9DB1904BKLF IDT [Integrated Device Technology], 9DB1904BKLF Datasheet - Page 4

• Manufacturer Part Number: 9DB1904BKLF
• Description: 19 Output Differential Buffer for PCIe Gen2 and QPI
• Manufacturer: IDT [Integrated Device Technology]

Functional Block Diagram
Power Groups
IDT
11,27,47,63 10,28,46,64
100M_133M#_LV
Notes:FS_A_410 = 1
1. Powerup Default for 100M_133M# = 1
2. Powerup Default for 100M_133M# = 0
9DB1904 Frequency Selects for PLL Mode
9DB1904B
19 Output Differential Buffer for PCIe Gen2 and QPI
®
VDD
19 Output Differential Buffer for PCIe Gen2 and QPI
Byte 9,
3
Pin Number
bit 2
1
0
CLK_IN
CLK_IN#
OE(17_18)#
OE(15_16)#
OE(14:5)#,
OE_01234#
HIGH_BW#
100M_133M#_LV
CKPWRGD_PD#
SMB_A0
SMB_A1
SMB_A2_PLLBYP#
SMBDAT
SMBCLK
GND
2
Byte9,
bit 1
FSB
0
0
13
Byte 9,
bit 0
FSA
1
1
Description
PLL, Analog
DIF clocks
Logic
CLK_IN
100.00
133.33
MHz
(SS Compatible)
4
DIF Outputs
PLL
100.00
133.33
MHz
Notes
1
2
19
IREF
DIF(18:0)
1607C—04/19/11