Cypress CY62158E manual Data Retention Characteristics, Parameters Unit

CY62158E MoBL→

R1

VCC

OUTPUT

100 pF

INCLUDING

JIG AND

SCOPE

	Figure 2. AC Test Loads and Waveforms
	3V	ALL INPUT PULSES
			90%
	10%	90%		10%
R2	GND			Fall Time = 1 V/ns
	Rise Time = 1 V/ns

Equivalent to: THÉVENIN EQUIVALENT

RTH

OUTPUT V

Parameters	5.0V	Unit
R1	1838	Ω
R2	994	Ω
RTH	645	Ω
VTH	1.75	V

Data Retention Characteristics

Over the Operating Range

Parameter	Description	Conditions	Min		Typ [2]	Max	Unit
VDR	VCC for Data Retention			2			V
ICCDR [6]	Data Retention Current	VCC = VDR				8	μA
		CE1 > VCC − 0.2V, CE2 < 0.2V,
		VIN > VCC − 0.2V or VIN < 0.2V
tCDR [7]	Chip Deselect to Data			0			ns
	Retention Time
t [8]	Operation Recovery Time		t	RC			ns
R

VCC

CE1

or

CE2

		Figure 3. Data Retention Waveform
			DATA RETENTION MODE
				VCC(min)
VCC(min)			VDR > 2.0 V
	tCDR				tR

Notes

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

8.Full device operation requires linear VCC ramp from VDR to VCC(min) > 100 μs or stable at VCC(min) > 100 μs.

Document #: 38-05684 Rev. *D Page 4 of 10

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