Electrical Specifications
Differential Interface Electrical Characteristics
Copyright © 2008 Marvell
Doc. No. MV-S104859-U0 Rev. E
December 2, 2008, Preliminary
Document Classification: Proprietary Information
Page 123
8.7.3.1
SATA-I Interface Gen1i Mode Driver and Receiver Characteristics
Table 67: SATA-I Interface Gen1i Mode Driver and Receiver Characteristics
Description
Sym bol
Min
Max
Units
Notes
Baud Rate
BR
Gbps
-
Baud rate tolerance
Bppm
-350.0
350.0
ppm
-
Spread spectrum modulation frequency
Fssc
30.0
33.0
kHz
-
Spread spectrum modulation Deviation
SSCtol
-5000.0
0.0
ppm
-
Unit Interval
UI
ps
-
Differential impedance
Zdifftx
85.0
115.0
Ohm
-
Single ended impedance
Zsetx
40.0
-
Ohm
-
Differential return loss (75 MHz-150 MHz)
RLOD
14.0
-
dB
-
Differential return loss (150 MHz-300 MHz)
RLOD
8.0
-
dB
-
Differential return loss (300 MHz-1.2 GHz)
RLOD
6.0
-
dB
-
Differential return loss (1.2 GHz-2.4 GHz)
RLOD
3.0
-
dB
-
Differential return loss (2.4 GHz-3.0 GHz)
RLOD
1.0
-
dB
-
Output differential voltage
Vdifftx
400.0
600.0
mV
2
Total jitter at connector data-data, 5UI
TJ5
-
0.355
UI
1
Deterministic jitter at connector data-data, 5UI
DJ5
-
0.175
UI
-
Total jitter at connector data-data, 250UI
TJ250
-
0.470
UI
1
Deterministic jitter at connector data-data, 250UI
DJ250
-
0.220
UI
-
Differential impedance
Zdiffrx
85.0
115.0
Ohm
-
Single ended impedance
Zsetx
40.0
-
Ohm
-
Differential return loss (75 MHz-150 MHz)
RLID
18.0
-
dB
-
Differential return loss (150 MHz-300 MHz)
RLID
14.0
-
dB
-
Differential return loss (300 MHz-600 MHz)
RLID
10.0
-
dB
-
Differential return loss (600 MHz-1.2 GHz)
RLID
8.0
-
dB
-
Differential return loss (1.2 GHz-2.4 GHz)
RLID
3.0
-
dB
-
Differential return loss (2.4 GHz-3.0 GHz)
RLID
1.0
-
dB
-
Input differential voltage
Vdiffrx
325.0
600.0
mV
-
Total jitter at connector data-data, 5UI
TJ5
-
0.430
UI
1
Deterministic jitter at connector data-data, 5UI
DJ5
-
0.250
UI
-
Total jitter at connector data-data, 250UI
TJ250
-
0.600
UI
1
Deterministic jitter at connector data-data, 250UI
DJ250
-
0.350
UI
-
Notes:
General Comment: For more information, refer to SATA II Revision 2.6 Specification, February, 2007.
General Comment: The load is 100 ohm differential for these parameters, unless otherw ise specified.
General Comment: To comply w ith the values presented in this table, refer to your local
Marvell representative for register settings.
1. Total jitter is defined as TJ = (14 * RJ
σ
) + DJ w here Rj
σ
is random jitter.
2. Output Differential Amplitude and Pre-Emphasis are configurabile. See functional register description
for more details.
Driver Parameters
Receiver Parameters
666.67
1.5
Summary of Contents for Integrated Controller 88F6281
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