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| CY29351_09 Datasheet, PDF (7/10 Pages) Cypress Semiconductor – 2.5V or 3.3V, 200 MHz, 9-Output Zero Delay Buffer | |||
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Figure 2. LVCMOS_CLK AC Test Reference for VDD = 3.3V / 2.5V
P ulse
G enerator
Z = 50 ohm
Zo = 50 ohm
RT = 50 ohm
VTT
Zo = 50 ohm
RT = 50 ohm
VTT
Figure 3. PECL_CLK AC Test Reference for VDD = 3.3V / 2.5V
D ifferential
P ulse
G enerator
Z = 50 ohm
Zo = 50 ohm
Zo = 50 ohm
RT = 50 ohm
VTT
Zo = 50 ohm
RT = 50 ohm
VTT
Figure 4. LVPECL Propagation Delay t(f), Static Phase Offset
PECL_CLK
PECL_CLK
VPP
VCMR
FB_IN
t(Ï)
VDD
VDD/2
GND
Figure 5. LVCMOS Propagation Delay t(Ï), Static Phase Offset
LVCMOS_CLK
FB_IN
t(Ï)
VDD
VDD/2
GND
VDD
VDD/2
GND
CY29351
Document Number: 38-07475 Rev. *C
Page 7 of 10
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