Varnitronics
DS28E05R+T MAXIM
MAXIM

DS28E05R+T

896bit 1.71V~3.63V Single bus SOT-23-3 Memory RoHS

SOT-23-3ROHS3 CompliantActive

DS28E05 1-Wire EEPROM

Manufacturer
MAXIM
Manufacturer part #
DS28E05R+T
Store part #
C2064942
Package / case
SOT-23-3
Category
Memory
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

100% Authentic · 30-Day Return or Replacement · policy

3,551 in stock

#C2064942

Stock & price checked 6 days ago

QuantityUnit pricePack price
1+₹241.69₹241.69
10+₹205.61₹2,056.10
30+₹185.62₹5,568.60
100+₹163.23₹16,323.00
500+₹140.20₹70,100.00
1,000+₹135.63₹1,35,630.00

1 × ₹241.69

₹241.69

excl. GST

₹285.19 incl. 18% GST

Need volume or a scheduled delivery? Request a quote
  • Dispatch in 7–10 working days
  • GST invoice with every order
  • Standard pack: 3,000 per reel

DS28E05R+T

₹241.69 for 1 + GST

Specifications

Operating Temperature
-40℃~+85℃
Features
Page write protection function;Noise suppression function
Memory Size
896bit
Voltage - Supply
1.71V~3.63V
Data Retention - TDR (Year)
10 years
Write Cycle Endurance
1,000 cycles
Interface
Single bus

Packaging & compliance

RoHS
ROHS3 Compliant
Lifecycle
Active
ECCN
EAR99
Packaging
Tape & Reel (TR)
Standard pack
3,000 / Reel
Sold per
Piece
Minimum order
1
Unit weight
0.06 g

Overview

The DS28E05 is a 112-byte user-programmable EEPROM organized as 7 pages of 16 bytes each. Memory pages can be individually set to write protected or EPROM emulation mode through protection byte settings. Each part has its own guaranteed unique 64-bit ROM identification number (ROM ID) that is factory programmed into the chip. The DS28E05 communicates over Maxim Integrated’s single contact 1-Wire interface at overdrive speed with the ROM ID acting as node address in the case of a multiple-device 1-Wire network. The DS28E05 combines 896 bits of user EEPROM organized as seven 128-bit pages, 64 bits of administrative data memory, and a 64-bit ROM ID in a single chip. Data is transferred serially through the 1-Wire protocol, which requires only a single data lead and a ground return. The user memory can have unrestricted write access (factory default), or can be write protected or put in EPROM emulation mode. Write protection prevents changes to the memory data. EPROM emulation mode logically ANDs memory data with incoming new data, which allows changing bits from 1 to 0, but not vice versa. By changing one bit at a time this mode could be used to create nonvolatile nonresettable counters. The device’s 64-bit ROM ID can be used to electronically identify the equipment in which the DS28E05 is used. The ROM ID guarantees unique identification and is also used to address the device in a multidrop 1-Wire network environment, where multiple devices reside on a common 1-Wire bus and operate independently of each other.

Applications

  • Accessory/PCB Identification
  • Medical Sensor Calibration Data Storage
  • Analog Sensor Calibration
  • Aftermarket Management of Consumables

Key features

  • Single-Contact 1-Wire Interface
  • 112 Bytes User EEPROM with 1K Write Cycles
  • Programmable Write Protection and OTP EPROM Emulation Modes for User Memory
  • Unique Factory-Programmed 64-Bit ROM ID Number
  • Communicates with Host at Up to 76.9kbps (Overdrive Only)
  • Operating Range: 1.71V to 3.63V, -40℃ to +85℃
  • ±8kV HBM ESD Protection (typ) on IO Pin
  • 4-Ball UCSP, 2-Pad SFN, 3-Pin SOT23 and 6-Pin TSOC Packages

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