{"id":26476,"date":"2025-05-26T10:46:45","date_gmt":"2025-05-26T08:46:45","guid":{"rendered":"https:\/\/monraspberry.com\/?post_type=product&#038;p=26476"},"modified":"2026-11-02T05:03:29","modified_gmt":"2026-11-02T04:03:29","slug":"iqaudio-audio-dac-for-raspberry-pi","status":"publish","type":"product","link":"https:\/\/monraspberry.com\/en\/produit\/dac-audio-iqaudio-pour-raspberry-pi\/","title":{"rendered":"IQaudio Audio DAC for Raspberry Pi"},"content":{"rendered":"<h2>Raspberry Pi DAC+ IQaudio: high-resolution sound via RCA and headphones<\/h2>\n<p>A Raspberry Pi's built-in audio output is fine for beeps, not for music: for that, you need a Raspberry Pi DAC. The <strong>IQaudio DAC+<\/strong>, now produced by Raspberry Pi, is a HAT that converts the digital I2S stream into a clean analog signal at <strong>24-bit \/ 192 kHz<\/strong>, thanks to a Texas Instruments PCM5122 chip. Two RCA jacks to your amplifier or active speakers, a dedicated headphone amplifier: your Raspberry Pi becomes a true hi-fi source.<\/p>\n<h2>Highlights<\/h2>\n<ul>\n<li><strong>Texas Instruments PCM5122<\/strong> : high-resolution audio conversion up to 24-bit \/ 192 kHz.<\/li>\n<li><strong>Stereo RCA output<\/strong> with variable line level (0 to 2 V RMS).<\/li>\n<li><strong>Dedicated headphone amplifier<\/strong> on a 3.5 mm jack, for headphones up to 80\/90 \u03a9.<\/li>\n<li><strong>No external power supply<\/strong> : the DAC+ is powered by the Raspberry Pi.<\/li>\n<li><strong>Plug and play<\/strong> : HAT EEPROM automatically recognized by Raspberry Pi OS.<\/li>\n<li><strong>Pass-through GPIO connector<\/strong> to keep access to unused pins.<\/li>\n<\/ul>\n<h2>Technical specifications<\/h2>\n<div class=\"mr-scroll\">\n<table>\n<thead>\n<tr>\n<th>Features<\/th>\n<th>Official value<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Converter<\/td>\n<td>Texas Instruments PCM5122<\/td>\n<\/tr>\n<tr>\n<td>Resolution<\/td>\n<td>24-bit \/ 192 kHz<\/td>\n<\/tr>\n<tr>\n<td>Line output<\/td>\n<td>Stereo RCA, 0 to 2 V RMS<\/td>\n<\/tr>\n<tr>\n<td>Headphones<\/td>\n<td>Dedicated amplifier, front-mounted 3.5 mm jack<\/td>\n<\/tr>\n<tr>\n<td>Interface<\/td>\n<td>I2S (audio), I2C (volume control)<\/td>\n<\/tr>\n<tr>\n<td>Power supply<\/td>\n<td>From the Raspberry Pi via the GPIO<\/td>\n<\/tr>\n<tr>\n<td>Connector<\/td>\n<td>Pass-through 40-pin GPIO<\/td>\n<\/tr>\n<tr>\n<td>Dimensions<\/td>\n<td>58 \u00d7 65 mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2>Which one should you choose?<\/h2>\n<div class=\"mr-scroll\">\n<table>\n<thead>\n<tr>\n<th>Card<\/th>\n<th>Chip<\/th>\n<th>Outputs<\/th>\n<th>For whom<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>DAC+ (this product)<\/td>\n<td>PCM5122<\/td>\n<td>Line RCA, headphones<\/td>\n<td>Connecting a Pi to a hi-fi system or active speakers<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/monraspberry.com\/en\/product\/iqaudio-audio-dac\/\">DAC Pro<\/a><\/td>\n<td>PCM5242<\/td>\n<td>RCA, headphones, balanced<\/td>\n<td>Higher signal-to-noise ratio, optional XLR output<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/monraspberry.com\/en\/product\/iqaudio-digiamp-dac-amplifier\/\">DigiAMP+<\/a><\/td>\n<td>TAS5756M<\/td>\n<td>2 passive speakers up to 35 W<\/td>\n<td>Passive speakers, no amplifier<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/monraspberry.com\/en\/product\/hat-codec-zero-iqaudio\/\">Codec Zero<\/a><\/td>\n<td>DA7212<\/td>\n<td>Mono speaker, microphone<\/td>\n<td>Voice projects<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p><strong>Our advice<\/strong> : if you have an amplifier or active speakers, the DAC+ is the simplest choice; for passive speakers, the DigiAMP+.<\/p>\n<h2>Compatibility and pitfalls to avoid<\/h2>\n<ul>\n<li><strong>Compatible<\/strong> with any Raspberry Pi with a 40-pin GPIO: Raspberry Pi 5, Raspberry Pi 4, Pi 3, Pi Zero 2 W and Zero W.<\/li>\n<li><strong>Only one I2S audio HAT<\/strong> : GPIO 18 to 21 reserved, no stacking with another DAC.<\/li>\n<li><strong>No power amplifier<\/strong> : do not connect passive speakers directly.<\/li>\n<li><strong>Volume<\/strong> : hardware-adjustable in AlsaMixer (\"Digital\" control), shared by the RCA and headphone outputs.<\/li>\n<li><strong>Not detected?<\/strong> Add dtoverlay=rpi-dacplus to config.txt, as stated in the official documentation.