Cypress CY7C1353G manual Capacitance12, Thermal Resistance12, AC.Test Loads and Waveforms

CY7C1353G

Capacitance[12]

Parameter	Description	Test Conditions	100 TQFP	Unit
			Max
CIN	Input Capacitance	TA = 25°C, f = 1 MHz,	5	pF
		VDD = 3.3V
CCLOCK	Clock Input Capacitance		5	pF
		VDDQ=3.3V
CIO	IO Capacitance		5	pF
Thermal Resistance[12]

Parameters	Description	Test Conditions	100 TQFP	Unit
			Package
ΘJA	Thermal Resistance	Test conditions follow standard test methods and	30.32	°C/W
	(Junction to Ambient)	procedures for measuring thermal impedance,
		according to EIA/JESD51.
ΘJC	Thermal Resistance		6.85	°C/W
	(Junction to Case)

AC.Test Loads and Waveforms

3.3V IO Test Load									R = 317Ω
OUTPUT						3.3V
	Z0	= 50Ω				OUTPUT
				RL	= 50Ω
							5 pF			R = 351Ω
			VT = 1.5V			INCLUDING
			(a)					(b)
2.5V IO Test Load						JIG AND
						SCOPE			R = 1667Ω
OUTPUT						2.5V
	Z0	= 50Ω				OUTPUT
				RL	= 50Ω
							5 pF				R =1538Ω
						INCLUDING
			VT = 1.25V
						JIG AND
						SCOPE
			(a)					(b)

Note:

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

VDDQ	ALL INPUT PULSES
					90%
10%		90%				10%
GND						≤ 1ns
≤ 1ns				(c)
VDDQ	ALL INPUT PULSES
					90%
10%			90%			10%
GND						≤ 1ns
≤ 1ns

(c)

Document #: 38-05515 Rev. *E Page 8 of 13

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