Cypress CY7C1382D Computer Hardware User Manual


 
CY7C1380D, CY7C1382D
CY7C1380F, CY7C1382F
Document #: 38-05543 Rev. *F Page 21 of 34
Figure 9. AC Test Loads and Waveforms
OUTPUT
R = 317Ω
R = 351Ω
5pF
INCLUDING
JIG AND
SCOPE
(a)
(b)
OUTPUT
R
L
= 50Ω
Z
0
= 50Ω
V
T
= 1.5V
3.3V
ALL INPUT PULSES
V
DDQ
GND
90%
10%
90%
10%
1 ns
1 ns
(c)
OUTPUT
R = 1667Ω
R = 1538Ω
5pF
INCLUDING
JIG AND
SCOPE
(a)
(b)
OUTPUT
R
L
= 50Ω
Z
0
= 50Ω
V
T
= 1.25V
2.5V
ALL INPUT PULSES
V
DDQ
GND
90%
10%
90%
10%
1 ns
1 ns
(c)
3.3V I/O Test Load
2.5V I/O Test Load
Note
19.Tested initially and after any design or process change that may affect these parameters.
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