ICS9FG108DGILF IDT, Integrated Device Technology Inc, ICS9FG108DGILF Datasheet - Page 9

• Manufacturer Part Number: ICS9FG108DGILF
• Description: IC FREQ TIMING GENERATOR 48TTSOP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Frequency Generatorr

Specifications of ICS9FG108DGILF

• Input: Clock, Crystal
• Output: Differential
• Frequency - Max: 400MHz
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-TSSOP
• Frequency-max: 400MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 800-1978-5; 9FG108DGILF; ICS9FG108DGILF

IDT
SMBus Table: Device Control Register, READ/WRITE ADDRESS (DC/DD)
Notes:
1. These bits reflect the state of the corresponding pins at power up, but may be written to
if Byte 0, bit 2 is set to '1'. FS3 is the SEL14M_25M# pin.
SMBus Table: Output Enable Register
SMBus Table: Output Stop Mode Register
Note:
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
ICS9FG108D
Frequency Generator for CPU, QPI, FBD, PCIe Gen 2 & SATA
TM
Frequency Generator for CPU, QPI, FBD, PCIe Gen 2 & SATA
Byte 0
Byte 1
Byte 2
Byte 1 sets outputs active or inactive, not the conditons set by the OE inputs.
27
44
26
5
7
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Pin #
Pin #
Pin #
DIF_7 STOP EN Free Run/ Stop Enable
DIF_5 STOP EN Free Run/ Stop Enable
DIF_4 STOP EN Free Run/ Stop Enable
DIF_3 STOP EN Free Run/ Stop Enable
DIF_2 STOP EN Free Run/ Stop Enable
DIF_1 STOP EN Free Run/ Stop Enable
DIF_0 STOP EN Free Run/ Stop Enable
DIF_6 STOP EN Free Run/ Stop Enable
Enable Software Control of Frequency,
Spread Enable (Spread Type always
DIF_7 EN
DIF_5 EN
DIF_4 EN
DIF_3 EN
DIF_2 EN
DIF_1 EN
DIF_0 EN
DIF_6 EN
Name
Name
Name
DIF_STOP# drive mode
Software Control)
Spread Enable
Spread Type
FS3
FS2
FS1
FS0
Control Function
Control Function
Control Function
1
1
1
1
Output Enable
Output Enable
Output Enable
Output Enable
Output Enable
Output Enable
Output Enable
Output Enable
1
9
Type
Type
Type
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
Hardware
Free-run Stop-able
Free-run Stop-able
Free-run Stop-able
Free-run Stop-able
Free-run Stop-able
Free-run Stop-able
Free-run Stop-able
Free-run Stop-able
Disable
Disable
Disable
Disable
Disable
Disable
Disable
Disable
Driven
Select
Selection Table,
Down
See Frequency
Off
0
0
0
Page 1
Software
Enable
Enable
Enable
Enable
Enable
Enable
Enable
Enable
Select
Center
Hi-Z
On
1
1
1
Default
Default
Default
Pin 27
Pin 44
Pin 26
Pin 5
Pin 7
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1542E 12/16/10