<\/li>\n<\/ul>\n<h2>What's in the box<\/h2>\n<p>The DAC+ board and its mounting hardware (standoffs, screws and connectors), supplied according to the official documentation for Raspberry Pi audio boards.<\/p>\n<h2>Recommended accessories<\/h2>\n<ul>\n<li><a href=\"https:\/\/monraspberry.com\/en\/product\/raspberry-pi-4-model-b-2-gb\/\">The Raspberry Pi 4 Model B 2 GB<\/a> : more than enough for a network audio player.<\/li>\n<li><a href=\"https:\/\/monraspberry.com\/en\/product\/raspberry-pi-15-3w-usb-c-power-supply\/\">The official 15.3 W USB-C power supply<\/a> : a stable power supply, the key to interference-free sound.<\/li>\n<li>A SanDisk Ultra micro SD card for the system and your playback software.<\/li>\n<\/ul>\n<h2>Uses and projects<\/h2>\n<p>Audio streamer for a hi-fi system, internet radio, FLAC library player, quality headphones on a Raspberry Pi workstation: read our guide <a href=\"https:\/\/monraspberry.com\/en\/multimedia-streaming-system-on-raspberry-pi\/\">multimedia streaming system on Raspberry Pi<\/a> and our 10 open source Raspberry Pi projects to try. Connected via Ethernet, a Pi fitted with the DAC+ remains a stable source for playing high-resolution files.<\/p>\n<h2>Frequently asked questions<\/h2>\n<h3>What is the audio quality of the DAC+?<\/h3>\n<p>Up to 24-bit \/ 192 kHz thanks to the Texas Instruments PCM5122 chip.<\/p>\n<h3>Is the DAC+ compatible with the Raspberry Pi 5?<\/h3>\n<p>Yes, as with any Raspberry Pi with a 40-pin GPIO.<\/p>\n<h3>Is an external power supply required?<\/h3>\n<p>No, it is powered by the Raspberry Pi via the GPIO.<\/p>\n<h3>Can I connect headphones?<\/h3>\n<p>Yes, a dedicated headphone amplifier drives the 3.5 mm jack.<\/p>\n<h3>How does it differ from the DAC Pro?<\/h3>\n<p>The DAC Pro uses the PCM5242, with a better signal-to-noise ratio and an additional balanced output.<\/p>\n<h3>Are the IQaudIO and Raspberry Pi boards identical?<\/h3>\n<p>Yes, electrically: the black IQaudIO boards and the green Raspberry Pi boards differ only in the contents of their EEPROM.<\/p>\n<p><strong>Order your DAC+ IQaudio on monraspberry.com<\/strong> : official, tested product, stock based in France, shipping within 24\/48 h after receipt of payment, free pickup point delivery on orders from \u20ac200, returns possible within 14 days with return authorization, and payment by Visa, Mastercard, PayPal, Apple Pay or Google Pay.<\/p>","protected":false},"excerpt":{"rendered":"<ul>\n<li>Give your Raspberry Pi clean hi-fi sound for an amplifier or active speakers.<\/li>\n<li>PCM5122 24-bit \/ 192 kHz chip, stereo RCA output and 3.5 mm headphone amplifier.<\/li>\n<li>HAT powered by the Pi, compatible with any Raspberry Pi with a 40-pin GPIO.<\/li>\n<\/ul>","protected":false},"featured_media":26477,"template":"","meta":[],"product_brand":[393],"product_cat":[29,24],"product_tag":[],"class_list":["post-26476","product","type-product","status-publish","has-post-thumbnail","product_brand-raspberry-pi","product_cat-hats-raspberry-pi-3-pi-2","product_cat-hats-raspberry-pi-4","first","onbackorder","taxable","shipping-taxable","purchasable","product-type-simple","add-to-wishlist-after_add_to_cart"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/monraspberry.com\/en\/wp-json\/wp\/v2\/product\/26476","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/monraspberry.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/monraspberry.com\/en\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":1,"href":"https:\/\/monraspberry.com\/en\/wp-json\/wp\/v2\/product\/26476\/revisions"}],"predecessor-version":[{"id":33849,"href":"https:\/\/monraspberry.com\/en\/wp-json\/wp\/v2\/product\/26476\/revisions\/33849"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/monraspberry.com\/en\/wp-json\/wp\/v2\/media\/26477"}],"wp:attachment":[{"href":"https:\/\/monraspberry.com\/en\/wp-json\/wp\/v2\/media?parent=26476"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/monraspberry.com\/en\/wp-json\/wp\/v2\/product_brand?post=26476"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/monraspberry.com\/en\/wp-json\/wp\/v2\/product_cat?post=26476"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/monraspberry.com\/en\/wp-json\/wp\/v2\/product_tag?post=26476"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}