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LE58QL021FJC +BOM

44-pin PLCC tube designed for SLIC, operating at 3.3V

LE58QL021FJC Allgemeine Beschreibung

Telecom IC Subscriber Line Interface Concept (SLIC) 44-PLCC (16.59x16.59)

Microchip Technology, Inc Inventar

Hauptmerkmale

  • Low-power, 3.3 V CMOS technology with 5-V tolerant digital inputs
  • Software and coefficient compatible to the Le79Q02/ 021/031 QSLAC device
  • Performs the functions of four codec/filters
  • Software programmable:
  • SLIC device input impedance
  • Transhybrid balance
  • Transmit and receive gains
  • Equalization (frequency response)
  • Digital I/O pins
  • Programmable debouncing on one input
  • Time slot assigner
  • Programmable clock slot and PCM transmit clock edge options
  • Standard microprocessor interface
  • A-law, µ-law, or linear coding
  • Single or Dual PCM ports available
  • Up to 128 channels (PCLK at 8.192 MHz) per PCM port
  • Optional supervision on the PCM highway
  • 1.536, 1.544, 2.048, 3.072, 3.088, 4.096, 6.144, 6.17, or 8.192 MHz master clock derived from MCLK or PCLK
  • Built-in test modes with loopback, tone generation, and 0P access to PCM data
  • Mixed state (analog and digital) impedance scaling
  • Performance guaranteed over a 12 dB gain range
  • Real Time Data register with interrupt (open drain or TTL output)
  • Supports multiplexed SLIC device outputs
  • Broadcast state
  • 256 kHz or 293 kHz chopper clock for SLIC devices with switching regulator
  • Maximum channel bandwidth for V.90 modems
Microchip Technology, Inc Originalbestand

Anwendung

  • Codec function on telephone switch line cards

Spezifikationen

Category Integrated Circuits (ICs)InterfaceTelecom Series -
Function Subscriber Line Interface Concept (SLIC) Interface PCM
Number of Circuits 4 Voltage - Supply 3.3V
Current - Supply - Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount Base Product Number LE58QL021

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Bewertungen und Rezensionen

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D
D**n 05.13.2023

Thank you. Shipping is long. Received in the last hours before the end of the protection.

4
J
J**e 12.06.2022

new and original parts , with good price , Vlad is a great guy , glad to do business with him

10
K
K**n 05.24.2021

Good quality. The order was about a month

16
E
E**a 08.30.2020

Went to siberia 1.5 hit the holidays! And so everything is fine! Quality is excellent! I advise!

13

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