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ICS9EX21801A Datasheet(PDF) 2 Page - Integrated Device Technology

Part # ICS9EX21801A
Description  18 Output PCIe G2/QPI Differential Buffer with 2:1 input mux
PDF  14 Pages
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Manufacturer  IDT [Integrated Device Technology]
Direct Link  http://www.idt.com
Logo IDT - Integrated Device Technology

ICS9EX21801A Datasheet(HTML) 2 Page - Integrated Device Technology

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IDTTM
18 Output PCIe G2/QPI Differential Buffer with 2:1 input mux
1463B — 01/20/10
ICS9EX21801A
18 Output PCIe G2/QPI Differential Buffer with 2:1 input mux
2
Datasheet
Pin Configuration
72-pin MLF
Power Down Functionality
Power Groups
72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55
VDD
1
54 DIF_6#
OE10#
2
53 DIF_6
DIF_10
3
52 OE6#
DIF_10#
4
51 DIF_5#
OE11#
5
50 DIF_5
DIF_11
6
49 OE5#
DIF_11#
7
48 DIF_4#
OE12#
8
47 DIF_4
DIF_12
9
46 DIF_3#
DIF_12#
10
45 DIF_3
GND
11
44 GND
VDD
12
43 VDD
DIF_13
13
42 DIF_2#
DIF_13#
14
41 DIF_2
OE13#
15
40 DIF_1#
DIF_14
16
39 DIF_1
DIF_14#
17
38 DIF_0#
OE14#
18
37 DIF_0
19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
9EX21801AKLF
VDD
GND
29
28
Main PLL, Analog
1,12,21,35,43,55
11,32,44
DIF clocks
Description
Pin Number
OUTPUTS
CKPWRGD/PD#
Input
DIF_x
1
Running
Running
ON
0X
Hi-Z
OFF
PLL State
INPUTS
SMBus Address Selection (pins 66, 67)
HIBW_BYPM_LOBW# Selection (Pin 63)
State
Voltage
Mode
Low
<0.8V
Low BW
Mid
1.2<Vin<1.8V
Bypass
High
Vin > 2.0V
High BW
SMB_A1
SMB_A0
Address
00
D4
01
D6
10
D8
11
DA
Byte 0,
bit 2
(100_133M#
Latch)
Byte 0,
bit 1
FSB
Byte 0,
bit 0
FSA
Input
MHz
DIF_x
MHz
Notes
1
01
100.00
100.00
1
0
01
133.33
133.33
1
01
1
166.67
166.67
2
01
0
200.00
200.00
2
00
0
266.67
266.67
2
10
0
333.33
333.33
2
11
0
400.00
400.00
2
11
1
Notes:100M_133M#
1. Latch selects between 100 and 133 MHz.
This is equivalent to FSC in CK410B+/CK509B FS table.
2. Writing Byte 0 bits (2:0) can select other frequencies.
These frequencies are not characterized in PLL Mode
Frequency/Functionality Table
Reserved



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