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STC89C53RC-25-I-NJ Datasheet

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STC89C53RC-25-I-NJ Price

MECHANICAL CHARACTERISTICS CASE: Molaed encapsulation, axial lead package (D0-41). FINISH: Corrosion resistant. Leads are solderable. THERMAL RESISTANCE: 450C/ Watt junction to Jead at 0.375- inches from body. POLARITY: Banded end is cathode. WEIGHT: 0.4 grams (Typical).
STC89C53RC-25-I-NJ on stock

			Version
Parameter		Symbol	60	75	Unit	Note
Row active to row active delay		tRRD(rTiin)	12	15	ns	1
RAS to CAS delay		tRCD(rTiin)	18	20	ns	1
Row precharge time		tRP(min)	18	20	ns	1
		tRIXs(min)	42	45	ns	1
Row active time		tRAs(max)	100		us
Row cycle time		tRc(Friin)	60	65	ns	1
Last data in to row precharge		tRDL(rriin)	2		CLK	2,5
Last data in to Active delay		tDAL(ITiin)	2 CLK+ tRP			5
Last data in to new col. address delay		tCDL(rriin)	1		CLK	2
Last data in to burst stop		tBDL(rriin)	1		CLK	2
Col. address to col. address delay		tCCD(rTiin)	1		CLK	3
	CAS latency=3		2
Number of valid output data	CAS latency=2			1	ea	4

OPERATING SUPPLY IC VOLTAGE FROM 5V T0 12V BUSES UP T0 1.3A GATE CURRENT CAPABILITY TTL-COMPATIBLE 5 BIT PROGRAMMABLE OUTPUT COMPLIANT WITH VRM 8.4 : 1.3V T0 2.05V WITH 0.05V BINARY STEPS 2.1V T0 3.5V WITH O.1V BINARY STEPS VOLTAGE MODE PWM CONTROL EXCELLENT OUTPUT ACCURACY: +1% OVER LINE AND TEMPERATURE VARIATIONS VERY FAST LOAD TRANSIENT RESPONSE: FROM 0% T0 100% DUTY CYCLE POWER GOOD OUTPUT VOLTAGE OVERVOLTAGE PROTECTION AND MONITOR OVERCURRENT PROTECTION REALIZED USING THE UPPER MOSFET'S F~:lsON 200KHz INTERNAL OSCILLATOR OSCILLATOR EXTERNALLY ADJUSTABLE FROM 50KHz T0 1MHz SOFT START AND INHIBIT FUNCTIONS

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