IDT821054PQF - Brand New IDT Interface - CODECs
In Stock:8864 ,Ready for Immediate Shipping
New
RoSH Lead free
In Stock:
8864,
Ready for Immediate Shipping
Brand:IDT
Category:Interface - CODECs
Chipdatas Part No.:CD90-IDT821054PQF
Manufacturer Part No.:IDT821054PQF
Datecode:09+
Package:QFP-64
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Description
The IDT821054 is a feature rich, single-chip, programmable 4-channel PCM CODEC with on-chip filters. Besides the µ-Law/A-Law companding and linear coding/decoding (14 effective bits + 2 extra sign bits), the IDT821054 also provides 1 FSK generator for sending Caller-ID messages, 2 programmable tone generators per channel (which can generate ring signals) and 2 programmable chopper clocks for SLICs.
Specifications and features
- 4-channel CODEC with on-chip digital filters
- Software selectable A/µ-law, linear code conversion
- Meets ITU-T G.711 - G.714 requirements
- Programmable digital filters adapting to system demands:
- AC impedance matching
- Transhybrid balance
- Frequency response correction
- Gain setting
- Supports two programmable PCM buses
- Flexible PCM interface with up to 128 programmable time slots, data rate from 512 kbits/s to 8.192 Mbits/s
- MPI control interface
- Broadcast mode for coefficient setting
- 7 SLIC signaling pins (including 2 debounced pins) per channel
- Fast hardware ring trip mechanism
- 2 programmable tone generators per channel for testing, ringing, and DTMF generation
- 1 programmable FSK generator for sending Caller-ID messages
- Two programmable chopper clocks
- Master clock frequency selectable: 1.536 MHz, 1.544 MHz, 2.048 MHz, 3.072 MHz, 3.088 MHz, 4.096 MHz, 6.144 MHz, 6.176 MHz, or 8.192 MHz
- Advanced test capabilities:
- 3 analog loopback tests
- 5 digital loopback tests
- Level metering function
- High analog driving capability (300 Ω AC)
- TTL/CMOS compatible digital I/O
- CODEC identification
- +5 V single power supply
- Low power consumption
- Operating temperature range: -40°C to +85°C
- Package available: 64 Pin PQFP
Application Scenarios
The IDT821054 PCM CODEC can be widely used in applications requiring signal processing for telecommunication systems. It can be used in telephony systems, voice-over-IP (VoIP) devices, Caller-ID systems, and other communication devices that require audio encoding and decoding capabilities.
Comparison
Advantages- Feature-rich with multiple functions
- On-chip filters for signal processing
- Programmable digital filters for system adaptation
- Supports multiple programmable PCM buses
- Flexible PCM interface with programmable time slots
- Wide range of operating temperature
- Low power consumption
Disadvantages- 64 Pin PQFP package may not be suitable for all applications
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Datasheet
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
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- - DHL eCommerce: 12-22 business days
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- - EMS: 10-15 business days
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Additional Information
- Datasheet: Download IDT821054PQF
- Chipdatas Part: CD90-IDT821054PQF
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/10/06 20:48 +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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