ComLink™ Series
CY2DP814
Document #: 38-07060 Rev. *D
Page 4 of 8
Table 6. DC Electrical Characteristics: 3.3V–LVPECL Input
Parameter
Description
Condition
Min.
Typ.
Max.
Unit
I
VID I
Differential Input Voltage p-p
Guaranteed Logic High Level
400
2600
mV
VCM
Common-mode Voltage
1650
2250
mV
IIH
Input High Current
VDD = Max.
VIN = VDD
±10
±20
µA
IIL
Input Low Current
VDD = Max.
VIN = VSS
±10
±20
µA
II
Input High Current
VDD = Max., VIN = VDD(max.)
±20
µA
Table 7. DC Electrical Characteristics: 3.3V–LVTTL/LVCMOS Input
Parameter
Description
Condition
Min.
Typ.
Max.
Unit
VIH
Input High Voltage
Guaranteed Logic High Level
2
V
VIL
Input Low Voltage
Guaranteed Logic Low Level
0.8
V
IIH
Input High Current
VDD = Max.
VIN = 2.7V
1
µA
IIL
Input Low Current
VDD = Max.
VIN = 0.5V
–1
µA
II
Input High Current
VDD = Max., VIN = VDD(max.)
20
µA
VIK
Clamp Diode Voltage
VDD = Min., IIN = –18 mA
–0.7
–1.2
V
VH
Input Hysteresis
80
mV
Table 8. DC Electrical Characteristics: 3.3V–LVPECL Output
Parameter
Description
Condition
Min.
Typ.
Max. Unit
I VOD I
Driver Differential Output Voltage p-p
VDD = Min., VIN = VIH or VIL RL = 50 ohm
1000
–
3600
mV
I VOC I
Driver common-mode p-p
VDD = Min., VIN = VIH or VIL RL = 50 ohm
–
–
226
mV
Rise Time
Differential 20% to 80%
CL–10 pF RL and CL to
GND
RL = 50 ohm
300
800
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
User-defined (see Figure 1)–
–
V
IOS
Short Circuit Current
VDD = Max., VOUT = GND
–125
–
–150
mA
Table 9. AC Switching Characteristics @ 3.3V VDD = 3.3V ±5%, Temperature = –40°C to +85°C
Parameter
Description
Conditions
Min.
Typ.
Max.
Unit
IN [+,–] to Q[A,B] Data & Clock Speed
tPLH
Propagation Delay—Low to High
VOD = 100 mV
3
4
5
ns
tPHL
Propagation Delay—High to Low
3
4
5
ns
tPD
Propagation Delay
3
4
5
ns
EN [1,2] to Q[A,B] Control Speed
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)
–
0.085
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
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