M48T18-100PC1
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STMicroelectronics M48T18-100PC1

Manufacturer No:
M48T18-100PC1
Manufacturer:
STMicroelectronics
Package:
Tube
Description:
IC RTC CLK/CALENDAR PAR 28DIP
Delivery:
Payment:
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Product Introduction

Overview

The M48T18-100PC1 is a part of the M48T18 series of Battery Backed SRAMs produced by STMicroelectronics. This integrated circuit combines an 8 K x 8 non-volatile static RAM with a real-time clock, making it a highly integrated solution for applications requiring both memory and timekeeping functions. The device is pin and function compatible with the DS1643 and JEDEC standard 8 K x 8 SRAMs, ensuring ease of integration into various systems.

Key Specifications

Attribute Value
Manufacturer STMicroelectronics
Type of Integrated Circuit RTC circuit
Memory Organization 8 K x 8 bits
Memory Capacity 64 Kb SRAM
Access Time 100 ns
Operating Voltage 4.5 V to 5.5 V
Operating Temperature -40 °C to +85 °C
Mounting Method Through Hole
Package Style PCDIP-28
Clock Format HH:MM:SS (24h)
Date Format YY-MM-DD-dd
Time Keeping Current 3 mA

Key Features

  • Integrated ultra-low power SRAM, real-time clock, power-fail control circuit, and battery.
  • BYTEWIDE™ RAM-like clock access.
  • BCD coded year, month, day, date, hours, minutes, and seconds.
  • Typical clock accuracy of ±1 minute a month at 25 °C.
  • Automatic power-fail chip deselect and write protection.
  • Software controlled clock calibration for high accuracy applications.
  • Self-contained battery and crystal in the CAPHAT™ DIP package.
  • SOIC package provides direct connection for a SNAPHAT® top which contains the battery and crystal.
  • Pin and function compatible with DS1643 and JEDEC standard 8 K x 8 SRAMs.
  • RoHS compliant – Lead-free second level interconnect.

Applications

The M48T18-100PC1 is suitable for a wide range of applications that require both non-volatile memory and real-time clock functions. These include:

  • Industrial control systems.
  • Medical devices.
  • Automated systems in various industries.
  • Data logging and monitoring systems.
  • Any application requiring precise timekeeping and battery-backed memory.

Q & A

  1. What is the M48T18-100PC1?

    The M48T18-100PC1 is a Battery Backed SRAM with a real-time clock, produced by STMicroelectronics.

  2. What is the memory organization of the M48T18-100PC1?

    The memory organization is 8 K x 8 bits.

  3. What is the operating voltage range of the M48T18-100PC1?

    The operating voltage range is 4.5 V to 5.5 V.

  4. What is the typical clock accuracy of the M48T18-100PC1?

    The typical clock accuracy is ±1 minute a month at 25 °C.

  5. Does the M48T18-100PC1 have automatic power-fail protection?

    Yes, it has automatic power-fail chip deselect and write protection.

  6. What kind of packaging is available for the M48T18-100PC1?

    The device is available in PCDIP-28 and SOIC packages with a SNAPHAT® top for the battery and crystal.

  7. Is the M48T18-100PC1 RoHS compliant?

    Yes, it is RoHS compliant with lead-free second level interconnect.

  8. What is the mounting method for the M48T18-100PC1?

    The mounting method is Through Hole.

  9. Can the M48T18-100PC1 be used in industrial applications?

    Yes, it is suitable for industrial applications due to its robust specifications and operating temperature range.

  10. How does the SNAPHAT® housing work with the SOIC package?

    The SNAPHAT® housing contains the battery and crystal and can be mounted on top of the SOIC package after the surface mount process, preventing potential damage from high temperatures.

Product Attributes

Type:Clock/Calendar
Features:Leap Year, Watchdog Timer
Memory Size:- 
Time Format:HH:MM:SS (24 hr)
Date Format:YY-MM-DD-dd
Interface:Parallel
Voltage - Supply:4.5V ~ 5.5V
Voltage - Supply, Battery:- 
Current - Timekeeping (Max):3mA @ 4.5V ~ 5.5V
Operating Temperature:0°C ~ 70°C
Mounting Type:Through Hole
Package / Case:28-DIP Module (0.600", 15.24mm)
Supplier Device Package:28-PCDIP, CAPHAT®
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Similar Products

Part Number M48T18-100PC1 M48T18-150PC1 M48T08-100PC1
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics
Product Status Active Active Active
Type Clock/Calendar Clock/Calendar Clock/Calendar
Features Leap Year, Watchdog Timer Leap Year, Watchdog Timer Leap Year, Watchdog Timer
Memory Size - - -
Time Format HH:MM:SS (24 hr) HH:MM:SS (24 hr) HH:MM:SS (24 hr)
Date Format YY-MM-DD-dd YY-MM-DD-dd YY-MM-DD-dd
Interface Parallel Parallel Parallel
Voltage - Supply 4.5V ~ 5.5V 4.5V ~ 5.5V 4.75V ~ 5.5V
Voltage - Supply, Battery - - -
Current - Timekeeping (Max) 3mA @ 4.5V ~ 5.5V 3mA @ 4.5V ~ 5.5V 3mA @ 4.7V ~ 5.5V
Operating Temperature 0°C ~ 70°C 0°C ~ 70°C 0°C ~ 70°C
Mounting Type Through Hole Through Hole Through Hole
Package / Case 28-DIP Module (0.600", 15.24mm) 28-DIP Module (0.600", 15.24mm) 28-DIP Module (0.600", 15.24mm)
Supplier Device Package 28-PCDIP, CAPHAT® 28-PCDIP, CAPHAT® 28-PCDIP, CAPHAT®

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