Cypress CY14B108L, CY14B108N manual Data Retention and Endurance, Capacitance, Thermal Resistance

				PRELIMINARY		CY14B108L, CY14B108N
Data Retention and Endurance
	Parameter			Description			Min			Unit
DATAR			Data Retention				20			Years
NVC			Nonvolatile STORE Operations				200			K
Capacitance
In the following table, the capacitance parameters are listed.[10]
Parameter				Description	Test Conditions			Max		Unit
CIN		Input Capacitance			TA = 25°C, f = 1 MHz,			14		pF
					VCC = 0 to 3.0V
COUT		Output Capacitance						14		pF
Thermal Resistance
In the following table, the thermal resistance parameters are listed. [10]
Parameter	Description			Test Conditions		48-FBGA	44-TSOP II		54-TSOP II		Unit
ΘJA	Thermal Resistance			Test conditions follow standard test methods		28.82	31.11		30.73		°C/W
	(Junction to Ambient)			and procedures for measuring thermal
				impedance, in accordance with EIA/JESD51.
ΘJC	Thermal Resistance					7.84	5.56		6.08		°C/W
	(Junction to Case)
				Figure 4. AC Test Loads

3.0V	577 Ω
	R1
OUTPUT

30 pF		R2
	789		Ω

577 Ω for tri-state specs

3.0V

R1

OUTPUT

5 pF		R2
	789		Ω

AC Test Conditions

Input Pulse Levels	0V to 3V
Input Rise and Fall Times (10% - 90%)	<3 ns
Input and Output Timing Reference Levels	1.5V

Note

10. These parameters are guaranteed but not tested.

Document #: 001-45523 Rev. *B Page 9 of 24

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