Edge629
TEST AND MEASUREMENT PRODUCTS
AC Characteristics
Parameter
Timing Inputs/Outputs
Minimum Propagation Delay (Note 2)
IN to OUT (0,3)
IN0, 3 to OUT (0,3)
∆Tpd, FD Disabled to FD=0
∆Tpd, FEA Disabled to FEA=0
Rising Edge/Falling Edge Propagation
Delay Difference (FEA disabled)
Channel-to-Channel Skew (Note 2)
IN to OUT (0,3) (Fanout Mode)
IN (0,3) to OUT (0,3)
Programmable Delay (Note 2)
Coarse Delay
Fine Delay
Falling Edge Adjust (SFE = 1) (Note 1)
Symbol
Tpd Min
Tpd Min
∆Tpd
∆Tpd
|Tpd+ – Tpd–|
Tskew1
Tskew2
Tspan_Coarse
Tspan_Fine
FEA
Min
1.282
1.406
5.5
110
±200
Programmable Delay Step Size (Note 3)
Coarse Delay
Fine Delay
Falling Edge Adjust
Maximum Operating Frequency (FEA Enabled)
Maximum Operating Frequency (FEA Disabled)
Minimum Pulse Width (at outputs)
Tstep_Coarse
1.0
Tstep_Fine
1.0
Tstep_FEA
1.0
Fmax
1.0
Fmax
1.3
PW min
350
Output Rise and Fall Times (20% - 80%)
Tr/Tf
Typ
1.357
1.481
320
950
3
10
15
6.0
150
±250
95
5
5
110
Temperature Coefficient (vs. Die Temp)
CD = Min, FD & FEA Disabled
CD = Max, FD & FEA Disabled
CD & FD = Min, FEA Disabled
CD & FD = Max, FEA Disabled
CD, FD, & FEA = Min
CD, FD, & FEA = Max
∆Tpd/∆T
Total Timing Error
∆Tpd vs. Frequency
20
Channel-to-Channel Crosstalk
2
∆Tpd vs. Duty Cycle
20
Jitter @ Minimum Delay
Jitter @ Maximum Delay
Test Conditions (unless otherwise specified): "Recommended Operating Conditions."
2005 Semtech Corp. Rev. 3, 8/1/05
14
Max
Units
1.432
ns
1.556
ns
ps
ps
10
ps
45
ps
50
ps
6.5
ns
180
ps
±300
ps
110
ps
7
ps
7
ps
GHz
GHz
ps
150
ps
2.4
13.3
3.3
15.1
5.2
18.8
ps/˚C
ps/˚C
ps/˚C
ps/˚C
ps/˚C
ps/˚C
ps
10
ps
1
ps
5
ps
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