Specification	FSA8028UMX

Applications	Consumer Audio, Communication Systems
Function	Detection Switch
Mounting Type	Surface Mount
Number of Channels	1
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Package / Case	10-UFQFN
Supplier Device Package	10-UMLP (1.4x1.8)
Voltage - Supply [Max]	4.4 V
Voltage - Supply [Min]	2.5 V

FSA8008A Series

Audio Jack Detection and Configuration Switch with Moisture Sensing

Part	Function	Voltage - Supply [Max]	Voltage - Supply [Min]	Number of Channels	Operating Temperature [Max]	Operating Temperature [Min]	Applications	Supplier Device Package	Package / Case	Mounting Type	Interface	Specifications
ON Semiconductor FSA8028UMX	Detection Switch	4.4 V	2.5 V	1	85 °C	-40 °C	Communication Systems Consumer Audio	10-UMLP (1.4x1.8)	10-UFQFN	Surface Mount
ON Semiconductor FSA8029UMX	Detection Switch	4.3 V	2.5 V	1	85 °C	-40 °C	Communication Systems Consumer Audio	10-UMLP (1.8x1.4)	10-UFQFN	Surface Mount	Logic	4-Pole
ON Semiconductor FSA8039AUMSX	Detection Switch	4.5 V	2.5 V	1	85 °C	-40 °C	Communication Systems Consumer Audio	10-UMLP (1.8x1.4)	10-UFQFN	Surface Mount	Logic	4-Pole
ON Semiconductor FSA8009UMX	Detection Switch	4.3 V	2.5 V	1	85 °C	-40 °C	Communication Systems Consumer Audio	10-UMLP (1.8x1.4)	10-UFQFN	Surface Mount	Logic	4-Pole
ON Semiconductor FSA8058UMX	Detection Switch	4.5 V	2.5 V	1	85 °C	-40 °C	Communication Systems Consumer Audio	10-UMLP (1.8x1.4)	10-UFQFN	Surface Mount	Logic	4-Pole
ON Semiconductor FSA8029UMX	Detection Switch	4.3 V	2.5 V	1	85 °C	-40 °C	Communication Systems Consumer Audio	10-UMLP (1.8x1.4)	10-UFQFN	Surface Mount	Logic	4-Pole
ON Semiconductor FSA8028UMX	Detection Switch	4.4 V	2.5 V	1	85 °C	-40 °C	Communication Systems Consumer Audio	10-UMLP (1.8x1.4)	10-UFQFN	Surface Mount	Logic	4-Pole
ON Semiconductor FSA8039AUMSX	Detection Switch	4.5 V	2.5 V	1	85 °C	-40 °C	Communication Systems Consumer Audio	10-UMLP (1.8x1.4)	10-UFQFN	Surface Mount	Logic	4-Pole
ON Semiconductor FSA8058UMX	Detection Switch	4.5 V	2.5 V	1	85 °C	-40 °C	Communication Systems Consumer Audio	10-UMLP (1.8x1.4)	10-UFQFN	Surface Mount	Logic	4-Pole
ON Semiconductor FSA8008AUMX	Detection Switch	4.4 V	2.5 V	1	85 °C	-40 °C	Communication Systems Consumer Audio	10-UMLP (1.8x1.4)	10-UFQFN	Surface Mount	Logic	4-Pole

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Bulk	1211	$ 0.25
		1211	$ 0.25

Description

General part information

FSA8008A Series

The FSA8008A is an audio jack detector and switch for 3- or 4-pole accessories. In addition to detection, the FSA8008 features an integrated MIC switch that allows the processor to configure the audio jack. The architecture is designed to allow common third-party headphones to be used for listening to music from mobile handsets, personal media players, and portable peripheral devices.￭ Determines 3- or 4-Pole Audio Jacks￭ Removes Audio Jack Pop-n-Click Caused by MIC Bias￭ Detects Audio Jack Accessories:- Standard Headphones- Headsets with MIC- Send / End Button Presses￭ Integrates a MIC Switch for 4-Pole Configuration