MSM7500A-0-543CSP-TR-05 - Brand New Qualcomm IC Chips
In Stock:89 ,Ready for Immediate Shipping
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Description
The MSM7502 is an electronic component model developed for low-power and multi-function applications in touchtone telephone sets and digital telephone terminals of digital PBXs. It is a single +5 V power supply CODEC device that consists of analog speech paths, a calling circuit, a push-button key scanning interface, a dial tone generator, them-law/A-law CODEC, and a processor interface. The device can be controlled via an 8-bit data bus.
Specifications and features
- Single +5 V Power Supply
- Low Power Dissipation
- In compliance with ITU-T's companding law
- Transmission clocks: 64, 128, 256, 512, 1024, 2048 kHz and 96, 192, 384, 768, 1536, 1544 kHz
- Built-in PLL
- Built-in Reference Voltage Supply
- Calling Tone Interval and Combination controlled by processor
- Calling Tone Volume controlled by processor
- Ringing Tone Interval and Frequency controlled by processor
- Ringing Tone Level controlled by processor
- Built-in PB Tone Generator
- Built-in Speech path Control Switches
- General Latch Output for External Control: 2 bits
- Watch-dog Timer: 500 ms
- Key Scanning I/O: Output - 8 bits, Input - 8 bits
- Direct Connection to Handset: 1.2 kW driving available
- Built-in Pre-amplifier for Loudspeaker
- Hand-free Interface
- m-law/A-law Switchable CODEC
- LCD Deflection Angle Voltage controlled by processor
- Package: 80-pin plastic QFP (QFP80-P-1420-0.80-BK) (Product name: MSM7502GS-BK)
Application Scenarios
The MSM7502 component is commonly used in touchtone telephone sets and digital telephone terminals of digital PBXs. It is suitable for low-power and multi-function applications in these communication devices.
Comparison
Advantages- Low power dissipation
- Compliant with ITU-T's companding law
- Built-in PLL
- Built-in reference voltage supply
- Various controlling options for calling tones and ringing tones
- Built-in PB tone generator
- Hand-free interface
Disadvantages- No specific disadvantages were mentioned in the provided information
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Datasheet
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Shopping guide
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Additional Information
- Datasheet: Download MSM7500A-0-543CSP-TR-05
- Chipdatas Part: CD90-MSM7500A-0-543CSP-TR-05
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/10/01 19:46 +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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