HD26C31

Rev.2.00, Jul.16.2004, page 7 of 11

Test Circuit 3

C1

C2

C3

R1

R2

R3

OPEN

1.5 V

S1

Pulse Generator

Z

= 50

out

Ω

Input

G

G

A

Y

Z

Ach

Bch

Oscilloscope

Bch Invert

Ach Add Bch

Output

Note:

1. C1, C2 and C3 (40 pF) include probe and jig capacitance.

R1 = R2 = 50

Ω, R3 = 500 Ω

Waveforms 3

Input A

10 %

90 %

90 %

0 V

3 V

10 %

10 %

90 %

10 %

90 %

(Differential)

Output

Notes:

1. t

2. Input waveforms: PRR = 1 MHz, duty cycle 50%