HomeAll CategoryComparisonat28hc25690dm883_1733119-vs-at28c25620lm883_1746777-vs-at28c25615dm883_1746902

Comparison

AT28HC256-90DM/883 vs AT28C256-20LM/883 vs AT28C256-15DM/883

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Mfr. Part #	AT28HC256-90DM/883	AT28C256-20LM/883	AT28C256-15DM/883
Manufacturer	Microchip Technology	Microchip Technology	Microchip Technology
Description	IC EEPROM 256K PARALLEL 28CDIP	IC EEPROM 256K PARALLEL 32LCC	IC EEPROM 256K PARALLEL 28CDIP
Datasheet
RoHS
Specifications
Factory Lead Time	23 Weeks	23 Weeks	23 Weeks
Mounting Type	Through Hole	Surface Mount	Through Hole
Package / Case	28-CDIP (0.600, 15.24mm)	32-CLCC	28-CDIP (0.600, 15.24mm)
Surface Mount	NO	YES	-
Memory Types	Non-Volatile	Non-Volatile	Non-Volatile
Usage Level	Military grade	Military grade	Military grade
Operating Temperature	-55°C~125°C TC	-55°C~125°C TC	-55°C~125°C TC
Packaging	Tube	Tube	Tube
Published	1997	-	1997
JESD-609 Code	e0	e0	e0
Part Status	Active	Active	Active
Moisture Sensitivity Level (MSL)	1 (Unlimited)	3 (168 Hours)	1 (Unlimited)
Number of Terminations	28	32	28
ECCN Code	3A001.A.2.C	-	-
Terminal Finish	TIN/LEAD (SN/PB)	Tin/Lead (Sn/Pb)	Tin/Lead (Sn/Pb)
Additional Feature	AUTOMATIC WRITE	AUTOMATIC WRITE	-
HTS Code	8542.32.00.51	-	-
Voltage - Supply	5V	5V	5V
Terminal Position	DUAL	QUAD	DUAL
Peak Reflow Temperature (Cel)	NOT SPECIFIED	225	-
Number of Functions	1	1	1
Terminal Pitch	2.54mm	1.27mm	2.54mm
Time@Peak Reflow Temperature-Max (s)	NOT SPECIFIED	30	-
Base Part Number	AT28HC256	AT28C256	AT28C256
JESD-30 Code	R-GDIP-T28	R-CQCC-N32	-
Qualification Status	Not Qualified	Not Qualified	-
Memory Size	256Kb 32K x 8	256Kb 32K x 8	256Kb 32K x 8
Operating Mode	ASYNCHRONOUS	ASYNCHRONOUS	-
Access Time	90ns	200ns	150ns
Memory Format	EEPROM	EEPROM	EEPROM
Memory Interface	Parallel	Parallel	Parallel
Organization	32KX8	32KX8	32KX8
Memory Width	8	8	8
Write Cycle Time - Word, Page	10ms	10ms	10ms
Memory Density	262144 bit	262144 bit	-
Screening Level	MIL-STD-883 Class C	MIL-STD-883 Class C	MIL-STD-883 Class B
Programming Voltage	5V	5V	5V
Write Cycle Time-Max (tWC)	10ms	10ms	10ms
Voltage - Supply (Max)	5.5V	5.5V	-
Voltage - Supply (Min)	4.5V	4.5V	-
Length	37.215mm	13.97mm	37.215mm
Height Seated (Max)	5.72mm	2.54mm	5.72mm
Width	15.24mm	11.43mm	15.24mm
RoHS Status	Non-RoHS Compliant	Non-RoHS Compliant	Non-RoHS Compliant
Lead Free	Contains Lead	Contains Lead	Contains Lead
Pbfree Code	-	no	-
Power Supplies	-	5V	-
Supply Current-Max	-	0.05mA	-
Output Characteristics	-	3-STATE	-
Standby Current-Max	-	0.0003A	-
Endurance	-	10000 Write/Erase Cycles	-
Data Polling	-	YES	-
Toggle Bit	-	YES	-
Command User Interface	-	NO	-
Page Size	-	64words	64words
Mount	-	-	Through Hole
Number of Pins	-	-	28
Current - Supply (Nom)	-	-	50mA
Frequency	-	-	150GHz
Interface	-	-	Parallel, SPI
Density	-	-	256 kb
Radiation Hardening	-	-	No
Pricing(USD)
Grads Price	Quantity Unit Price 1+ $1389.1632 10+ $1310.5313 100+ $1236.3503 500+ $1166.3682 1000+ $1100.34735	Quantity Unit Price 1+ $1190.77215 10+ $1123.36995 100+ $1059.78295 500+ $999.79525 1000+ $943.20305	Quantity Unit Price 1+ $1145.4949 10+ $1080.6556 100+ $1019.4864 500+ $961.7796 1000+ $907.33925
Availability	2210	2646	2451
Price	$1389.1632	$1190.77215	$1145.4949
Quantity