Microchip LE58QL021FJC

Manufacturer No:

LE58QL021FJC

Manufacturer:

Microchip

Package:

44-LCC (J-Lead)

Description:

Microchip\u0027s cost-effective, software-programmable solution is the Le58QL02/021/031 QLSLAC and the Le58QL061/063 QLSLAC line of DSP-based voice codec/filters. The four-channel QLSLAC devices handle the analog-to-digital and digital-to-analog conversion, filtering, compression and expansion functions required to interface a telephone\u0027s analog voice signals to the digital PCM highway or General Circuit Interface (GCI).

Quantity:

Delivery:

Payment:

In Stock :Available

Price not displayed? Please send an RFQ, and we will respond immediately.

LE58QL021FJC information

Microchip LE58QL021FJC technical specifications, attributes, parameters and parts with similar specifications to Microchip LE58QL021FJC.

Type
Parameter

Download datasheets and manufacturer documentation for Microchip LE58QL021FJC.

Microchip's cost-effective, software-programmable solution is the Le58QL02/021/031 QLSLAC and the Le58QL061/063 QLSLAC line of DSP-based voice codec/filters. The four-channel QLSLAC devices handle the analog-to-digital and digital-to-analog conversion, filtering, compression and expansion functions required to interface a telephone's analog voice signals to the digital PCM highway or General Circuit Interface (GCI).

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

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

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

User Guide

PURCHASE

Please verify all part numbers, quantities, and packaging preferences before placing your order. If substitutions are acceptable, please indicate this clearly. For time-sensitive projects, confirm estimated delivery dates and stock availability in advance. Once submitted, changes or cancellations may not be possible, especially for items marked as non-cancellable/non-returnable (NCNR). For international shipments, please ensure all import documentation is complete and accurate to avoid delays.

MEANS OF PAYMENT

For your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and Wire Transfer. Net terms may be available for qualified customers upon approval.

RFQ (REQUEST FOR QUOTATIONS)

Please ensure the part numbers and quantities are accurate and complete when submitting your RFQ.
Provide target prices and acceptable alternatives, if any, to speed up the quotation process.

IMPORTANT NOTICE

Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

Step1：Prepare product

Step2：Desiccant Protection

Step3：Vacuum Packaging

Step4：Individual Package

Step5：Anti-collision Filling

Step6：Packaging Box

SHIPPING COST

1. Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).
2. Some specific products need to reach the minimum order quantity.
3. It may cost additional remote fees for delivery if you are in a remote area.

SHIPPING METHOD

Currently, our products are shipped through DHL, FedEx, SF, and UPS.

DELIVERY TIME

1. Once the goods are shipped, estimated delivery time depends on the shipping methods you chose: FedEx International, 5-7 business days.
2. For in-stock parts, orders normally could be shipped out within 1-2days.