Datasheets
DS1391U-33+T&R by:

Low-Voltage SPI/3-Wire RTCs with Trickle Charger, 10-MINI_SO-N/A, 10 Pins, -40 to 85C

Part Details for DS1391U-33+T&R by Analog Devices Inc

Results Overview of DS1391U-33+T&R by Analog Devices Inc

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Applications Automotive

DS1391U-33+T&R Information

DS1391U-33+T&R by Analog Devices Inc is a Timer or RTC.
Timers or RTCs are under the broader part category of Microcontrollers and Processors.

Microcontrollers (MCUs) are small, low-power integrated circuits used to control embedded systems. Microcontrollers are primarily used to automate and control devices. Read more about Microcontrollers and Processors on our Microcontrollers and Processors part category page.

Price & Stock for DS1391U-33+T&R

Part # Distributor Description Stock Price Buy
DISTI # 700-DS1391U-33T&R
Mouser Electronics Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle RoHS: Compliant 2930
  • 1 $5.2900
  • 10 $4.0400
  • 25 $3.7300
  • 100 $3.3100
  • 250 $3.0600
  • 500 $2.9100
  • 1,000 $2.8700
  • 3,000 $2.8100
$2.8100 / $5.2900 Buy Now
Analog Devices Inc Low-Voltage SPI/3-Wire RTCs wi Min Qty: 1 Package Multiple: 1 980
  • 1 $5.2900
  • 10 $4.0390
  • 25 $3.7260
  • 100 $3.3820
  • 250 $3.2180
  • 500 $3.1191
  • 1,000 $3.0377
  • 3,000 $2.9372
$2.9372 / $5.2900 Buy Now

Part Details for DS1391U-33+T&R

DS1391U-33+T&R CAD Models

DS1391U-33+T&R Part Data Attributes

DS1391U-33+T&R Analog Devices Inc
Buy Now Datasheet
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DS1391U-33+T&R Analog Devices Inc Low-Voltage SPI/3-Wire RTCs with Trickle Charger, 10-MINI_SO-N/A, 10 Pins, -40 to 85C
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer ANALOG DEVICES INC
Part Package Code 10-MINI_SO-N/A
Package Description TSSOP-10
Pin Count 10
Manufacturer Package Code 10-MINI_SO-N/A
Reach Compliance Code compliant
Date Of Intro 2004-07-26
Samacsys Manufacturer Analog Devices
Clock Frequency-Max 0.032 MHz
External Data Bus Width
Information Access Method SERIAL(SPI), SERIAL, 3-WIRE
Interrupt Capability Y
JESD-30 Code S-PDSO-G10
JESD-609 Code e3
Length 3 mm
Moisture Sensitivity Level 1
Number of Terminals 10
Number of Timers
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Package Body Material PLASTIC/EPOXY
Package Code TSSOP
Package Equivalence Code TSSOP10,.19,20
Package Shape SQUARE
Package Style SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Seated Height-Max 1.1 mm
Supply Voltage-Max 5.5 V
Supply Voltage-Min 2.97 V
Supply Voltage-Nom 3.3 V
Surface Mount YES
Technology CMOS
Temperature Grade INDUSTRIAL
Terminal Finish Matte Tin (Sn)
Terminal Form GULL WING
Terminal Pitch 0.5 mm
Terminal Position DUAL
Time-Min 1/100 SECOND
Time@Peak Reflow Temperature-Max (s) 30
Volatile YES
Width 3 mm
uPs/uCs/Peripheral ICs Type TIMER, REAL TIME CLOCK

Alternate Parts for DS1391U-33+T&R

This table gives cross-reference parts and alternative options found for DS1391U-33+T&R. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of DS1391U-33+T&R, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
DS1391U-33+ Analog Devices Inc $2.4144 Low-Voltage SPI/3-Wire RTCs with Trickle Charger, 10-MINI_SO-N/A, 10 Pins, -40 to 85C DS1391U-33+T&R vs DS1391U-33+
DS1391U-33+T&R Maxim Integrated Products $4.3684 Real Time Clock, Volatile, 1 Timer(s), CMOS, PDSO10, ROHS COMPLIANT, MO-187CBA, MICRO, SOP-10 DS1391U-33+T&R vs DS1391U-33+T&R
DS1391U-33 Maxim Integrated Products Check for Price Real Time Clock, Volatile, 1 Timer(s), CMOS, PDSO10, MO-187CBA, MICRO, SOP-10 DS1391U-33+T&R vs DS1391U-33
DS1391U-33/T&R Maxim Integrated Products Check for Price Real Time Clock, Non-Volatile, 1 Timer(s), CMOS, PDSO10, MO-187CBA, MICRO, SOP-10 DS1391U-33+T&R vs DS1391U-33/T&R

DS1391U-33+T&R Related Parts

DS1391U-33+T&R Frequently Asked Questions (FAQ)

  • The recommended operating temperature range for the DS1391U-33+T&R is -40°C to +85°C.

  • To ensure accuracy, use a high-quality crystal oscillator, follow the recommended crystal loading capacitance, and maintain a stable power supply voltage.

  • Yes, the DS1391U-33+T&R has a battery input pin (VBAT) that allows it to operate from a battery when the main power supply is absent, making it suitable for battery-backed applications.

  • The DS1391U-33+T&R communicates with a microcontroller through a 3-wire serial interface (SCL, SDA, and RST). Use the I2C protocol to read and write data to the device.

  • The RST pin is an active-low reset input that resets the device when pulled low. It can be used to initialize the device or recover from a fault condition.

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