AT28BV64B-20TU More Semiconductors - ICs by Microchip Technology

Battery-Voltage 64Kb (8Kbit x 8) Parallel EEPROM with Software Data Protection

Status: Active
Series: AT28BV64B
RoHS: Compliant
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The Microchip AT28BV64B is a high-performance 64Kbit Parallel EEPROM offering access times to 200ns with 54mW power dissipation and 2.7V supply voltage. Deselected, CMOS standby current is less than 20µA. Access like static RAM for the read or write cycle without external components; it contains a 64-byte page register to allow writing of up to 64 bytes simultaneously. Optional Software Data Protection mechanism guards against inadvertent writes; and an extra 64 bytes of EEPROM enables device identification or tracking.

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Prices starting from US$2.27

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Features

8 Kbits x 8 (64 Kbit)
2.7V to 3.6V Supply
Parallel Interface
200ns access time
Self-Timed Erase and Write Cycles (10 ms max)
Page Write and Byte Write
Data Polling for end of write detection
Low Power Consumption
Read / Write current 15 mA (Max)
Standby current 20 µA (Typ), 50 µA (Max)
Write-Protection
Hardware Protection
Software Data Protect
More than 100,000 erase/write cycles
Data retention > 10 years
Temperature Ranges
Standard Temperature Range: -40°C to 85°C
Available in Green (Pb/Halide-free) Packaging Only
32-lead, Plastic J-leaded Chip Carrier (PLCC)
28-lead, 0.300" Wide, Plastic Gull Wing Small Outline (SOIC)
28-lead, Plastic Thin Small Outline Package (TSOP)

Specifications

Density (Organization) 64Kb
Operating Voltage Min. (V) 2.7
Oper Voltage Max (V) 3.6
Read Access Speed (Par Flash) 200 ns
Page Size (bytes) 64
Write Protected False
Endurance 10k Cycles
Data Retention (Years) 10
Battery Backup False

Environmental Information

JEDEC Indicator e3
ROHS Compliant
China EFUP Compliant
Device Weight (g) 0.2321
Shipping Weight (kg) 1.696581
Lead Count 28
Package Type TSOP
Package Width or Size 8x11.8x1mm
Soldering Composition Matte Tin

Alternative Descriptions

PARALLEL EEPROM, 64KBIT, TSOP-28 | Farnell


Frequently Asked Questions

Where can I find additional details, specifications and documents for a AT28BV64B-20TU?

Additional datasheets, footprints and schematics for AT28BV64B-20TU are listed on our Part Details page. You can also find images and similar parts to AT28BV64B-20TU on this page.

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What category does AT28BV64B-20TU fall under?

The AT28BV64B-20TU is listed under Semiconductors - ICs > More Semiconductors - ICs.

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Is the AT28BV64B-20TU RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by Microchip Technology.

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