QS74FCT251AT，there are the best QS74FCT251AT suppiers all over the world here.These are the list and detailed contact method of QS74FCT251AT suppliers all over the world as follows.You can buy or get informations of QS74FCT251AT through email , message or tel.

suppliers of QS74FCT251AT and PDF data of QS74FCT251AT

Part Numbert	Mfg	Packt	D/C	Descriptiont	Qty	Company/Contact
QS74FCT251AT	QUALITY SEMI		390		9945+	HK HUAYI TRADE DEVELOPMENT LIM.. Contact:kristy Tel:86-755-83259720 Fax: Email: huayi_ic@163.com
QS74FCT251AT	QUALITYSEMI		9945+		351	HK Green System Ltd Contact:hong123 Tel:86-755-0 Fax: Email: rena@hkgreen-system.com
QS74FCT251AT	QUALITY SEMI		2009+		9800	aoxiang electronic Contact:john Tel:86-10-82890624 Fax: Email: vivian@afg.hk
QS74FCT251AT		SSOP16脚	00+		890	Pzohjovic Contact:Pzohjovic Tel:0-123456-123456 Fax: Email: yszhengliang@163.com
QS74FCT251AT		SSOP16脚	00+		890	WeiYuan (HongKong) Electronics.. Contact:Anna Tel:86-755-83798488 Fax:86-755-83798303 Email: yslic@yahoo.cn
QS74FCT251AT	QUALITY SEMI		9945+		SSOP-16	kingshine(hk)electronic co.ltd.. Contact:joehong Tel:86-755-83958561 Fax:0755-82518847 Email: joehong102@163.com
QS74FCT251AT	QUALITY SEMI	SSOP-16	9945+		390	aino electronics(hk) company Contact:ye Tel:86-755-33068162 Fax: Email: aino-aino@163.com
QS74FCT251AT		SSOP16脚	00+		890	WeiYuan (HongKong) Electronics.. Contact:Jason Chen Tel:86-754-86674131 Fax:86-754-84478131 Email: weiyuan-ic@263.net

QS74FCT251AT Datasheet

These products are not designed for use in life support appliances, devices, or systems where malfunction of these products can reasonably be expected to result in personal injury. Philips customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Philips for any damages resulting from such Improper use or sale.
QS74FCT251AT Price

	Contact material	Contact circuit	LigHt and mecHanical indicators	Special application
O	standard 0	standard O	standard O	standard
4	Ag Sn02	standard O	standard O	standard

QS74FCT251AT on stock

Parameter	Symbol	·5		·6		·7		Units	Notes
Parameter	Symbol	Min	Max	Min	Max	Min	Max	Units	Notes
Random read or write cycle time	tRC	90		110		130		ns
Read-modify-write cycle time	tRWC	133		155		185		ns
Access time from RAS	tRAC		50		60		70	ns	3,4,9
Access time from AS	tCAC		13		15		20	ns	3,4
Access time from column address	tAA		25		30		35	ns	3,9
CAS to output in Low-Z	tCLZ	0		0		0		ns	3
Output buffer turn-off delay	tOFF	0	13	0	15	0	20	ns	5
Transition time (rise and fall)	tT	3	50	3	50	3	50	ns	2
RAS precharge time	tRP	30		40		50		ns
RAS pulse width	tRAS	50	10K	60	10K	70	10K	ns
RAS hold time	tRSH	13		15		20		ns
~AS hold time	tCSH	50		60		70		ns
~AS pulse width	tCAS	13	10K	15	10K	20	10K	ns
RAS to ~AS delay time	tRCD	20	37	20	45	20	50	ns	4
RAS to column address delay time	tRAD	15	25	15	30	15	35	ns	9
~AS to RAS precharge time	tCRP	5		5		5		ns
Row address set-up time	tASR	0		0		0		ns
Row address hold time	tRAH	10		10		10		ns
Column address set-up time	tASC	0		0		0		ns
Column address hold time	tCAH	10		10		15		ns
Column address to RAS lead time	tRAL	25		30		35		ns
Read command set-up time	tRCS	0		0		0		ns
Read command hold time referenced to ~AS	tRCH	0		0		0		ns	7
Read command hold time referenced to RAS	tRRH	0		0		0		ns	7
Write command hold time	tWCH	10		10		15		ns
Write command pulse width	tWP	10		10		15		ns
Write command to RAS lead time	tRWL	13		15		20		ns
Write command to ~AS lead time	tCWL	13		15		20		ns

Important Information and Disclaimer:The information provided on this page represents TI's knowledge and belief as of the date that it is provided. TI bases its knowledge and belief on information provided by third parties, and makes no representation or warranty as to the accuracy of such information. Efforts are underway to better integrate information from third parties. TI has taken and continues to take reasonable steps to provide representative and accurate information but may not have conducted destructive testing or chemical analysis on incoming materials and chemicals. TI and TI suppliers consider certain information to be proprietary, and thus CAS numbers and other limited information may not be available for release.

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