參數(shù)資料
型號: PI2PCIE2412ZHEX
廠商: Pericom
文件頁數(shù): 1/10頁
文件大小: 0K
描述: IC PCI-E MUX/DEMUX 2X1 42TQFN
標(biāo)準(zhǔn)包裝: 3,500
功能: 多路復(fù)用器/多路分解器
電路: 4 x 2:1
電壓電源: 單電源
電壓 - 電源,單路/雙路(±): 1.5 V ~ 2 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 42-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 42-TQFN-EP(3.5x9)
包裝: 帶卷 (TR)
1
www.pericom.com
03/26/13
Features
4 Differential Channel, 2:1 Mux/DeMux
PCI Express, Gen 2 Performance, 5.0Gbps
Low Bit-to-Bit Skew , 7ps max (between '+' and '-' bits)
Low Crosstalk: -23dB@3 GHz
Low Off Isolation: -23dB@3 GHz
VDD Operating Range: +1.5V to +2.0V
ESD Tolerance: 5kV HBM I/O; 2kV HBM select pin
Low channel-to-channel skew, 35ps max
Packaging (Pb-free & Green):
– 42-contact, TQFN (ZH42)
Description
Pericom Semiconductor’s PI2PCIE2412 is an 8 to 4 differential
channel multiplexer/demultiplexer switch. This solution can
switch 2 full PCI Express, Gen2, lanes to one of two locations.
Using a unique design technique, Pericom has been able to
minimize the impedance of the switch such that the attenuation
observed through the switch is negligible. The unique design
technique also offers a layout targeted for PCI Express signals,
which minimizes the channel to channel skew as well as channel
to channel crosstalk as required by the PCI Express specification.
Application
Routing of PCI-Express, Gen2, signals with low signal attenuation.
Block Diagram
Pin Description
Truth Table
Function
SEL
AN to BN
L
AN to CN
H
A1-
A1+
A0-
A0+
A3-
A3+
A2-
A2+
B0+
B0-
B1+
B1-
C0+
C0-
C1+
C1-
B2+
B2-
B3+
B3-
C2+
C2-
C3+
C3-
SEL
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
42 41 40 39
18 19 20 21
V
D
N
G
V
D
N
G
V
D
N
G
V
D
N
G
B0+
B0-
B1+
B1-
C0+
C0-
C1+
C1-
V
DD
B2+
B2-
B3+
B3-
C2+
C2-
C3+
C3-
GND
A0+
A0-
GND
V
DD
A1+
A1-
V
DD
SEL
GND
A2+
A2-
V
DD
GND
A3+
A3-
GND
PI2PCIE2412
1.8V, PCI Express Gen2 Compliant, 4-Differential
Channel, 2:1 Mux/DeMux Switch
13-0029
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