{"product_id":"tk100-i2s-amplifier-ns4168","title":"TinkerBlock I2S Amplifier Module, NS4168 (TK100)","description":"\u003cp\u003eA tiny I2S class-D amplifier block built round the NS4168. Feed it three I2S lines and it drives a 4 Ω speaker directly, with no analogue stage in between. For music players, voice assistants and sound effects on 3.3 V boards.\u003c\/p\u003e\n\u003ch3\u003eHighlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital in, speaker out.\u003c\/strong\u003e BCLK, LRCLK and DIN go straight into the NS4168, which drives the speaker itself.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeaker socket fitted.\u003c\/strong\u003e A 2-pin 1.25 mm socket on the board, printed AUDIO + and AUDIO -.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel jumper.\u003c\/strong\u003e A solder jumper printed L\/R picks which channel it plays.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn\/off pin.\u003c\/strong\u003e CTRL HIGH plays; LOW or open is off.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrick-compatible.\u003c\/strong\u003e Two round holes fit standard building bricks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIn the box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 × I2S Amplifier block (TK100), 6-pin right-angle header fitted\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe speaker, cables and microcontroller are not included.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmplifier:\u003c\/strong\u003e NS4168, class-D, I2S input\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply:\u003c\/strong\u003e 3.3 V, as printed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput:\u003c\/strong\u003e 1.2 W into 4 Ω at 3.6 V (datasheet)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePins:\u003c\/strong\u003e GND, 3V3, LRCLK, BCLK, DIN, CTRL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeaker connector:\u003c\/strong\u003e 2-pin, 1.25 mm pitch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWorks with\u003c\/h3\u003e\n\u003cp\u003eESP32, Raspberry Pi Pico and other 3.3 V boards with an I2S output. Pairs with the TK101 PDM Microphone and TK103 I2S DAC.\u003c\/p\u003e","brand":"Lonely Binary","offers":[{"title":"Default Title","offer_id":68490128916715,"sku":"tk100","price":12.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/9994\/7908\/files\/tk100-1-front.jpg?v=1794412313","url":"https:\/\/lonelybinary.com\/products\/tk100-i2s-amplifier-ns4168","provider":"Lonely Binary","version":"1.0","type":"link"}