TechInsights Teardown: Amazon Fire TV Stick 4K

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Streaming has become a huge part of entertainment with just as many people watching services such as Netflix, Amazon Prime, Hulu, HBO Max and others as traditional network and cable television.

Because the popularity of streaming services, gadgets and gear to enable streaming on devices that do not have the capability has equally grown in popularity. These would be mostly older TVs that were created prior to having any Wi-Fi capabilities or they are too old to get updated with the latest streaming services.

Amazon has long been offering its own streaming stick for years now. In 2021, it came out with a 4K version to take advantage of all the new 4K content available to streaming.

The following is a partial deep dive into the Amazon Fire TV Stick 4K.

Summary1.8 GHz quad-core multimedia processor2 GB mobile LPDDR4 SDRAM8 GB MLC NAND Flash

Price: $54.99

Availability: Worldwide

Target market: Consumer

Release date: October 2021

Main board

The main board of the Amazon Fire TV Stick 4K contains the bulk of the electronics found on the small gadget with the main processor, memory and other electronic components. Specifically, the board contains:

Micron’s 2 GB mobile LPDDR4 SDRAMMediaTek’s 1.8 GHZ quad-core multimedia processor and power management ICTexas Instruments’ 5V eFuse with overvoltage clamp and boost converterSiTime’s MEMS oscillatorSanDisk’s multichip memory — 8 GB MLC NDNA flash with memory controllerMonolithic Power Systems’ step-down DC/DC converter

(Learn more about applications processors on Globalspec.com)

Remote board

The remote board powers the remote control that comes with the Amazon Fire TV Stick 4K with the following electronic components integrated:

Bluetooth low energy IC from RealtekA MEMS microphone from KnowlesA 100 mA step-up DC/DC converter from Torex Semiconductor1 MB serial flash memory from GigaDevice

(Learn more about MEMS devices on Globalspec.com)

Manufacturing cost breakdown

$27.45 — Integrated circuits

$7.06 — Remote subsystem

$3.20 — Modules, discretes and connectors

$2.10 — Component insertion

$1.56 — Substrates

$1.07 — Non-electronic parts

$1.04 — Final assembly test

$0.78 — Card test