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Description
The MSM7227A-OAA is an IC chip that belongs to the electronic component model category. It is a single-channel CODEC CMOS IC designed to handle voice signals with frequencies ranging from 300-3400 Hz. This device is intended for use in telecommunication applications and is optimized for telephone terminals in ISDN and digital wireless systems. The MSM7227A-OAA is a variant of the MSM7508B and MSM7509B series, but it is designed to work with transmission clocks of 256kHz and higher.
Specifications and features
- Single Power Supply: +5 V ±5%
- Power Consumption: Operating mode: 17.5 mW Typ. 37 mW Max./ Power down mode: 1.5 mW Typ. 3 mW Max.
- Companding law: ITU-T Companding law: MSM7508B: m-law / MSM7509B: A-law
- Built-in PLL: Eliminates the master clock
- Transmission Clock: 64/128/256/512/1024/2048 kHz / 96/192/384/768/1536/1544/200 kHz
- Adjustable Transmit Gain
- Built-in reference voltage supply
- Package Options: 16-pin plastic DIP (DIP16-P-300-2.54-W1), 24-pin plastic SOP (SOP24-P-430-1.27-K), 28-pin plastic QFJ (PLCC) (QFJ28-P-S450-1.27)
Application Scenarios
The MSM7227A-OAA is primarily used as a CODEC in telecommunication equipment, particularly in telephone terminals for ISDN and digital wireless systems.
Comparison
Advantages- Optimized for single-power supply and low-power applications
- Built-in PLL eliminates the need for a master clock
- Multiple transmission clock options up to 2048 kHz
- Adjustable transmit gain
Disadvantages- Designed for a specific application scenario (telephone terminals in ISDN and digital wireless systems)
- Not suitable for voice signals with frequencies outside the 300-3400 Hz range
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Similar parts: 430483 , Click to view
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Datasheet
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Shopping guide
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Additional Information
- Datasheet: Download MSM7227A-OAA
- Chipdatas Part: CD89-MSM7227A-OAA
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/06/26 08:49 +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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