PI3EQX4951ST Datasheet, PDF (7/9 Pages) Pericom Semiconductor Corporation – 3.3V, 1-port, SATA2 i/m ReDriver with Analog/Digital Configuration

PI3EQX4951ST
3.3V, 1-Port, SATA2 i/m ReDriver™with Analog/Digital Configuration
VD+
Common Mode
Voltage
VCM
VD-
VDIFFp-p
V_D+ - V_D-
0V
VDIFF
VDIFFp-p
Definition of Differential Voltage
and Differential Voltage Peak-to-Peak
VD+
VCM
VD-
Pre-emphasis = 20^.Log(V_DIFF-PRE/V_DIFF)
V_DIFF-PRE
V_DIFF
1^st T_BIT
2^{nd +} T_BIT(s)
Definition of Pre-emphasis
Signal
Source
FR4
A
B
SmA
Connector
SmA
Connector
30IN
C
D.U.T.
In
Out
Test Condition Referenced in the Electrical Characteristic Table
xI+
xO+
EQ
xI-
xO-
MODE
x_EM
Recommended coupling
capacitors are 4.7nF
Emphasis Setting for PCB Trace or Cable
Output
Output
T/S/T 4/8/4 mil AWG 28 SATA R3
FR4 PCB trace Cable
< 6 inch
< 36 inch
0
> 6 inch
> 36 inch
open
R3
10-0142
Standard Mode Implementation Diagram
7
www.pericom.com
PS9072A
03/23/10