Capacitance, Thermal resistance, Ac characteristics – Rainbow Electronics W24512A User Manual

Page 3

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W24512A

Publication Release Date: March 1999

- 3 -

Revision A7

CAPACITANCE

(V

DD

= 5V, T

A

= 25

°

C, f = 1 MHz)

PARAMETER

SYM.

CONDITIONS

MAX.

UNIT

Input Capacitance

C

IN

V

IN

= 0V

8

pF

Input/Output Capacitance

C

I/O

V

OUT

= 0V

10

pF

Note: These parameters are sampled but not 100% tested.

THERMAL RESISTANCE

PARAMETER

SYM.

CONDITIONS

MAX.

UNIT

Junction to Case Thermal Resistance

θ

JC

A. F. R. = 1m/sec, T

A

= 25

°

C

20

°

C/W

Junction to Ambient Thermal
Resistance

θ

JA

A. F. R. = 1m/sec, T

A

= 25

°

C

60

°

C/W

Note: These parameters are only applied to "TSOP" and "SOJ" package types.

AC CHARACTERISTICS

AC Test Conditions

PARAMETER

CONDITIONS

Input Pulse Levels

0V to 3V

Input Rise and Fall Times

5 nS

Input and Output Timing Reference Level

1.5V

Output Load

C

L

= 30 pF, I

OH

/I

OL

= -4 mA/8 mA

AC Test Loads and Waveform

90%

90%

5 nS

10%

5 nS

10%

R1 480 ohm

5V

OUTPUT

R2
255 ohm

30 pF

Including

Jig and
Scope

3.0V

0V

5V

OUTPUT

R1 480 ohm

5 pF

Including

Jig and

Scope

R2

255 ohm

(For T

CLZ1,

CLZ2,

OLZ,

CHZ1, CHZ2,

OHZ,

WHZ,

OW

T

T

T

T

T

T

T

)

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