DRAFT
DRAFT
QPB8888
xPON Video Receiver
®
Pin Configuration and Description
Pin
Name
Description
1
TIA INPUT A
Input to the TIA stage of the receiver
Biasing for the first stage. The current flowing through this pin is used to control the biasing for
the first stage amplifier
2
3
4
5
6
BIAS1
NC
Not Connected
Biasing for the first stage. The current flowing through this pin is used to control the biasing for
the first stage amplifier
BIAS1
TIA INPUT B
BIAS CONTRL
Input to the TIA stage of the receiver
Bias Control pin not used for normal operation. A 0.1µF capacitor is connected to these pins
for filtering
7
TIA OUT B
Post AMP BIAS
Post AMP IN B
NC
Output of the first stage TIA
8
Bias input for the second stage amplifier (post amp)
Input for the second stage amplifier (post amp)
Not Connected
9
10
11
12
13
14
15
16
17
18
19
Post AMP BIAS B Biasing for the second stage amplifier (post amp)
Post AMP OUT B Output of the second stage amplifier (post amp)
NC
Not Connected
Post AMP OUT A Output of the second stage amplifier (post amp)
Post AMP BIAS A Biasing for the second stage amplifier (post amp)
NC
Not Connected
Post AMP IN A
Post AMP BIAS
TIA OUT A
Input for the second stage amplifier (post amp)
Bias input for the second stage amplifier (post amp)
Output of the first stage TIA
Bias Control pin not used for normal operation. A 0.1µF capacitor is connected to these pins
for filtering
20
BIAS CONTRL
Data Sheet –Rev D, June 20, 2017 | Subject to change without notice
- 11 of 12 -
www.qorvo.com
DRAFT
DRAFT
TRIQUINT [ TRIQUINT SEMICONDUCTOR ]
