MSM7500A-0-543CSP-TR-05 - Brand New Qualcomm IC Chips
In Stock:89 ,Ready for Immediate Shipping
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In Stock:
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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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Datenblatt
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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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Weitere Informationen
- Datasheet: Download MSM7500A-0-543CSP-TR-05
- Chipdaten Teil: CD90-MSM7500A-0-543CSP-TR-05
- Lagerhaus: China, Hongkong
- Versenden: Innerhalb von 24 Stunden
- Kostenloser Versand: Yes
- Bevorzugter Versand: Yes, 3-5 days
- Letzte Aktualisierung: 2024/10/01 19:07 +0800
Refund
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Versandtipps
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Kostenloser Versand ohne Mindestbestellwert.