ADN2865 Analog Devices, Inc., ADN2865 Datasheet - Page 3

• Manufacturer Part Number: ADN2865
• Description: Continuous Rate 12.3mb/s To 2.7gb/s Clock And Data Recovery Ic W/loop Timed Serdes
• Manufacturer: Analog Devices, Inc.

Preliminary Technical Data
SPECIFICATIONS
T
unless otherwise noted.
Table 1.
Parameter
QUANTIZER—DC CHARACTERISTICS
QUANTIZER—AC CHARACTERISTICS
QUANTIZER—SLICE ADJUSTMENT
LOSS OF SIGNAL DETECT (LOS)
LOSS OF LOCK DETECT (LOL)
ACQUISITION TIME
1
2
PIN and NIN should be differentially driven and ac-coupled for optimum sensitivity.
When ac-coupled, the LOS assert and de-assert time is dominated by the RC time constant of the ac coupling capacitor and the 50 Ω input termination of the
ADN2865 input stage.
A
Input Voltage Range
Peak-to-Peak Differential Input
Input Common Mode Level
Differential Input Sensitivity
Input Overdrive
Input Offset
Input RMS Noise
Data Rate
S11
Input Resistance
Input Capacitance
Gain
Differential Control Voltage Input
Control Voltage Range
Slice Threshold Offset
Loss of Signal Detect Range (see Figure 2)
Hysteresis (Electrical)
LOS Assert Time
LOS De-Assert Time
VCO Frequency Error for LOL Assert
VCO Frequency Error for LOL De-Assert
LOL Response Time
Lock to Data Mode
Optional Lock to REFCLK Mode
= T
MIN
to T
MAX
, VCC = V
MIN
to V
MAX
, VEE = 0 V, C
BER = 1 x 10
DC-coupled
DC-coupled
Conditions
@ PIN or NIN, dc-coupled
PIN – NIN
DC-coupled (see Figure , Figure , and
Figure )
2
(see Figure )
@ 2.5 GHz
Differential
SLICEP – SLICEN = ±0.5 V
SLICEP – SLICEN
DC level @ SLICEP or SLICEN
OC-48
OC-1
With respect to nominal
With respect to nominal
12.3 Mb/s
OC-12
OC-48
OC-48
OC-12
OC-3
OC-1
12.3 Mb/s
23
R
R
R
R
R
R
− 1 PRBS, ac-coupled,
Thresh
Thresh
Thresh
Thresh
Thresh
Thresh
F
= 0.47 μF, SLICEP = SLICEN = VEE, Input Data Pattern: PRBS 2
= 0 Ω
= 100 kΩ
= 0 Ω
= 100 kΩ
= 0 Ω
= 10 kΩ
Rev. PrA | Page 3 of 33
2
2
–10
1
BER = 1 x 10
–10
Min
1.8
2.3
TBD
TBD
12.3
TBD
VEE
TBD
TBD
TBD
TBD
TBD
TBD
Typ
2.5
TBD
TBD
TBD
TBD
−15
100
0.65
0.1
1
TBD
TBD
1000
250
4
1.0
1.0
1.3
2.0
3.4
9.8
40.0
10.0
Max
2.8
2.0
2.8
2700
TBD
TBD
0.95
TBD
TBD
TBD
TBD
TBD
TBD
23
− 1,
ADN2865
Unit
V
V
V
mV p-p
mV p-p
μV
μV rms
Mb/s
dB
Ω
pF
V/V
V
V
mV
mV
mV
dB
dB
dB
dB
ns
ns
ppm
ppm
ms
μs
μs
ms
ms
ms
ms
ms
ms