ICS9FG1200DF-1LF IDT, Integrated Device Technology Inc, ICS9FG1200DF-1LF Datasheet - Page 13

• Manufacturer Part Number: ICS9FG1200DF-1LF
• Description: IC FREQUENCY GENERATOR 56-SSOP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Frequency Generatorr

Specifications of ICS9FG1200DF-1LF

• Input: Clock
• Output: Differential
• Frequency - Max: 400MHz
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 56-SSOP
• Frequency-max: 400MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 9FG1200DF-1LF

IDT
SMBusTable: Gear Ratio Select Register
SMBusTable: Output Control Register
SMBusTable: Output and PLL BW Control Register
SMBusTable: Output Enable Readback Register
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
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
ICS9FG1200D-1
Frequency Gearing Clock for CPU, PCIe Gen1, Gen2 & FBD
®
Byte 0
Byte 1
Byte 2
Byte 3
Frequency Gearing Clock for CPU, PCIe Gen1, Gen2 & FBD
Note: Bit 6 is wired OR to the pin 1 input, any 0 selects High BW
Note: Bit 5 is wired OR to the pin 30 input, any 0 selects Fanout Bypass mode
DIF(11:10)
see note
see note
DIF(9:0)
35, 36
32, 33
24, 25
19,20
16,17
13,14
51,52
47,48
42,43
39,40
9,10
6,7
34
31
26
21
18
15
8
5
-
-
-
-
-
-
Pin #
Pin #
Pin #
Pin #
DIF_11
DIF_10
Name
Name
DIF_7
DIF_6
DIF_5
DIF_4
DIF_3
DIF_2
DIF_1
DIF_0
Name
DIF_9
DIF_8
Name
Gear Ratio FS4 (FS_A_410#)
Group of 10 gear ratio enable
Group of 2 gear ratio enable
BYPASS# test mode / PLL
Readback - OE7# Input
Readback - OE6# Input
Readback - OE5# Input
Readback - OE4# Input
Readback - OE3# Input
Readback - OE2# Input
Readback - OE1# Input
Readback - OE0# Input
PLL_BW# adjust
Gear Ratio FS3
Gear Ratio FS2
Gear Ratio FS1
Gear Ratio FS0
Reserved
Reserved
Reserved
Control Function
Control Function
Control Function
Control Function
Output Control
Output Control
Output Control
Output Control
Output Control
Output Control
Output Control
Output Control
Output Control
Output Control
Output Control
Output Control
13
Type
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
R
R
R
R
R
R
R
R
Gear Ratio
Gear Ratio
High BW
Bypass
Programmable Gear
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
0
See 9FG1200-1
0
0
0
Ratios Table
Readback
Readback
Readback
Readback
Readback
Readback
Readback
Readback
Low BW
Enable
Enable
Enable
Enable
Enable
Enable
Enable
Enable
Enable
Enable
Enable
Enable
PLL
1:1
1:1
1
1
1
1
Latch
PWD
PWD
PWD
PWD
X
X
X
X
X
X
X
X
1
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1138C 02/08/10