Cypress CY7C1545V18, CY7C1543V18, CY7C1556V18 manual Capacitance, AC Electrical Characteristics

CY7C1541V18, CY7C1556V18

CY7C1543V18, CY7C1545V18

Electrical Characteristics (continued)

DC Electrical Characteristics

Over the Operating Range [15]

Parameter	Description	Test Conditions			Min	Typ	Max	Unit
ISB1	Automatic Power down	Max VDD,	375 MHz	x8			525	mA
	Current	Both Ports Deselected,
				x9			525
		VIN ≥ VIH or VIN ≤ VIL
		f = fMAX = 1/tCYC, Inputs		x18			525
		Static
				x36			410
			333 MHz	x8			500	mA
				x9			500
				x18			500
				x36			395
			300 MHz	x8			450	mA
				x9			450
				x18			450
				x36			385

AC Electrical Characteristics

Over the Operating Range[14]

Parameter	Description	Test Conditions	Min	Typ	Max	Unit
VIH	Input HIGH Voltage		VREF + 0.2	–	VDDQ + 0.24	V
VIL	Input LOW Voltage		–0.24	–	VREF – 0.2	V

Capacitance

Tested initially and after any design or process change that may affect these parameters.

Parameter	Description	Test Conditions	Max	Unit
CIN	Input Capacitance	TA = 25°C, f = 1 MHz, VDD = 1.8V, VDDQ = 1.5V	5	pF
CCLK	Clock Input Capacitance		6	pF
CO	Output Capacitance		7	pF

Document Number: 001-05389 Rev. *F Page 21 of 28

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