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CAT5419

Description
Dual Digitally Programmable Potentiometers (DPP) with 64 Taps and 2-wire Interface
Categoryaccessories   
File Size191KB,15 Pages
ManufacturerON Semiconductor
Websitehttp://www.onsemi.cn
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CAT5419 Overview

Dual Digitally Programmable Potentiometers (DPP) with 64 Taps and 2-wire Interface

CAT5419
Dual Digital
Potentiometer (POT)
with 64 Taps
and 2‐wire Interface
Description
http://onsemi.com
The CAT5419 is two digital POTs integrated with control logic and
16 bytes of NVRAM memory.
A separate 6-bit control register (WCR) independently controls the
wiper tap position for each digital POT. Associated with each wiper
control register are four 6-bit non-volatile memory data registers (DR)
used for storing up to four wiper settings. Writing to the wiper control
register or any of the non-volatile data registers is via a 2-wire serial
bus (I
2
C-like). On power-up, the contents of the first data register
(DR0) for each of the two potentiometers is automatically loaded into
its respective wiper control registers (WCR).
The Write Protection (WP) pin protects against inadvertent
programming of the data register.
The CAT5419 can be used as a potentiometer or as a two terminal,
variable resistor. It is intended for circuit level or system level
adjustments in a wide variety of applications.
Features
TSSOP24
Y SUFFIX
CASE 948AR
SOIC−24
W SUFFIX
CASE 751BK
PIN CONNECTIONS
V
CC
R
L0
R
H0
R
W0
A2
WP
SDA
A
1
R
L1
R
H1
R
W1
GND
SOIC−24 (W)
(Top View)
SDA
A
1
R
L1
R
H1
R
W1
GND
NC
NC
NC
NC
SCL
A
3
1
WP
A
2
R
W0
R
H0
R
L0
V
CC
NC
NC
NC
NC
A
0
NC
CAT5419
1
NC
NC
NC
NC
A
0
NC
A
3
SCL
NC
NC
NC
NC
Two Linear-taper Digital Potentiometers
64 Resistor Taps per Potentiometer
End to End Resistance 2.5 kW, 10 kW, 50 kW or 100 kW
Potentiometer Control and Memory Access via 2-wire Interface
(I
2
C like)
Low Wiper Resistance, Typically 80
W
Four Non-volatile Wiper Settings for Each Potentiometer
Recall of Wiper Settings at Power Up
2.5 to 6.0 Volt Operation
Standby Current less than 1
mA
1,000,000 Nonvolatile WRITE Cycles
100 Year Nonvolatile Memory Data Retention
24-lead SOIC and 24-lead TSSOP
Write Protection for Data Register
These Devices are Pb-Free, Halogen Free/BFR Free and are RoHS
Compliant
CAT5419
TSSOP24 (Y)
(Top View)
ORDERING INFORMATION
See detailed ordering and shipping information in the package
dimensions section on page 13 of this data sheet.
Semiconductor Components Industries, LLC, 2013
July, 2013
Rev. 11
1
Publication Order Number:
CAT5419/D

