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CY29946
Document #: 38-07286 Rev. *E
Page 4 of 6
Pulse
Generator
Z = 50 ohm
Zo = 50 ohm
VTT
Zo = 50 ohm
VTT
RT = 50 ohm
RT = 50 ohm
CY29946 DUT
Figure 1. LVCMOS_CLK CY29946 Test Reference for VCC = 3.3V and VCC = 2.5V
tPD
LVCMOS_CLK
Q
VCC
GND
VCC /2
VCC
GND
VCC /2
Figure 2. LVCMOS Propagation Delay (TPD) Test Reference
VCC
GND
VCC /2
tP
T0
D C = tP / T0 x 100%
Figure 3. Output Duty Cycle (FoutDC)
Figure 4. Output-to-Output Skew tsk(0)
tSK(0)
VCC
GND
VCC /2
VCC
GND
VCC /2
Ordering Information
Part Number
Package Type
Production Flow
CY29946AXI
32-pin TQFP
Industrial, –40°C to +85°C
CY29946AIXT
32-pin TQFP – Tape and Reel
Industrial, –40°C to +85°C
CY29946AXC
32-pin TQFP
Commercial, 0°C to +70°C
CY29946AXCT
32-pin TQFP – Tape and Reel
Commercial, 0°C to +70°C