CY29948 Cypress Semiconductor, CY29948 Datasheet - Page 5

• Manufacturer Part Number: CY29948
• Description: 1:12 Clock Distribution Buffer
• Manufacturer: Cypress Semiconductor

Document Number: 38-07288 Rev. *E
Figure 3. PECL_CLK CY29948 Test Reference for V
Z = 50 ohm
Differential
Generator
Pulse
Figure 5. LVCMOS Propagation Delay (t
Figure 4. Propagation Delay (t
P E C L _ C L K
P E C L _ C L K
Figure 6. Output Duty Cycle (F
Q
LVCMOS_CLK
Zo = 50 ohm
Zo = 50 ohm
Q
VTT
R
T
= 50 ohm
DC = tP / T0 x 100%
t
t
PD
t
P
V
P D
P P
CY29948 DUT
T0
PD
) Test Reference
outDC
PD
CC
) Test Reference
VCC
GND
VCC /2
GND
VCC
VCC
GND
= 3.3 V and V
VCC /2
VCC /2
)
V C C
G N D
V
V C C /2
C M R
Zo = 50 ohm
R
T
= 50 ohm
CC
= 2.5 V
VTT
CY29948
Page 5 of 10
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