CAT5221YI50 Overview
Package 20-TSSOP (0.173, 4.40mm Width) contains it.At Non-Volatile, this pentometer is stored for the first time.This digital potentiometer includes 2 embedded circuits.64 taps protect this pentometer against overcurrent.64 positions make up the pentometer.A termination of 20 is intended.The following programmable potentiometer includes 2 functions.Based on the picture, the total resistance of the speed potentiometers is 50000Ohm.The performance of the product is powered by 5V.On the digi devices, you can see the 20 pins.In general, Surface Mount is recommended for mounting.It can supply voltages up to 2.5V~6V.For this digital potentiometer, there is a temperature range of -40°C~85°C.Flow can be restricted using 50kOhm.It is possible to find Selectable Address using this digital variable resistor.At 3/5V, it delivers voltage.There are the following additional features of this digital potentiometer: NONVOLATILE MEMORY
CAT5221YI50 Features
Available in 20-TSSOP (0.173, 4.40mm Width) package
2 Circuits
Mounting Type: Surface Mount
Operate temperature at the range of -40°C~85°C

CAT5221YI50 Applications
There are a lot of ON Semiconductor
CAT5221YI50 Digital Potentiometers applications.

Refrigerator
Programmable computer
Power supply
Power meter
Automatic detection of equipment
Optic fiber network
Adjusting the LCD Display
Voltage control
Replaces mechanical potentiometers
Matching Linear Impedance

Mounting Type	Surface Mount
Package / Case	20-TSSOP (0.173, 4.40mm Width)
Surface Mount	YES
Operating Temperature	-40°C~85°C
Published	2009
Tolerance	±20%
JESD-609 Code	e3
Feature	Selectable Address
Pbfree Code	yes
Part Status	Obsolete
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Number of Terminations	20
ECCN Code	EAR99
Temperature Coefficient	300 ppm/°C
Resistance	50kOhm
Number of Positions	64
Terminal Finish	Tin (Sn)
Additional Feature	NONVOLATILE MEMORY
Voltage - Supply	2.5V~6V
Terminal Position	DUAL
Terminal Form	GULL WING
Peak Reflow Temperature (Cel)	NOT SPECIFIED
Number of Functions	2
Supply Voltage	5V
Terminal Pitch	0.65mm
Reach Compliance Code	compliant
Time@Peak Reflow Temperature-Max (s)	NOT SPECIFIED
Pin Count	20
Qualification Status	Not Qualified
Power Supplies	3/5V
Configuration	Potentiometer
Interface	I2C
Number of Circuits	2
Memory Type	Non-Volatile
Taper	Linear
Number of Taps	64
Total Resistance	50000Ohm
Resistance - Wiper (Ω) (Typ)	80
Resistor Terminal Voltage-Max	6V
Temperature Coefficient (Typ)	300ppm/°C
Length	6.5mm
Width	4.4mm