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AD6655
SWITCHING SPECIFICATIONS—AD6655BCPZ-80/AD6655BCPZ-105
Table 7.
Rev. 0 | Page 13 of 84
AD6655BCPZ-80
Min
Typ
20
10
12.5
3.75
6.25
5.63
6.25
1.6
0.8
1.6
3.9
4.0
5.4
14.0
11.0
1.9
4.1
4.4
5.8
14.2
10.8
1.6
3.9
3.4
4.8
7.15
5.35
1.9
4.1
3.8
5.2
7.35
5.15
2.5
4.8
3.7
5.3
38
38
AD6655BCPZ-105
Min
Typ
20
10
9.5
2.85
4.75
4.28
4.75
1.6
0.8
1.6
3.9
4.0
5.4
11.0
8.0
1.9
4.1
4.4
5.8
11.2
7.8
1.6
3.9
3.4
4.8
5.65
3.85
1.9
4.1
3.8
5.2
5.85
3.65
2.5
4.8
3.7
5.3
38
38
Parameter
CLOCK INPUT PARAMETERS
Input Clock Rate
Conversion Rate
1
DCS Enabled
DCS Disabled
CLK Period—Divide-by-1 Mode (t
CLK
)
CLK Pulse Width High
(t
CLKH
)
Divide-by-1 Mode, DCS Enabled
Divide-by-1 Mode DCS Disabled
Divide-by-2 Mode, DCS Enabled
Divide-by-3 Through Divide-by-8 Modes, DCS Enabled
DATA OUTPUT PARAMETERS (DATA, FD)
CMOS Noninterleaved Mode—DRVDD = 1.8 V
Data Propagation Delay (t
PD
)
2
DCO Propagation Delay (t
DCO
)
Setup Time (t
S
)
Hold Time (t
H
)
CMOS Noninterleaved Mode—DRVDD = 3.3 V
Data Propagation Delay (t
PD
)
2
DCO Propagation Delay (t
DCO
)
Setup Time (t
S
)
Hold Time (t
H
)
CMOS Interleaved and IQ Mode—DRVDD = 1.8 V
Data Propagation Delay (t
PD
)
2
DCO Propagation Delay (t
DCO
)
Setup Time (t
S
)
Hold Time (t
H
)
CMOS Interleaved and IQ Mode—DRVDD = 3.3 V
Data Propagation Delay (t
PD
)
2
DCO Propagation Delay (t
DCO
)
Setup Time (t
S
)
Hold Time (t
H
)
LVDS Mode—DRVDD = 1.8 V
Data Propagation Delay (t
PD
)
2
DCO Propagation Delay (t
DCO
)
Pipeline Delay (Latency) NCO, FIR, f
S
/8 Mix Disabled
Pipeline Delay (Latency) NCO Enabled, FIR and f
S
/8 Mix Disabled
(Complex Output Mode)
Pipeline Delay (Latency) NCO, FIR, and f
S
/8 Mix Enabled
Aperture Delay (t
A
)
Aperture Uncertainty (Jitter, t
J
)
Wake-Up Time
3
OUT-OF-RANGE RECOVERY TIME
1
Conversion rate is the clock rate after the divider.
2
Output propagation delay is measured from CLK 50% transition to DATA 50% transition, with a 5 pF load.
3
Wake-up time is dependent on the value of the decoupling capacitors.
Temp
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Max
625
80
80
8.75
6.88
6.2
7.3
6.4
7.7
6.2
6.7
6.4
7.1
7.0
7.3
Max
625
105
105
6.65
5.23
6.2
7.3
6.4
7.7
6.2
6.7
6.4
7.1
7.0
7.3
Unit
MHz
MSPS
MSPS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Cycles
Cycles
Full
Full
Full
Full
Full
109
1.0
0.1
350
2
109
1.0
0.1
350
2
Cycles
ns
ps rms
us
Cycles