SPIF225A Sunplus, SPIF225A Datasheet - Page 16

• Manufacturer Part Number: SPIF225A
• Description: USB and eSTAT to Serial-ATA Bridge
• Manufacturer: Sunplus

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7.9. SATA Interface Timing Specification
Table 7-9: SATA Electrical Characteristics (Typical corner, 1.8V, 25℃)
Note: Above information same as SATA specification Rev. 1.0a Chapter 6.6.1
7.10. SATA Reference Clock Input Requirements
Table 7-10: CLKI Reference Clock Input Requirements (Typical corner, 1.8V, 25℃)
© Sunplus Innovation Technology Inc.
Proprietary & Confidential
T
T
T
T
F
F
T
T
T
T
T
UI
Symbol
Symbol
R
F
T
T
UI
rise
fall
skew
skew,DC
skew,AC
comreset,H
comreset,L
comwake,H
comwake,L
comwake,S
OOB
SREF
SREFRF
SREFD
SEXT
Unit interval (bit rate)
Rise time at transmitter
Fall time at transmitter
Differential skew at transmitter
Tx DC clock frequency skew
Tx AC clock frequency skew
COMRESET/COMINIT detector
ON
threshold spacing
COMRESET/COMINIT detector
OFF
threshold spacing
COMWAKE detector ON
threshold spacing
COMWAKE detector OFF
threshold spacing
COMWAKE transmit spacing
OOB data period
Nominal frequency
CLKI frequency tolerance
Rise and fall time at CLKI
CLKI duty cycle
Parameter
Parameter
REXT = 1k 1%
25MHz reference clock, 20% ~ 80%
20% ~ 80%
1.5G +- 350ppm
20% ~ 80%
20% ~ 80%
Exclude 0~5000ppm
SSC down spread AC
modulation
Condition
Condition
16
666.43
646.67
-5000
101.3
103.5
Min.
0.15
0.15
-350
304
175
55
-
Min.
-350
40
-
-
Limits
Limits
106.7
106.7
Typ.
Typ.
320
0.3
0.3
25
-
-
-
-
-
-
-
-
-
-
+350
Max.
4.0
60
670.12
686.67
SPIF225A
109.9
-
Max.
+350
0.41
0.41
336
525
175
112
20
+0
Jan, 25, 2007
Version: 1.1
Ohm
Unit
ppm
ns
%
Unit
ppm
ppm
ps
UI
ps
ns
ns
ns
ns
ns
ps
UI