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Description Dual Digitally Programmable Potentiometers (DPP) with 64 Taps and 2-wire Interface Dual Digitally Programmable Potentiometers (DPP) with 64 Taps and 2-wire Interface Dual Digitally Programmable Potentiometers (DPP) with 64 Taps and 2-wire Interface Dual Digitally Programmable Potentiometers (DPP) with 64 Taps and 2-wire Interface Inductance Inductance Dual Digitally Programmable Potentiometers (DPP) with 64 Taps and 2-wire Interface Dual Digitally Programmable Potentiometers (DPP) with 64 Taps and 2-wire Interface
Brand Name - ON Semiconduc ON Semiconduc ON Semiconduc - - ON Semiconductor ON Semiconductor
Is it lead-free? - Lead free Lead free Lead free - - Lead free Lead free
Maker - ON Semiconductor ON Semiconductor ON Semiconductor - - ON Semiconductor ON Semiconductor
Parts packaging code - SOIC SOIC SOIC - - TSSOP TSSOP
package instruction - 0.300 INCH, HALOGEN FREE AND ROHS COMPLIANT, MS-013, SOIC-24 0.300 INCH, HALOGEN FREE AND ROHS COMPLIANT, MS-013, SOIC-24 0.300 INCH, HALOGEN FREE AND ROHS COMPLIANT, MS-013, SOIC-24 - - TSSOP, TSSOP24,.25 TSSOP, TSSOP24,.25
Contacts - 24 24 24 - - 24 24
Manufacturer packaging code - 751BK 751BK 751BK - - 948AR 948AR
Reach Compliance Code - unknow unknow unknow - - compliant compliant
ECCN code - EAR99 EAR99 EAR99 - - EAR99 EAR99
Other features - NONVOLATILE MEMORY NONVOLATILE MEMORY NONVOLATILE MEMORY - - NONVOLATILE MEMORY NONVOLATILE MEMORY
control interface - 2-WIRE SERIAL 2-WIRE SERIAL 2-WIRE SERIAL - - 2-WIRE SERIAL 2-WIRE SERIAL
Converter type - DIGITAL POTENTIOMETER DIGITAL POTENTIOMETER DIGITAL POTENTIOMETER - - DIGITAL POTENTIOMETER DIGITAL POTENTIOMETER
JESD-30 code - R-PDSO-G24 R-PDSO-G24 R-PDSO-G24 - - R-PDSO-G24 R-PDSO-G24
JESD-609 code - e3 e3 e3 - - e3 e3
length - 15.3 mm 15.3 mm 15.3 mm - - 7.8 mm 7.8 mm
Humidity sensitivity level - 3 3 3 - - 1 1
Number of functions - 2 2 2 - - 2 2
Number of positions - 64 64 64 - - 64 64
Number of terminals - 24 24 24 - - 24 24
Maximum operating temperature - 85 °C 85 °C 85 °C - - 85 °C 85 °C
Minimum operating temperature - -40 °C -40 °C -40 °C - - -40 °C -40 °C
Package body material - PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY - - PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code - SOP SOP SOP - - TSSOP TSSOP
Encapsulate equivalent code - SOP24,.4 SOP24,.4 SOP24,.4 - - TSSOP24,.25 TSSOP24,.25
Package shape - RECTANGULAR RECTANGULAR RECTANGULAR - - RECTANGULAR RECTANGULAR
Package form - SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE - - SMALL OUTLINE, THIN PROFILE, SHRINK PITCH SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Celsius) - 260 260 260 - - 260 260
power supply - 3/5 V 3/5 V 3/5 V - - 3/5 V 3/5 V
Certification status - Not Qualified Not Qualified Not Qualified - - Not Qualified Not Qualified
resistance law - LINEAR LINEAR LINEAR - - LINEAR LINEAR
Maximum resistor tolerance - 20% 20% 20% - - 20% 20%
Maximum resistor terminal voltage - 6 V 6 V 6 V - - 6 V 6 V
Maximum seat height - 2.65 mm 2.65 mm 2.65 mm - - 1.2 mm 1.2 mm
Nominal supply voltage - 5 V 5 V 5 V - - 5 V 5 V
surface mount - YES YES YES - - YES YES
Nominal temperature coefficient - 300 ppm/°C 300 ppm/°C 300 ppm/°C - - 300 ppm/°C 300 ppm/°C
Temperature level - INDUSTRIAL INDUSTRIAL INDUSTRIAL - - INDUSTRIAL INDUSTRIAL
Terminal surface - Tin (Sn) Tin (Sn) Tin (Sn) - - Tin (Sn) Tin (Sn)
Terminal form - GULL WING GULL WING GULL WING - - GULL WING GULL WING
Terminal pitch - 1.27 mm 1.27 mm 1.27 mm - - 0.65 mm 0.65 mm
Terminal location - DUAL DUAL DUAL - - DUAL DUAL
Maximum time at peak reflow temperature - 40 40 40 - - 40 40
Nominal total resistance - 100000 Ω 2500 Ω 50000 Ω - - 50000 Ω 2500 Ω
width - 7.47 mm 7.47 mm 7.47 mm - - 4.4 mm 4.4 mm

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