HomeAll CategoryComparisonsst39sf040554cnhet_9546910-vs-sst39vf040704cnhet_1742942-vs-sst25vf040b504cs2aft_9546688

Comparison

SST39SF040-55-4C-NHE-T vs SST39VF040-70-4C-NHE-T vs SST25VF040B-50-4C-S2AF-T

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Mfr. Part #	SST39SF040-55-4C-NHE-T	SST39VF040-70-4C-NHE-T	SST25VF040B-50-4C-S2AF-T
Manufacturer	Microchip Technology	Microchip Technology	Microchip Technology
Description	IC FLASH 4MBIT 55NS 32PLCC	IC FLASH 4M PARALLEL 32PLCC	Flash Serial-SPI 3.3V 4Mbit 512K x 8bit 8ns 8-Pin SOIC T/R
Datasheet
RoHS
Specifications
Factory Lead Time	7 Weeks	1 Weeks	3 Weeks
Contact Plating	Tin	-	-
Mount	Surface Mount	-	-
Mounting Type	Surface Mount	Surface Mount	Surface Mount
Package / Case	32-LCC (J-Lead)	32-LCC (J-Lead)	8-SOIC (0.209, 5.30mm Width)
Number of Pins	32	32	8
Memory Types	Non-Volatile	Non-Volatile	Non-Volatile
Current - Supply (Nom)	25mA	-	-
Operating Temperature	0°C~70°C TA	0°C~70°C TA	0°C~70°C TA
Packaging	Tape & Reel (TR)	Tape & Reel (TR)	Tape & Reel (TR)
Series	SST39 MPF™	SST39 MPF™	SST25
Published	2010	2010	2010
Part Status	Active	Active	Active
Moisture Sensitivity Level (MSL)	3 (168 Hours)	3 (168 Hours)	3 (168 Hours)
Number of Terminations	32	32	8
Voltage - Supply	5V	2.7V~3.6V	3.3V
Terminal Position	QUAD	QUAD	DUAL
Terminal Pitch	1.27mm	1.27mm	1.27mm
Base Part Number	SST39SF040	SST39VF040	SST25VF040B
Power Supplies	5V	3/3.3V	-
Memory Size	4Mb 512K x 8	4Mb 512K x 8	4Mb 512K x 8
Access Time	55ns	70ns	-
Memory Format	FLASH	FLASH	FLASH
Memory Interface	Parallel	Parallel	SPI
Data Bus Width	8b	8b	-
Organization	512KX8	512KX8	4MX1
Memory Width	8	8	1
Write Cycle Time - Word, Page	20μs	20μs	10μs
Address Bus Width	19b	-	1b
Density	4 Mb	4 Mb	4 Mb
Standby Current-Max	0.0001A	0.000015A	0.00002A
Sync/Async	Asynchronous	-	-
Word Size	8b	-	-
Data Polling	YES	YES	-
Toggle Bit	YES	YES	-
Command User Interface	YES	YES	-
Number of Sectors/Size	128	128	-
Sector Size	4K	4K	-
Radiation Hardening	No	-	No
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Lead Free	Lead Free	Lead Free	Lead Free
Surface Mount	-	YES	YES
JESD-609 Code	-	e3	e4
Pbfree Code	-	yes	-
Terminal Finish	-	Matte Tin (Sn) - annealed	Nickel/Palladium/Gold (Ni/Pd/Au)
Peak Reflow Temperature (Cel)	-	245	-
Time@Peak Reflow Temperature-Max (s)	-	40	-
Qualification Status	-	Not Qualified	-
Supply Current-Max	-	0.02mA	0.03mA
Number of Functions	-	-	1
Interface	-	-	SPI, Serial
Clock Frequency	-	-	50MHz
Programming Voltage	-	-	2.7V
Serial Bus Type	-	-	SPI
Endurance	-	-	100000 Write/Erase Cycles
Data Retention Time-Min	-	-	100
Write Protection	-	-	HARDWARE/SOFTWARE
Voltage - Supply (Max)	-	-	3.6V
Voltage - Supply (Min)	-	-	2.7V
Length	-	-	5.275mm
Height Seated (Max)	-	-	2.16mm
Pricing(USD)
Grads Price	Quantity Unit Price 1+ $64.6851 10+ $61.0237 100+ $57.5695 500+ $54.3109 1000+ $51.2366	Quantity Unit Price 1+ $23.0652 10+ $21.7596 100+ $20.5279 500+ $19.366 1000+ $18.2698	Quantity Unit Price 1+ $21.18 10+ $19.9812 100+ $18.8502 500+ $17.7832 1000+ $16.7766
Availability	860	150	146
Price	$64.6851	$23.0652	$21.18
Quantity