SX1506I091TRT Overview
Using 16 I/Os, it is programmed.28-UFQFN Exposed Pad comes with the device enclosed in the packaging.The case comes in the Tape & Reel (TR) style.Votage is provided within 2.5V~5.5V.The mounting type recommended for it is Surface Mount.Devices work when the operating temperature ranges -40°C~85°C.The performance of the output frequency is determined by 400kHz.In terms of termination, it is characterized by 28 termination as a whole.In total, the part has 28 pins.There is voltage at 3.3V provided by the device.On the basis of the SX150 family, you can look for related parts.POR can also be founded with this device.It has 28 pins.Mounting can be done using Surface Mount.
SX1506I091TRT Features

SX1506I091TRT Applications
There are a lot of Semtech Corporation
SX1506I091TRT I/O Expanders applications.

Single-Ended to Differential Conversion/Amplification
Low Voltage, Low Noise, Differential Signal Processing
Common Mode Voltage Translation
Portable Instrumentation
Multiprotocol RFID Readers: EPC-GEN2, ISD and IPX
IDEN, PHS, GSM Basestations
Repeaters, Radio Links, and Modems
Wireless Telemetry
JTRS
802.11x Receivers

Mount	Surface Mount
Mounting Type	Surface Mount
Package / Case	28-UFQFN Exposed Pad
Number of Pins	28
Operating Temperature	-40°C~85°C
Packaging	Tape & Reel (TR)
Published	2012
Feature	POR
Part Status	Obsolete
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Number of Terminations	28
HTS Code	8542.39.00.01
Voltage - Supply	2.5V~5.5V
Terminal Position	QUAD
Number of Functions	1
Supply Voltage	3.3V
Base Part Number	SX150
Pin Count	28
Output Type	Push-Pull
Interface	I2C
Number of I/O	16
Clock Frequency	400kHz
Telecom IC Type	TELECOM CIRCUIT
Interrupt Output	Yes
Current - Output Source/Sink	8mA 24mA
Length	4mm
Height Seated (Max)	0.6mm
Radiation Hardening	No
RoHS Status	RoHS Compliant
Lead Free	Lead Free