supplier for GMS963200-B in USA32-Mbit mask ROMFinding a reliable can be important for engineers working on legacy musical instruments, MIDI sound modules, karaoke systems, synthesizers, and other audio equipment that depends on dedicated waveform ROM devices. The GMS963200-B is a specialized associated with Dream/GS sound-generation systems. It is particularly notable because it has been used as a waveform or PCM sound-data memory alongside Dream synthesizer ICs such as the SAM9703.

Unlike modern Flash memory, a mask ROM is programmed during the manufacturing process and is intended for storing fixed data. This characteristic makes devices such as GMS963200-B particularly useful in products where the sound library, instrument samples, or other lookup data remain unchanged throughout the equipment's lifetime.

What Is GMS963200-B?

GMS963200-BRoland 32-Mb ROMThe is a 32-Mbit ROM device used for storing digital sound data. Historical documentation for the Dream ATSAM9703 family identifies GMS963200B as a validated for use with the SAM9703 sound-generation platform. The SAM9703 documentation lists GMS963200B alongside other supported ROMs, including GMS970800B 8-Mb CleanWave ROM and GMS973202B 32-Mb CleanWave ROM.

32M-bit, 5 V mask ROMMX23C3210MC-12Independent component listings also identify GMS963200-B as a , with the part being associated with .

4M × 8 in byte mode or 2M × 16 in word modeThe corresponding MX23C3210 memory family is a 5 V, 32-Mbit mask ROM organized as . The standard MX23C3210 family supports a parallel interface and offers multiple package and access-time options.

For engineers sourcing GMS963200-B, however, it is important to distinguish between a generic MX23C3210 memory device and a specific programmed GMS963200-B sound ROM. The memory architecture may be related, but the stored waveform data is application-specific. A generic blank or differently programmed ROM should not automatically be considered a functional replacement.

Key GMS963200-B Specifications

The most useful characteristics associated with GMS963200-B and its MX23C3210-class memory architecture include:

Part Number: GMS963200-B
Memory Type: Mask ROM
Memory Density: 32 Mbit
Organization: 4M × 8 / 2M × 16
Supply Voltage: 5 V nominal
Interface: Parallel
Access-Time Family: 100 ns / 120 ns / 150 ns, depending on corresponding MX23C3210 variant
Related Part: MX23C3210MC-12
Related Package: 44-pin SOP for MX23C3210MC-12
Output Modes: 8-bit and 16-bit
Operating Current: approximately 60 mA for the MX23C3210 family
Standby Current: approximately 100 µA for the MX23C3210 family

The MX23C3210 datasheet specifies 5 V ±10% operation, 4M × 8 byte organization, 2M × 16 word organization, and multiple package configurations including 44-pin SOP, 48-pin TSOP, and 42-pin DIP.

When purchasing GMS963200-B, buyers should verify the exact marking, programmed content, package, date code, and electrical compatibility rather than relying solely on the generic memory-family specifications.

Why GMS963200-B Is Important for Audio Equipment

digital sound storageThe most interesting application of GMS963200-B is . A synthesizer or sound module generally requires two major elements: a sound-generation engine and a memory containing waveform or instrument data. The synthesizer IC processes MIDI or control information and accesses the stored digital samples from ROM.

MX23C3210MC-12 as a 32M ROM used for WAVE dataHistorical service documentation demonstrates this architecture clearly. For example, the Yamaha QY700 service manual identifies , showing how this class of ROM can function as waveform storage in electronic musical instruments.

In a sound-generation system, the ROM does not normally perform synthesis itself. Instead, it stores fixed digital information. The synthesizer IC reads this data, processes it, applies effects or modulation, and sends the resulting digital audio toward a DAC.

This division of functions provides an efficient architecture for products such as synthesizers, electronic keyboards, MIDI modules, karaoke equipment, and accompaniment systems.

GMS963200-B in Dream SAM9703 Sound Systems

Dream SAM9703 sound-generation platformOne of the most important applications associated with GMS963200-B is the . The ATSAM9703DVB documentation lists GMS963200B as one of the 32-Mb ROMs validated for the device. The SAM9703 platform supports GM/GS synthesis, reverb and chorus, four-channel outputs, surround-channel configurations, a four-band parametric equalizer, microphone echo, and pitch-shifting functions.

This makes the GMS963200-B more than simply a generic memory component in an audio product. Its stored data can form an essential part of the overall sound character of a particular system.

For example, in a MIDI sound module, incoming MIDI notes can instruct the synthesizer to play a particular instrument. The synthesizer accesses waveform information stored in ROM, applies the required synthesis parameters, and generates the corresponding digital audio stream.

This architecture is especially useful for fixed-function consumer products because the manufacturer can define the sound library during production and maintain consistent behavior across units.

Applications in Karaoke Machines

karaoke and accompaniment equipmentAnother important application is . Repair and reverse-engineering documentation has identified GMS963200-B on sound boards together with Dream SAM9703-family synthesizer devices. In one documented example, GMS963200-B was identified as a ROM containing PCM sound samples, while the SAM9703 served as the synthesizer device.

