Cypress CY7C1380C Computer Hardware User Manual


 
CY7C1380C
CY7C1382C
Document #: 38-05237 Rev. *D Page 26 of 36
AC Test Loads and Waveforms
OUTPUT
R = 317
R = 351
5pF
INCLUDING
JIG AND
SCOPE
(a)
(b)
OUTPUT
R
L
= 50
Z
0
= 50
V
L
= 1.5V
3.3V
ALL INPUT PULSES
V
DD
GND
90%
10%
90%
10%
1ns
1ns
(c)
OUTPUT
R = 1667
R =1538
5pF
INCLUDING
JIG AND
SCOPE
(a)
(b)
OUTPUT
R
L
= 50
Z
0
= 50
V
L
= 1.25V
2.5V
ALL INPUT PULSES
V
DD
GND
90%
10%
90%
10%
1ns
1ns
(c)
3.3V I/O Test Load
2.5V I/O Test Load
[+] Feedback