GS3490 Datasheet, PDF (3/22 Pages) Semtech Corporation – Configurable Adaptive Cable Equalizer/Cable Driver

1. Pin Out
1.1 Pin Assignment
VEE
SDO
SDO
VEE
VEE
SDI
SDI
EQ_GAIN_SEL
32 31 30 29 28 27 26 25
1
24
2
23
3
22
4
GS3490
21
32-pin QFN
5
(top view)
20
6
19
7
18
8
17
9
10
11
12 13 14
15
16
VEE
DDO
DDO
VEE
VEE
DDI
DDI
VCC
Ground Pad
(bottom of package)
Figure 1-1: Pin Out
1.2 Pin Descriptions
Table 1-1: GS3490 Pin Descriptions
Pin Number
Name
1, 4, 5, 11, 20, 21, 24, 25
2, 3
6, 7
VEE
SDO/SDO
SDI/SDI
Type
Power
Output
Input
Description
Most negative power supply connection.
Connect to GND.
Serial data output.
Serial data input.
GS3490
Final Data Sheet
GENDOC-058568
Rev. 1
April 2014
www.semtech.com
3 of 22
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