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See Technical Specifications

DS1245AB-100+

NVSRAM (Non-Volatile SRAM) Memory IC 1Mbit Parallel 100 ns 32-EDIP

Manufacturer:

Analog Devices, Inc
Mfr.Part #:

DS1245AB-100+
Datasheet:

DS1245AB-100+ Datasheet (PDF)
packingQty:

Tube,11
packingOption:

Tube
tempRange:

0 to 70C
EDA/CAD Models:

Request Free CAD Models for DS1245AB-100+

Email: [email protected]

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Tel: +852 95804164

DS1245AB-100+ General Description

The DS1245 1024k Nonvolatile (NV) SRAMs are 1,048,576-bit, fully static, nonvolatile SRAMs organized as 131,072 words by 8 bits. Each complete NV SRAM has a self-contained lithium energy source and control circuitry which constantly monitors V_CC for an out-of-tolerance condition. When such a condition occurs, the lithium energy source is automatically switched on and write protection is nconditionally enabled to prevent data corruption. DIP-package DS1245 devices can be used in place of existing 128k x 8 static RAMs directly conforming to the popular bytewide 32-pin DIP standard. DS1245 devices in the PowerCap Module package are directly surface mountable and are normally paired with a DS9034PC PowerCap to form a complete Nonvolatile SRAM module. There is no limit on the number of write cycles that can be executed and no additional support circuitry is required for microprocessor interfacing.

Analog Devices, IncMicrosoft.AspNetCore.Mvc.Localization.LocalizedHtmlString

Key Features

10 years minimum data retention in the absence of external power
Data is automatically protected during power loss
Replaces 128k x 8 volatile static RAM, EEPROM or Flash memory
Unlimited write cycles
Low-power CMOS
Read and write access times of 70ns
Lithium energy source is electrically disconnected to retain freshness until power is applied for the first time
Full ±10% V_CC operating range (DS1245Y)
Optional ±5% V_CC operating range (DS1245AB)
Optional industrial temperature range of -40°C to +85°C, designated IND
JEDEC standard 32-pin DIP package
PowerCap Module (PCM) package
- Directly surface-mountable module
- Replaceable snap-on PowerCap provides lithium backup battery
- Standardized pinout for all nonvolatile SRAM products
- Detachment feature on PowerCap allows easy removal using a regular screwdriver