MCP795W21-I/ST The Microchip Technology MCP795W21-I/ST is a Real Time Clock IC featuring an SPI interface and 64B of memory. It operates within a temperature range of -40°C to 85°C.
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MCP795W21-I/ST

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology MCP795W21-I/ST is a Real Time Clock IC featuring an SPI interface and 64B of memory. It operates within a temperature range of -40°C to 85°C.
✓ Total Stock: 30,653 pcs
$ Price Range: $5.21

MCP795W21-I/ST Available from 1 distributor

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30,653 pcs
30653 pcs On Request 1 On Request On Request 2020+ On Request On Request

MCP795W21-I/ST Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Features
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Interface
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MCP795W21-I/ST Description

Short technical summary and product information.

The Microchip Technology MCP795W21-I/ST is a Clock/Calendar type Real Time Clock IC. It utilizes an SPI interface for communication and includes features such as Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, and a Watchdog Timer. The device supports both YY-MM-DD-dd date format and HH:MM:SS:hh (12/24 hr) time format.

 

With a supply voltage range of 1.3V to 3.6V, this IC operates efficiently with a typical current draw of 1µA at 1.8V to 5.5V. The operating temperature range is from -40°C to 85°C, making it suitable for various environmental conditions. The memory size is 64B, with an additional 2kb of EEPROM available.

 

Packaged in a 14-TSSOP (0.173", 4.40mm Width) surface mount configuration, the MCP795W21-I/ST is supplied in a tube. Its RoHS3 compliance and MSL 1 rating indicate adherence to industry standards for electronic components.

MCP795W21-I/ST Quick Information

Product Type: Real Time Clock IC
Canonical Name: Microchip Technology MCP795W21-I/ST Real Time Clock IC
Subcategory: Real Time Clock

MCP795W21-I/ST Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

MCP795W21-I/ST Estimated Pricing

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1+ $5.21 $5.21

Estimated market price range - modelled values for guidance only, not live distributor offers.

MCP795W21-I/ST Features

  • SPI interface for clock and calendar functions.
  • Includes alarm, EEPROM, and watchdog timer.
  • Wide operating temperature range of -40°C to 85°C.
  • Surface mount 14-TSSOP package for compact designs.
  • RoHS3 compliant for modern electronics.

MCP795W21-I/ST Applications

  • Ideal for timekeeping in embedded systems.
  • Suitable for battery-backed applications.
  • Used in devices requiring accurate date/time.
  • Supports leap year calculations automatically.

MCP795W21-I/ST FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the MCP795W21-I/ST?

The supply voltage range is 1.3V to 3.6V.

What is the operating temperature range for this Real Time Clock IC?

The operating temperature range is -40°C to 85°C.

What package type is the MCP795W21-I/ST available in?

It is available in a 14-TSSOP package.

Does the MCP795W21-I/ST support SPI communication?

Yes, it features an SPI bus interface.

What memory size is available on the MCP795W21-I/ST?

It has 64B of SRAM and 2 kb of EEPROM.

What are the key features of the MCP795W21-I/ST?

Key features include Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, and Watchdog Timer.

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