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Microcontrollers and Processors / Timers or RTCs / DS1746WP-120+
Datasheets
DS1746WP-120+ by:
Analog Devices Inc
Analog Devices Inc
Dallas Semiconductor
Maxim Integrated Products
Rochester Electronics LLC
Not Found

Y2K-Compliant, Nonvolatile Timekeeping RAMs, N/A, 34 Pins, 0 to 70C

Part Details for DS1746WP-120+ by Analog Devices Inc

Results Overview of DS1746WP-120+ by Analog Devices Inc

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

DS1746WP-120+ Information

DS1746WP-120+ 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 DS1746WP-120+

Part # Distributor Description Stock Price Buy
DISTI # 700-DS1746WP-120
Mouser Electronics Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R RoHS: Compliant 47
  • 1 $49.8500
  • 10 $41.6900
  • 25 $39.8500
  • 40 $39.8100
  • 120 $32.7500
$32.7500 / $49.8500 Buy Now
Analog Devices Inc Y2K-Compliant, Nonvolatile Tim Package Multiple: 1 102
  • 1 $45.5500
  • 10 $34.1320
  • 1,000 $26.2000
$26.2000 / $45.5500 Buy Now

Part Details for DS1746WP-120+

DS1746WP-120+ CAD Models

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DS1746WP-120+ Part Data Attributes

Parametric Data
DS1746WP-120+ Analog Devices Inc
Buy Now Datasheet
Compare Parts:
DS1746WP-120+ Analog Devices Inc Y2K-Compliant, Nonvolatile Timekeeping RAMs, N/A, 34 Pins, 0 to 70C
Select a part to compare:
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer ANALOG DEVICES INC
Part Package Code N/A
Package Description POWERCAP MODULE-34
Pin Count 34
Manufacturer Package Code N/A
Reach Compliance Code compliant
Date Of Intro 2001-02-21
Samacsys Manufacturer Analog Devices
Clock Frequency-Max 0.032 MHz
External Data Bus Width 8
Information Access Method PARALLEL, DIRECT ADDRESS
Interrupt Capability N
JESD-30 Code R-XDMA-U34
JESD-609 Code e3
Length 25.019 mm
Moisture Sensitivity Level 1
Number of Terminals 34
Number of Timers
Operating Temperature-Max 70 °C
Operating Temperature-Min
Package Body Material UNSPECIFIED
Package Code DMA
Package Equivalence Code MODULE,34LEAD,1.0
Package Shape RECTANGULAR
Package Style MICROELECTRONIC ASSEMBLY
Qualification Status Not Qualified
Seated Height-Max 2.032 mm
Supply Voltage-Max 3.6 V
Supply Voltage-Min 3 V
Supply Voltage-Nom 3.3 V
Surface Mount YES
Technology CMOS
Temperature Grade COMMERCIAL
Terminal Finish Matte Tin (Sn)
Terminal Form J INVERTED
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time-Min SECONDS
Volatile NO
Width 23.495 mm
uPs/uCs/Peripheral ICs Type TIMER, REAL TIME CLOCK

Alternate Parts for DS1746WP-120+

This table gives cross-reference parts and alternative options found for DS1746WP-120+. 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 DS1746WP-120+, 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
DS1746WP-120 Maxim Integrated Products Check for Price Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, POWERCAP, MODULE-34 DS1746WP-120+ vs DS1746WP-120
Part Number Manufacturer Composite Price Description Compare
DS1746WP-120IND Maxim Integrated Products Check for Price Real Time Clock, Non-Volatile, CMOS, POWERCAP, MODULE-34 DS1746WP-120+ vs DS1746WP-120IND
DS1743WP-150 Dallas Semiconductor Check for Price Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, 0.700 INCH, MODULE, POWERCAP-34 DS1746WP-120+ vs DS1743WP-150
DS1744WP+120 Maxim Integrated Products Check for Price Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, LEAD FREE, POWERCAP MODULE-34 DS1746WP-120+ vs DS1744WP+120
DS1743WP-150+ Maxim Integrated Products Check for Price Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, ROHS COMPLIANT, POWERCAP MODULE-34 DS1746WP-120+ vs DS1743WP-150+
DS1744WP-120 Maxim Integrated Products Check for Price Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, POWERCAP, MODULE-34 DS1746WP-120+ vs DS1744WP-120
DS1743WP-120IND+ Maxim Integrated Products Check for Price Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, ROHS COMPLIANT, POWERCAP MODULE-34 DS1746WP-120+ vs DS1743WP-120IND+
DS1744WP-120IND+ Maxim Integrated Products $18.6876 Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, ROHS COMPLIANT, MODULE-34 DS1746WP-120+ vs DS1744WP-120IND+
DS1747WP-120+ Analog Devices Inc Check for Price Y2K-Compliant, Nonvolatile Timekeeping RAMs, N/A, 34 Pins, 0 to 70C DS1746WP-120+ vs DS1747WP-120+
DS1743WP-150 Maxim Integrated Products Check for Price Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, POWERCAP MODULE-34 DS1746WP-120+ vs DS1743WP-150
DS1744WP-120+ Analog Devices Inc Check for Price Y2K-Compliant, Nonvolatile Timekeeping RAMs, N/A, 34 Pins, 0 to 70C DS1746WP-120+ vs DS1744WP-120+

DS1746WP-120+ Frequently Asked Questions (FAQ)

  • A good PCB layout for the DS1746WP-120+ involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing noise coupling between the analog and digital sections. It's also recommended to use a low-ESR capacitor for the VCC pin and to keep the clock signal traces short and shielded.

  • To ensure accurate temperature measurement, it's essential to follow proper thermal design guidelines, such as placing the device in close proximity to the thermal source, using a thermally conductive material for the PCB, and minimizing thermal gradients. Additionally, calibrating the device and using a high-accuracy temperature sensor can improve measurement accuracy.

  • The maximum clock frequency for the DS1746WP-120+ is 1 MHz. Exceeding this frequency may result in reduced accuracy, increased power consumption, or even device damage.

  • Yes, the DS1746WP-120+ can be used in a multi-drop bus configuration. However, it's essential to ensure that the total bus capacitance does not exceed 400 pF and that the bus is properly terminated to prevent signal reflections and noise.

  • To ensure proper operation, it's recommended to power up the VCC pin before the VDD pin, and to power down the VDD pin before the VCC pin. This sequencing helps prevent latch-up and ensures that the device is properly initialized.