PI2EQX3421ZHE Pericom Semiconductor, PI2EQX3421ZHE Datasheet

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PI2EQX3421ZHE

Manufacturer Part Number
PI2EQX3421ZHE
Description
Manufacturer
Pericom Semiconductor
Datasheet

Specifications of PI2EQX3421ZHE

Operating Temperature (min)
0C
Operating Temperature Classification
Commercial
Operating Temperature (max)
70C
Rad Hardened
No
Lead Free Status / RoHS Status
Compliant
Features
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Block Diagram
All trademarks are property of their respective owners.
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Two 3.2Gbps differential signal
Adjustable Receiver Equalization
100-Ohm Differential CML I/O’s
Independent output level control
Input signal level detect and squelch for each channel
OOB support
Low Power (100mW per Channel)
Stand-by Mode – Power Down State
V
Packaging: — 28-TQFN (3.5x 5.5mm)
CH_SEL
F_IN+
F_IN-
TEST#
R_OUT+
R_OUT-
DD
CE
R_ES
Operating Range: 1.5V to 1.8V
CONTROL
LOGIC
F_EQ
SIGNAL
DETECT
EQUALIZER
SIGNAL
DETECT
LOGIC
RA_SD
RB_SD
EQUALIZER
DETECT
DETECT
SIGNAL
SIGNAL
FA_ES
FB_ES
RA_EQ
RB_EQ
10-0114
RA_IN+
RA_IN-
RB_IN+
RB_IN-
3.2Gbps, 1:2 Port Switch, SATA2/SAS ReDriver™
F_SD
FA_OUT+
FA_OUT-
FB_OUT+
FB_OUT-
1
Description
Pericom Semiconductor’s PI2EQX3421 is a low power, signal
ReDriver. The device provides programmable equalization, to
optimize performance over a variety of physical mediums by
reducing Inter-Symbol Interference. PI2EQX3421 supports two
100-Ohm Differential CML data I/O’s between the Protocol
ASIC to a switch fabric, across a backplane, or to extend the sig-
nals across other distant data pathways on the user’s platform.
The integrated equalization circuitry provides flexibility with
signal integrity of the signal input to ReDriver.
A low-level input signal detection and output squelch function is
provided for each channel. Each channel operates fully indepen-
dently. When the channels are enabled (CE=1) and operating,
that channels input signal level (on XIN+/-) determines whether
the output is enabled. If the input signal level of the channel
falls below the active threshold level (Vth-) then the outputs are
driven to the common mode voltage.
In addition to signal conditioning, Pericom’s PI2EQX3421 also
provides power management Stand-by mode operated by the
Chip Enable (CE) pin.
Pin Description (Top Side View)
R_OUT+
R_OUT-
RA_SD
RB_SD
F_IN+
F_IN-
F_SD
VDD
VDD
VDD
10
2
3
4
5
6
7
8
9
1
28
11
27
GND
12
www.pericom.com
26
13
25
14
PI2EQX3421
23
21
19
18
17
16
15
24
22
20
PS8972D
FA_OUT+
FA_OUT-
VDD
RA_IN+
RA_IN-
FB_OUT+
FB_OUT-
VDD
RB_IN+
RB_IN-
02/04/10

Related parts for PI2EQX3421ZHE

PI2EQX3421ZHE Summary of contents

Page 1

... CE All trademarks are property of their respective owners. 3.2Gbps, 1:2 Port Switch, SATA2/SAS ReDriver™ Description Pericom Semiconductor’s PI2EQX3421 is a low power, signal ReDriver. The device provides programmable equalization, to optimize performance over a variety of physical mediums by reducing Inter-Symbol Interference. PI2EQX3421 supports two 100-Ohm Differential CML data I/O’s between the Protocol ASIC to a switch fabric, across a backplane extend the sig- nals across other distant data pathways on the user’ ...

Page 2

Pin Description Pin # Pin Name CH_SEL 28 F_EQ 4 F_IN+ 5 F_IN- 2 F_SD 26 FA_ES 24 FA_OUT+ 23 FA_OUT- 12 FB_ES 19 FB_OUT+ 18 FB_OUT- Center Pad GND 13 R_ES 27 RA_EQ 21 RA_IN+ 20 ...

Page 3

Equalizer Selection x_EQ Compliance Channel @ 1.6 GHz 0 1.5dB ± 1.0dB 1 5.5dB ± 1.0dB Output CML Buffer CE CH_SEL All trademarks are property of their respective owners. 3.2Gbps, 1:2 Port Switch, SATA2/SAS ReDriver™ X_ES FA_OUT ...

Page 4

Maximum Ratings (Above which useful life may be impaired. For user guidelines, not tested.) Storage Temperature .......................................................... –65°C to +150°C Supply Voltage to Ground Potential ...................................–0.5V to +2.5V DC SIG Voltage .......................................................... –0.5V to VDD +0.5V Current Output ................................................................-25mA to ...

Page 5

AC/DC Electrical Characteristics Symbol Parameter CML Transmitter Output (100-Ohm differential) Output Voltage Swing V Differential Swing DIFFP - V | TX-D- Differential Peak-to-peak Ou- V put Voltage (1) V TX-DIFFP TX-D+ TX-D- Common-Mode Voltage V ...

Page 6

... Packaging Mechanical: 28-contact TQFN (ZH) Note: For latest package info, please check: http://www.pericom.com/products/packaging/mechanicals.php 09-0066 Ordering Information Ordering Number PI2EQX3421ZHE Notes: • Thermal characteristics can be found on the company web site at www.pericom.com/packaging/ • Pb-free and Green • X suffix = Tape/Reel Pericom Semiconductor Corporation • 1-800-435-2336 • www.pericom.com All trademarks are property of their respective owners. 3.2Gbps, 1:2 Port Switch, SATA2/SAS ReDriver™ ...

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