NN514256LT-40 datasheet, PDF - EEWORLD Datasheet

NN514256LT-40: DescriptionFast Page DRAM, 256KX4, 40ns, CMOS, PDSO20; Categorystorage storage; File Size746KB，17 Pages; ManufacturerUnited Microelectronics Corporation; Websitehttp://www.umc.com/

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NN514256LT-40 Overview

Fast Page DRAM, 256KX4, 40ns, CMOS, PDSO20

Parameter Name	Attribute value
Is it Rohs certified?	incompatible
Maker	United Microelectronics Corporation
package instruction	TSSOP, TSSOP20/24,.63,20
Reach Compliance Code	unknown
ECCN code	EAR99
access mode	FAST PAGE
Maximum access time	40 ns
Other features	RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH
I/O type	COMMON
JESD-30 code	R-PDSO-G20
JESD-609 code	e0
memory density	1048576 bit
Memory IC Type	FAST PAGE DRAM
memory width	4
Number of functions	1
Number of ports	1
Number of terminals	20
word count	262144 words
character code	256000
Operating mode	ASYNCHRONOUS
Maximum operating temperature	70 °C
Minimum operating temperature
organize	256KX4
Output characteristics	3-STATE
Package body material	PLASTIC/EPOXY
encapsulated code	TSSOP
Encapsulate equivalent code	TSSOP20/24,.63,20
Package shape	RECTANGULAR
Package form	SMALL OUTLINE
Peak Reflow Temperature (Celsius)	NOT SPECIFIED
power supply	5 V
Certification status	Not Qualified
refresh cycle	512
Maximum standby current	0.00005 A
Maximum slew rate	0.11 mA
Maximum supply voltage (Vsup)	5.5 V
Minimum supply voltage (Vsup)	4.5 V
Nominal supply voltage (Vsup)	5 V
surface mount	YES
technology	CMOS
Temperature level	COMMERCIAL
Terminal surface	Tin/Lead (Sn/Pb)
Terminal form	GULL WING
Terminal pitch	0.5 mm
Terminal location	DUAL
Maximum time at peak reflow temperature	NOT SPECIFIED

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