CY62146ESL MoBL

Capacitance

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

Parameter

Description

Test Conditions

Max

Unit

CIN

Input Capacitance

TA = 25°C, f = 1 MHz,

10

pF

 

 

VCC = VCC(typ)

 

 

COUT

Output Capacitance

10

pF

 

Thermal Resistance

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

Parameter

Description

Test Conditions

TSOP II

Unit

ΘJA

Thermal Resistance

Still Air, soldered on a 3 × 4.5 inch, two-layer

77

°C/W

 

(Junction to Ambient)

printed circuit board

 

 

ΘJC

Thermal Resistance

 

13

°C/W

 

(Junction to Case)

 

 

 

AC Test Loads and Waveforms

R1

VCC

OUTPUT

30 pF

INCLUDING

JIG AND

SCOPE

VCC

 

 

 

 

 

 

 

 

ALL INPUT PULSES

 

 

 

 

 

 

 

 

 

 

90%

 

10%

 

 

 

 

 

 

90%

 

 

 

 

 

 

 

10%

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GND

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fall Time = 1 V/ns

 

 

 

 

 

 

 

 

 

 

 

 

R2 Rise Time = 1 V/ns

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Equivalent to:

 

THÉVENIN EQUIVALENT

 

 

 

 

 

 

 

 

 

 

 

 

RTH

 

 

OUTPUT

 

 

 

 

 

 

 

 

 

V TH

 

 

 

 

 

 

 

 

 

 

 

Parameters

2.5V

3.0V

5.0V

Unit

R1

16667

1103

1800

Ω

 

 

 

 

 

R2

15385

1554

990

Ω

 

 

 

 

 

RTH

8000

645

639

Ω

VTH

1.20

1.75

1.77

V

Document #: 001-43142 Rev. **

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Cypress CY62146ESL manual Capacitance, Thermal Resistance, AC Test Loads and Waveforms, Tsop