beautypg.com

Capacitance, Thermal resistance, Ac test loads and waveforms – Cypress CY7C1336H User Manual

Page 8

background image

PRELIMINARY

CY7C1336H

Document #: 001-00210 Rev. *A

Page 8 of 15

Capacitance

[9]

Parameter

Description

Test Conditions

100 TQFP

Max.

Unit

C

IN

Input Capacitance

T

A

= 25

°C, f = 1 MHz,

V

DD

= 3.3V, V

DDQ

= 3.3V

5

pF

C

CLK

Clock Input Capacitance

5

pF

C

I/O

Input/Output Capacitance

5

pF

Thermal Resistance

[9]

Parameter

Description

Test Conditions

100 TQFP

Package

Unit

Θ

JA

Thermal Resistance
(Junction to Ambient)

Test conditions follow standard test
methods and procedures for
measuring thermal impedance, per
EIA/JESD51

30.32

°C/W

Θ

JC

Thermal

Resistance

(Junction to Case)

6.85

°C/W

AC Test Loads and Waveforms

Note:

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

OUTPUT

R = 317

R = 351

5 pF

INCLUDING

JIG AND

SCOPE

(a)

(b)

OUTPUT

R

L

= 50

Z

0

= 50

V

L

= 1.5V

3.3V

ALL INPUT PULSES

V

DDQ

GND

90%

10%

90%

10%

≤ 1 ns

≤ 1 ns

(c)

3.3V I/O Test Load

[+] Feedback