Part Number: AT28C256E-15TU vs AT28HC64B-12TA

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Part Number: AT28C256E-15TU AT28HC64B-12TA
Manufacturer: Microchip Technology Microchip Technology
Description: IC EEPROM 256KBIT 150NS 28TSOP Memory IC AT28HC64
Quantity Available: Available Available
Datasheets: - -
Factory Lead Time 14 Weeks -
Contact Plating Tin -
Mount Surface Mount -
Mounting Type Surface Mount Surface Mount
Package / Case 28-TSSOP (0.465, 11.80mm Width) 28-TSSOP (0.465, 11.80mm Width)
Number of Pins 28 -
Operating Temperature -40°C~85°C TC -40°C~125°C TC
Packaging Tray Tray
Published 1997 2016
JESD-609 Code e3 -
Pbfree Code yes -
Part Status Active Obsolete
Moisture Sensitivity Level (MSL) 3 (168 Hours) 3 (168 Hours)
Number of Terminations 28 -
Additional Feature AUTOMATIC WRITE -
Technology CMOS EEPROM
Voltage - Supply 4.5V~5.5V 4.5V~5.5V
Terminal Position DUAL -
Peak Reflow Temperature (Cel) 260 -
Number of Functions 1 -
Supply Voltage 5V -
Terminal Pitch 0.55mm -
Frequency 150GHz -
Reflow Temperature-Max (s) 40 -
Base Part Number AT28C256 AT28HC64
Qualification Status Not Qualified -
Operating Supply Voltage 5V -
Power Supplies 5V -
Memory Size 256Kb 32K x 8 64Kb 8K x 8
Nominal Supply Current 50mA -
Memory Type Non-Volatile Non-Volatile
Operating Mode ASYNCHRONOUS -
Access Time 150ns 120ns
Memory Format EEPROM EEPROM
Memory Interface Parallel Parallel
Organization 32KX8 -
Output Characteristics 3-STATE -
Memory Width 8 -
Write Cycle Time - Word, Page 10ms 10ms
Density 256 kb -
Standby Current-Max 0.0002A -
Screening Level MIL-STD-883 -
Programming Voltage 5V -
Endurance 100000 Write/Erase Cycles -
Write Cycle Time-Max (tWC) 10ms -
Data Polling YES -
Toggle Bit YES -
Command User Interface NO -
Page Size 64words -
Height Seated (Max) 1.2mm -
Length 11.8mm -
Width 8mm -
RoHS Status ROHS3 Compliant Non-RoHS Compliant
Lead Free Lead Free -
Supplier Device Package - 28-TSOP
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