AT73C209 [Microchip]

Name: AT73C209
Brand: Microchip
SKU: AT73C209
Availability: InStock

Part No:

AT73C209

Power Management ICs

Manufacturer:

Microchip

Description:

The AT73C209 is a fully integrated, low cost, combined Stereo Audio DAC and Power Management Circuit targeted for battery powered devices such as MP3 players in 'walkman' format or 'mass storage' USB format.

Datasheet:

Stock Status:

Available for RFQ

Pricing:

Request Volume Pricing

Quote Response:

Within 24 Hours

Shipping:

In-stock parts ship in 1–2 business days

Specification

Type

Parameter

Operating Temperature

-40°C ~ +85°C

Storage Temperature

-55°C ~ +150°C

Audio Dac Snr

93 dB

Dc Dc Converter Current

100mA

Headset Driver Impedance

32 Ohm

Headset Driver Power

20mW

Ldo1 Current

150mA

Ldo2 Current

60mA

Master Clock Frequency

256x or 384xFs

Sampling Rates

8, 11.024, 16, 22.05, 24, 32, 44.1, 48kHz

Supply Voltage Battery Max

1.8V

Products Detail

The AT73C209 combines a high-performance stereo audio DAC with power management. The DAC features a multibit sigma-delta modulator, 93 dB dynamic range, programmable volume/mute, and supports 16/18/20-bit audio formats. It includes stereo line inputs, microphone preamplifier, mixer, and 32Ω headset drivers. The power management section accepts USB (3.1-5.5V) or single-cell battery (0.9-1.8V) inputs, featuring a 100mA step-up DC/DC converter and programmable LDOs (150mA/60mA). Interfaces include I2S for audio and SPI for control.

Key Features

Power Management: USB or single-cell battery input, 0.9V-1.8V input range, Step-up DC/DC (100mA), LDO1 (150mA), LDO2 (60mA), Reset Generator, SPI interface, Dynamic power management, Very low quiescent current. Stereo Audio DAC: 16/18/20-bit programmable, 93dB SNR, 32Ω/20mW headset drivers, Stereo line input, Microphone preamplifier, Stereo/mono/reverse mixer, Short-circuit detection, 8-48kHz sampling rates, 256x/384xFs master clock, I2S interface, Low power operation.

Application scenarios

Portable Music Players
Digital Cameras
CD Players
Handheld GPS
MP3 Microcontroller Interface

Documents

Datasheets:

AT73C209~

Product FAQ

1. Is AT73C209 available for RFQ?

Yes. AT73C209 by Microchip is available for RFQ. Submit your required quantity and our team will confirm real-time stock, lead time, and volume pricing.

2. Why is there no fixed price for AT73C209?

Pricing for AT73C209 can vary by order quantity, market availability, date code, packaging, and delivery destination. Request a quote to receive the latest volume pricing.

3. What are the key specifications of AT73C209?

AT73C209 is a Microchip Power Management ICs with Supply Voltage Battery Max: 1.8V and Supply Voltage Battery Min: 0.9V. Review the product details or submit an RFQ if you need confirmation before purchase.

4. How fast can I get a quote for AT73C209?

Our sales team usually responds within 24 hours after receiving your RFQ. The quote may include stock status, unit price, lead time, shipping options, and available alternatives.

5. How soon can AT73C209 be shipped?

If stock is confirmed, in-stock parts can usually ship within 1–2 business days. Final lead time depends on quantity, stock source, and delivery destination.

6. Can you suggest alternatives to AT73C209?

Yes. If AT73C209 is unavailable, obsolete, or does not meet your required lead time, we can help check similar Microchip Power Management ICs parts or compatible alternatives.

RFQ

Part Number:

AT73C209

Manufacturer:

Microchip

Looking for Pricing? Contact us for volume pricing.

Shipping & Warranty

Fast Dispatch: Ships in 5-7 days(in-stock parts within 1-2 days)

Unishop Global Export: 1-7 days, $40.00

Guaranteed Delivery: Door-to-door in 30 days

Compliant Worldwide Shipping: DHL, FedEx, SF, and UPS.

Feature

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.