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Real Time Clock with Embedded Crystal, ±5ppm Accuracy, DFN, /Reel
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.
ISL12020MIRZ-T by Renesas Electronics Corporation 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.
Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
ISL12020MIRZ-T-ND
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DigiKey | IC RTC CLK/CALENDAR I2C 20DFN Min Qty: 4000 Lead time: 18 Weeks Container: Tape & Reel (TR) | Temporarily Out of Stock |
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$4.3460 | Buy Now |
DISTI #
ISL12020MIRZ-T
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Avnet Americas | RTC IC, YY-MM-DD-DW, HH:MM:SS: 12Hr / 24Hr, I2C, 2.7 V to 5.5 V, 20 Pins, DFN-EP - Tape and Reel (Alt: ISL12020MIRZ-T) RoHS: Compliant Min Qty: 4000 Package Multiple: 4000 Lead time: 18 Weeks, 0 Days Container: Reel | 3000 |
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$7.5300 | Buy Now |
DISTI #
968-ISL12020MIRZ-T
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Mouser Electronics | Real Time Clock LDAL TIME CLK & TEMP COMPENSATED CR RoHS: Compliant | 0 |
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$4.3400 | Order Now |
DISTI #
ISL12020MIRZ-T
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Avnet Silica | RTC IC YYMMDDDW HHMMSS 12Hr 24Hr I2C 27 V to 55 V 20 Pins DFNEP (Alt: ISL12020MIRZ-T) RoHS: Compliant Min Qty: 4000 Package Multiple: 4000 Lead time: 20 Weeks, 0 Days | Silica - 0 |
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Buy Now | |
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Win Source Electronics | Low Power RTC with Battery Backed SRAM, Integrated ±5ppm Temperature Compensation and Auto Daylight Saving | IC RTC CLK/CALENDAR I2C 20-DFN | 10669 |
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$5.1547 / $7.7320 | Buy Now |
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ISL12020MIRZ-T
Renesas Electronics Corporation
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Datasheet
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ISL12020MIRZ-T
Renesas Electronics Corporation
Real Time Clock with Embedded Crystal, ±5ppm Accuracy, DFN, /Reel
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Pbfree Code | Yes | |
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | RENESAS ELECTRONICS CORP | |
Part Package Code | DFN | |
Package Description | DFN-20 | |
Pin Count | 20 | |
Manufacturer Package Code | L20.5.5X4.0 | |
Reach Compliance Code | compliant | |
ECCN Code | EAR99 | |
HTS Code | 8542.39.00.01 | |
Factory Lead Time | 18 Weeks | |
Date Of Intro | 2017-11-22 | |
Samacsys Manufacturer | Renesas Electronics | |
Clock Frequency-Max | 0.032 MHz | |
External Data Bus Width | ||
Information Access Method | SERIAL(I2C) | |
Interrupt Capability | Y | |
JESD-30 Code | R-PDSO-N20 | |
JESD-609 Code | e3 | |
Length | 5.5 mm | |
Moisture Sensitivity Level | 1 | |
Number of Terminals | 20 | |
Number of Timers | ||
On Chip Data RAM Width | 8 | |
Operating Temperature-Max | 85 °C | |
Operating Temperature-Min | -40 °C | |
Package Body Material | PLASTIC/EPOXY | |
Package Code | HSON | |
Package Equivalence Code | SOLCC20,.16,20 | |
Package Shape | RECTANGULAR | |
Package Style | SMALL OUTLINE, HEAT SINK/SLUG | |
Peak Reflow Temperature (Cel) | 260 | |
RAM (words) | 128 | |
Seated Height-Max | 1.3 mm | |
Supply Voltage-Max | 5.5 V | |
Supply Voltage-Min | 2.7 V | |
Supply Voltage-Nom | 3 V | |
Surface Mount | YES | |
Technology | CMOS | |
Temperature Grade | INDUSTRIAL | |
Terminal Finish | MATTE TIN | |
Terminal Form | NO LEAD | |
Terminal Pitch | 0.5 mm | |
Terminal Position | DUAL | |
Time-Min | SECONDS | |
Time@Peak Reflow Temperature-Max (s) | 30 | |
Volatile | NO | |
Width | 4 mm | |
uPs/uCs/Peripheral ICs Type | TIMER, REAL TIME CLOCK |
This table gives cross-reference parts and alternative options found for ISL12020MIRZ-T. 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 ISL12020MIRZ-T, 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 |
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ISL12020MIRZ-T7A | Intersil Corporation | Check for Price | Real Time Clock with Embedded Crystal, ±5ppm Accuracy; DFN20; Temp Range: -40° to 85°C | ISL12020MIRZ-T vs ISL12020MIRZ-T7A |
ISL12020MIRZ | Intersil Corporation | Check for Price | Real Time Clock with Embedded Crystal, ±5ppm Accuracy; DFN20; Temp Range: -40° to 85°C | ISL12020MIRZ-T vs ISL12020MIRZ |
A good PCB layout for the ISL12020MIRZ-T involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the clock signal traces. Additionally, it's recommended to place the crystal oscillator close to the IC and use a guard ring around the oscillator to reduce noise.
To ensure the accuracy of the RTC, it's essential to use a high-quality crystal oscillator with a low ppm error, maintain a stable power supply voltage, and minimize temperature variations. Additionally, the RTC should be calibrated periodically to account for any deviations.
The maximum frequency of the clock output of the ISL12020MIRZ-T is 32.768 kHz, which is the typical frequency used for real-time clock applications.
Yes, the ISL12020MIRZ-T is suitable for battery-powered devices due to its low power consumption of 1.2 μA in the timekeeping mode. However, it's essential to consider the power consumption of the entire system and optimize the design for low power operation.
The ISL12020MIRZ-T can be interfaced with a microcontroller using the I2C bus. The microcontroller can read and write data to the ISL12020MIRZ-T using the I2C protocol, and the ISL12020MIRZ-T can also generate interrupts to the microcontroller when specific events occur.