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ROHM Semiconductor



EEPROM (3-Wire) 2MHz 4Kbit 2.5-5.5V

ECAD Model:
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In Stock: 3,000


3,000 Can Ship Immediately

Factory Lead-Time:

20 Weeks Estimated factory production time for quantities greater than shown.
Long lead time reported on this product.
Minimum: 1   Multiples: 1

Full Reel (Order in multiples of 3000)
Cut Tape
MouseReel™ (+$7.00)

Pricing (USD)

Qty. Unit Price
Ext. Price
Cut Tape / MouseReel™
$0.39 $0.39
$0.352 $3.52
$0.309 $30.90
$0.304 $152.00
$0.296 $296.00
Full Reel (Order in multiples of 3000)
$0.265 $795.00
$0.255 $2,295.00
$0.249 $5,976.00
$0.241 $10,845.00
† $7.00 MouseReel™ fee will be added and calculated in your shopping cart. All MouseReel™ orders are non-cancellable and non-returnable.
Product Attribute Attribute Value
ROHM Semiconductor
Product Category: EEPROM
RoHS:  Details
3-Wire, Microwire
4 kbit
256 x 16
2.5 V
5.5 V
- 40 C
+ 125 C
2 MHz
100 Year
3 mA
Cut Tape
Active Read Current - Max: 3 mA
Brand: ROHM Semiconductor
Operating Supply Voltage: 2.5 V to 5.5 V
Product Type: EEPROM
Factory Pack Quantity: 3000
Subcategory: Memory & Data Storage
Part # Aliases: BR93H66RFVM-2C
ROHM Semiconductors AEC-Q101 qualified products are not
intended for volume automotive production without ROHM
Semiconductors prior approval.

Please contact ROHM Semiconductor for Production Part Approval
Process (PPAP) requirements or contact a Mouser Technical Sales
Representative for further assistance.


Industrial Product Solutions

ROHM Industrial Product Solutions supply a quality lineup of products from passive devices and discrete to ICs and modules, providing total solutions at the system level. The ROHM Industrial Product Solutions have achieved high quality, technological capability, and a stable supply of products (over ten years), creating innovative solutions in a highly integrated production system. These products meet the rapidly evolving needs of the industrial equipment market. ROHM continues to leverage its strengths providing optimized solutions tailored to customer sets.

Automotive EEPROMs

ROHM Semiconductor Automotive EEPROMs support SPI bus interface, serial 3-line interface, and 2-wire I2C interface methods. These ROHM EEPROMs operate at input voltage ranges of 1.6V to 5.5V, 2.5V to 5.5V, and 2.7V to 5.5V. The automotive EEPROMs operate at various temperature ranges of -40ºC to 85ºC, -40ºC to 105ºC, and -40ºC to 125ºC. These EEPROMs offer memory densities between 1Kb and 1Mb and operate at input frequencies between 400KHz and 10MHz.

Automotive Power Solutions

ROHM Semiconductor Automotive Power Solutions offer a broad portfolio of products and solutions for automotive systems, from the infotainment center and instrument cluster to powertrain and body ECUs. Also, as the demand for next-generation vehicles that embody these principles increases and automatic driving and smart cities will soon be realized, high-performance ICs and high power devices are becoming indispensable. ROHM contributes to the evolution and advancement of the automotive sector and next-generation cars by taking a quality-first approach to product manufacturing while ensuring long-term, stable supply.

Automotive Solutions

ROHM Automotive Solutions contribute to the continuing evolution of the automotive sector through a stable, long-term supply of high-quality products. An expansive lineup supports the transition towards increased electrification and connectivity. ROHM can provide optimized solutions to suit various customer needs by focusing on safety, comfort, and the environment.