DS1248Y-70IND+ by Analog Devices

1024K NV SRAM with Phantom Clock


The DS1248 1024K NV SRAM with Phantom Clock is a fully static nonvolatile RAM (organized as 128K words by 8 bits) with a built-in real-time clock. The DS1248 has a self-contained lithium energy source and control circuitry, which constantly monitors VCC for an out-of-tolerance condition. When such a condition occurs, the lithium energy source is automatically switched on and writes protection is unconditionally enabled to prevent garbled data in both the memory and real-time clock.

Where to Buy

Prices starting from US$32.03

Distributor Stock
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Farnell
from US$44.54
No stock
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Logo for Analog Devices
Analog Devices
from US$32.03
3
in stock
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Features

Real-Time Clock (RTC) Keeps Track of Hundredths of Seconds, Minutes, Hours, Days, Date of the Month, Months, and Years
128k x 8 NV SRAM Directly Replaces Volatile Static RAM or EEPROM
Embedded Lithium Energy Cell Maintains Calendar Operation and Retains RAM Data
Watch Function is Transparent to RAM Operation
Automatic Leap Year Compensation Valid Up to 2100
Full 10% Operating Range
Over 10 Years of Data Retention in the Absence of Power
Lithium Energy Source is Electrically Disconnected to Retain Freshness Until Power is Applied for the First Time
DIP Module Only Standard 32-Pin JEDEC Pinout
Standard 32-Pin JEDEC Pinout
PowerCap Module Board Only Surface Mountable Package for Direct Connection to PowerCap Containing Battery and Crystal Replaceable Battery (PowerCap) Pin-for-Pin Compatible with DS1244P and DS1251P
Surface Mountable Package for Direct Connection to PowerCap Containing Battery and Crystal
Replaceable Battery (PowerCap)
Pin-for-Pin Compatible with DS1244P and DS1251P

Specifications

Interface BytewidePhantom Clock
VSUPPLY (V) 5
Date/ Time Format (hh = sec/100) YY-MM-DD/ HH:MM:SS:hh
Memory Type NV SRAM
Memory Size (Bytes) 128K
Time of Day Alarms 0
Package/Pins MOD/32PWRCP/34
BudgetaryPrice (See Notes) 25.61


DS1248Y-70IND+ Semiconductors - ICs by Analog Devices

RTC W/ NVSRAM 1024KB HH:MM:SS:HH EDIP

Status: Unknown
Series: -
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

Date Format Day
Clock Format HH
Clock IC Type RTC
Supply Voltage Min 4.5V
Supply Voltage Max 5.5V
Clock IC Case Style EDIP
No. of Pins 32Pins
IC Interface Type Bytewide
Operating Temperature Min -40°C
Operating Temperature Max 85°C
Product Range -
Automotive Qualification Standard -
RoHS Phthalates Compliant To Be Advised
MSL MSL 1 - Unlimited
SVHC 1 2-dimethoxyethane ethylene glycol dimethyl ether (EGDME) (15-Jan-2018)

Alternative Descriptions

1024k NV SRAM with Phantom Clo | Analog Devices
RTC W/ NVSRAM, 1024KB, HH: MM: SS: HH, EDIP | Farnell

Frequently Asked Questions

Where can I find additional details, specifications and documents for a DS1248Y-70IND+ ?

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Is the DS1248Y-70IND+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for DS1248Y-70IND+ have stock available?

Authorised distributors including Analog Devices and Farnell have stock available or on a lead time for DS1248Y-70IND+ .

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