distributor offers.

YMF721-S Features

  • Wavetable synthesizer generates 24 sounds.
  • MPU-401 UART mode compatible interface.
  • Includes OPL3 FM synthesizer.
  • Supports 3.3V and 5.0V power supplies.
  • 100-pin SQFP surface mount package.

YMF721-S Applications

  • Ideal for sound card integration.
  • Suitable for retro gaming systems.
  • Used in multimedia applications.
  • Component for audio processing boards.

YMF721-S FAQs

4 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the YMF721-S?

The YMF721-S can operate with a power supply voltage of either 3.3V or 5.0V.

What type of synthesizer is featured in the YMF721-S?

The YMF721-S features a Wavetable synthesizer capable of generating up to 24 types of sounds simultaneously, and also includes an OPL3 FM synthesizer.

What is the package type for the YMF721-S?

The YMF721-S comes in a 100-pin SQFP package.

What is the operating temperature range of the YMF721-S?

The YMF721-S has a storage temperature range of -50°C to 125°C.

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