Karaoke equipment can contain a large collection of fixed musical instrument sounds, drum sounds, accompaniment voices, and other waveform data. A mask ROM provides a stable way to store this information without requiring a user-programmable memory device.

For repair technicians, the GMS963200-B can therefore be a critical component when restoring an older sound board. If the ROM is damaged or its contents are corrupted, replacing it with an electrically compatible but incorrectly programmed ROM may not restore the original sound library. This is why exact part-number and programmed-content matching is important.

Applications in MIDI Sound Modules and Synthesizers

MIDI sound modules and electronic synthesizersGMS963200-B is also relevant to . In these products, the ROM can store PCM waveforms that are accessed by a dedicated synthesis processor.

A typical signal path may be:

MIDI input → synthesis engine → waveform ROM → digital processing → DAC → analog audio output

The ROM therefore becomes an essential part of the instrument's sound-generation chain. Different ROM contents can produce significantly different instrument libraries even when the main synthesizer IC remains unchanged.

This is especially important for vintage equipment restoration. Engineers repairing older MIDI modules may need to identify not only the synthesizer IC but also the exact waveform ROM installed on the board.

Related Models and Alternatives

Several related memory devices can be useful when researching GMS963200-B.

MX23C3210MC-12

MX23C3210MC-12120 ns access time44-pin SOP packageThe is the most relevant related model. It is a 32-Mbit 5 V mask ROM with a and a . Macronix documentation lists the MC-12 version alongside 100 ns and 150 ns variants.

It is particularly relevant to audio equipment, industrial legacy systems, and electronic instruments requiring fixed parallel ROM storage. Historical service documentation also shows MX23C3210MC-12 being used for waveform ROM functions in musical equipment.

MX23C3210MC-10

MX23C3210MC-10100 ns access timeThe is another 44-pin SOP version with a faster . It uses the same 32-Mbit memory architecture and can be useful in designs requiring faster access characteristics. However, it should not be treated as a direct functional replacement for a programmed GMS963200-B unless the stored data and electrical requirements are confirmed.

MX23C3210MC-15

MX23C3210MC-15150 ns access timeThe provides a in the same 44-pin SOP family. It represents another timing option within the MX23C3210 family.

MX23C3210TC-12

MX23C3210TC-1248-pin TSOP packageThe provides the same general 32-Mbit, 5 V memory architecture but uses a and a 120 ns access time. This type of package can be attractive in space-constrained PCB designs, but the different pin count and pin assignment mean that it cannot simply replace a 44-pin device without corresponding board compatibility.

MX23C3210PC-12

MX23C3210PC-12For legacy equipment using through-hole assembly, the is a 42-pin DIP version with 120 ns access time. The MX23C3210 family documentation specifically lists this package as a word-mode device.

What to Check When Buying GMS963200-B in the USA

Because GMS963200-B is associated with legacy audio hardware, sourcing requires more attention than simply matching the memory capacity.

Buyers should verify:

Exact part-number marking.
Original manufacturer or source identification.
Package and pin configuration.
Date code and production marking.
Whether the ROM contains the required sound data.
Access-time requirements.
5 V operating compatibility.
Physical condition and pin integrity.
Whether the component is new, unused, pulled, or refurbished.

electrical compatibility and functional compatibilityThe distinction between is especially important. A 32-Mbit mask ROM with the correct voltage and package may still be unsuitable if its internal contents are different.

Finding a Supplier for GMS963200-B in USA

supplier for GMS963200-B in USAFor engineers searching for a , Utsource can provide an additional sourcing option for difficult-to-find electronic components and legacy ICs. When requesting this specific part, buyers should provide the complete part number and, where applicable, package and date-code requirements so that available stock can be evaluated accurately.

Conclusion

32-Mbit 5 V mask ROMGMS963200-B is a specialized associated with fixed waveform and PCM sound-data storage. Its relationship with Dream SAM9703-based sound systems makes it particularly relevant to vintage synthesizers, MIDI sound modules, karaoke machines, electronic keyboards, and other digital audio equipment.

MX23C3210The related family provides a useful technical reference, offering 32-Mbit capacity, 4M × 8 or 2M × 16 organization, parallel access, 5 V operation, and multiple package and timing options. However, when repairing original audio equipment, the stored ROM content is just as important as the electrical specifications. For this reason, buyers should carefully verify the exact GMS963200-B version and its application before selecting a replacement.

Whether the goal is restoring vintage music equipment, maintaining legacy production hardware, or sourcing spare components for an existing design, understanding the relationship between GMS963200-B, its waveform data, and related 32-Mbit ROM devices can make component selection much more reliable.

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Sourcing the Supplier for GMS963200-B in USA: 32-Mbit Mask ROM Specifications, Features, and Applica

Finding a reliable supplier for GMS963200-B in USA can be important for engineers working on legacy musical instruments, MIDI sound modules, karaoke systems, sy