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Part Name
Description
ICS91719 View Datasheet(PDF) - Integrated Circuit Systems
Part Name
Description
Manufacturer
ICS91719
Low EMI, Spread Modulating, Clock Generator
Integrated Circuit Systems
ICS91719 Datasheet PDF : 10 Pages
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9
10
ICS91719
Byte 0:
BYTE
Affected Pin
0
Pin #
Name
Bit 7
-
FS0
Bit 6
-
FS1
Bit 5
FS2
Bit 4
FS3
Bit 3
Bit 2
Bit 1
FS4
PD# Tri_Sate
Spread Enable
Bit 0
HW/SW Control
Control Function
Bit Control
0
1
PWD
Spread/FS0
RW
1
Spread/FS1
RW
0
Spread/FS2
RW
0
Spread/FS3
R
0
R/R
FS4
W
0
PD# Tri_Sate
RW Hi-Z LOW 1
Spread Enable
RW OFF ON 1
Spread Spectrum Control
FS 3:4 Hard/Software
Select
RW HW SW 0
Byte 1:
BYTE
Affected Pin
1
Pin #
Name
Bit 7
Bit 6
-
Reserved
SLEW
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
FS-IN_1 Readback
FS-IN_0 Readback
SLEW
CLK_OUT_Enable
REF_OUT_Enable
Reserved
Control Function
Reserved
Slew Rate REF-OUT
FS-IN_1 Readback
FS-IN_0 Readback
Slew Rate CLK-OUT
CLK_OUT_Enable
REF_OUT_Enable
Reserved
Bit Control
0
1
PWD
R
-
-
1
RW Nominal Fast 1
Not
RW Freerun Freerun 1
RW Nominal Fast 1
RW Nominal Fast 1
RW Disable Enable 1
RW Disable Enable 1
R
-
-
1
Byte 2:
BYTE
Affected Pin
2
Pin #
Name
Bit 7
x
Bit 6
x
Bit 5
x
Bit 4
x
Bit 3
x
Bit 2
x
Bit 1
x
Bit 0
x
-
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
Control Function
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
Bit Control
0
1
PWD
-
-
-
1
RW Disable Enable 1
RW Disable Enable 1
RW Disable Enable 1
RW Disable Enable 1
RW Disable Enable 1
RW Disable Enable 1
RW Disable Enable 1
0506D—08/16/04
5
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