
Data Sheet
ADN4605
Rev. A | Page 3 of 56
SPECIFICATIONS
ELECTRICAL SPECIFICATIONS
VCC = 2.5 V, VTTIx = 2.5 V, VTTOx = 2.5 V, DVCC = 3.3 V, VEE = 0 V, RL = 50 , output level (OLEV) = 4 (16 mA), preemphasis (PE) = 0 (0 dB),
equalizer (EQ) = 1 (3 dB), data rate = 4.25 Gbps (PRBS7 data pattern), ac-coupled inputs and outputs, differential input swing = 800 mV p-p,
TA = 25°C, unless otherwise noted.
Table 1.
Parameter
Conditions
Min
Typ
Max
Unit
DYNAMIC PERFORMANCE
Data Rate (DR) per Channel (NRZ)
dc
4.25
Gbps
Deterministic Jitter
Data rate ≤ 4.25 Gbps, no channel
20
ps p-p
Random Jitter
RMS, no channel
0.8
ps rms
Residual Deterministic Jitter with
Receive Equalization
Data rate = 4.25 Gbps, 20 in. FR4, EQ boost = 12 dB
14
ps p-p
Data rate = 4.25 Gbps, 30 in. FR4, EQ boost = 12 dB
15
ps p-p
Data rate = 4.25 Gbps, 40 in. FR4, EQ boost = 12 dB
25
ps p-p
Residual Deterministic Jitter with
Transmit Preemphasis
Data rate = 4.25 Gbps, 20 in. FR4, PE boost = 5.6 dB
22
ps p-p
Data rate = 4.25 Gbps, 30 in. FR4, PE boost = 6.8 dB
28
ps p-p
Data rate = 4.25 Gbps, 40 in. FR4, PE boost = 9.5 dB
32
ps p-p
Propagation Delay
Input to output
920
ps
Channel-to-Channel Skew
Earliest input/output lane to latest input/output lane
200
ps
Switching Time
Update logic switching to 50% output data
20
ns
Output Rise/Fall Time
20% to 80%
108
ps
INPUT CHARACTERISTICS
Minimum Differential Input
VICM = VCC 0.6 V
50
mV p-p diff
Maximum Differential Input
VICM = VCC 0.6 V
2000
mV p-p diff
Input Voltage Range
Single-ended absolute voltage level, VL
VEE + 1.0
V
Single-ended absolute voltage level, VH
VCC + 0.3
V
OUTPUT CHARACTERISTICS
Output Voltage Swing
Differential, PE boost = 0 dB, default output level, at dc
670
800
875
mV p-p diff
Output Voltage Range
Single-ended absolute voltage level, VL
VCC – 1.4
V
Single-ended absolute voltage level, VH
VCC + 0.3
V
Per-Port Output Current
PE boost = 0 dB, default output level
16
mA
PE boost = 6 dB, default output level
32
mA
TERMINATION CHARACTERISTICS
Resistance
Differential, VCC = VMIN to VMAX, TA = TMIN to TMAX
88
100
114
Temperature Coefficient
0.015
/°C
POWER SUPPLY
Operating Range
VCC
VEE = 0 V
2.25
2.5
3.6
V
DVCC
VEE = 0 V
3.0
3.3
3.6
V
VTTIA, VTTIB
VEE = 0 V
2.5
VCC + 0.3
V
VTTOA, VTTOB
VEE = 0 V
2.5
VCC + 0.3
V
Supply Current
Inputs/outputs disabled (reset condition)
ICC
55
64
mA
IDVCC
0.3
1.1
mA
ITTIA + ITTIB
Inputs floating
0
1.5
mA
ITTOA+ ITTOB
Outputs floating
0
1.5
mA