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PRELIMINARY
CY2DP818-2
Document #: 38-07588 Rev. **
Page 4 of 8
Rise Time
Differential 20% to 80%
CL–10 pF RL and CL to GND
RL = 50 ohm
300
1200
ps
Fall Time
VOH
Output High Voltage
VDD = Min., VIN = VIH or VIL
IOH = –12 mA
2.1
–
3.0
V
VOL
Output Low Voltage
VDD = Min., VIN = VIH or VIL
User-defined by VTT RTT.
0.8
–
1.3
V
IOS
Short Circuit Current
VDD = Max, VOUT = GND
–
–
–150
mA
AC Switching Characteristics (@ VDD = 3.3V ± 5%, TA = 0°C to 70°C or –40°C to 85°C)
Parameter
Description
Conditions
Min.
Typ.
Max.
Unit
tPLH
Propagation Delay – Low to High
VOD = 100 mV
3
4
5
ns
tPHL
Propagation Delay – High to Low
3
4
5
ns
TPE
Enable (EN) to functional operation
–
–
6
ns
TPD
Functional operation to Disable
–
–
5
ns
tSK(0)
Output Skew: Skew between outputs of the same package (in phase)
–
–
0.2
ns
tSK(p)
Pulse Skew: Skew between opposite transitions of the same output (tPHL–tPLH)–
0.2
ns
tSK(t)
Package Skew: Skew between outputs of different packages at the
same power supply voltage, temperature and package type. Same
input signal level and output load.
VID = 100 mV
–
–
1
ns
High-frequency Parametrics
Parameter
Description
Conditions
Min.
Typ.
Max.
Unit
Fmax
Maximum frequency
VDD = 3.3V
45%–55% duty cycle
Standard load circuit
––
350
MHz
DC Electrical Specifications (3.3V – LVPECL Output @ VDD = 3.3V ± 5%, TA = 0°C to 70°C or –40°C to 85°C) (continued)
Parameter
Description
Conditions
Min.
Typ.
Max.
Unit
Figure 1. Driver Design
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