SL2150KG ZARLINK [Zarlink Semiconductor Inc], SL2150KG Datasheet

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SL2150KG

Manufacturer Part Number
SL2150KG
Description
Cable Tuner Front End LNA with AGC
Manufacturer
ZARLINK [Zarlink Semiconductor Inc]
Datasheet
Features
Applications
Single chip dual output LNA
Wide dynamic range on both channels
Independent AGC facility incorporated into all
channel paths
Independent disable facility incorporated into all
channel paths
Full ESD protection. (Normal ESD handling
procedures should be observed)
Multi-tuner cable set top box and cable modem
applications
Data communications systems
Terrestrial TV tuner loop though
RFINPUTB
RFINPUT
Zarlink, ZL and the Zarlink Semiconductor logo are trademarks of Zarlink Semiconductor Inc.
Copyright 2002-2005, Zarlink Semiconductor Inc. All Rights Reserved.
Splitter
Power
Figure 1 - SL2150D Block Diagram
Zarlink Semiconductor Inc.
DIS1
Power Down
1
Control
AGC1
Cable Tuner Front End LNA with AGC
AGC
DIS2
Description
The SL2150D is a wide dynamic range front end for
tuner applications.
The device offers two buffered outputs from a single
input, where both paths contain an independently
controllable AGC and disable facility.
SL2150D/KG/LH1S
SL2150D/KG/LH2R
SL2150D/KG/LH2T
Control
AGC2
AGC
Ordering Information
*Pb Free Matte Tin
-20°C to +85°C
28 Pin QFN
28 Pin QFN*
28 Pin QFN*
RFOUT2B
RFOUT1
RFOUT2
RFOUT1B
Tubes
Trays
Tape & Reel
Data Sheet
SL2150D
September 2005

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SL2150KG Summary of contents

Page 1

Features • Single chip dual output LNA • Wide dynamic range on both channels • Independent AGC facility incorporated into all channel paths • Independent disable facility incorporated into all channel paths • Full ESD protection. (Normal ESD handling procedures ...

Page 2

RFOUT1B VEE (PACKAGE PADDLE) 1.0 Quick Reference Data NB all data applies with differential termination and single ended source both of 75 Ω. RF input operating range Gain with external load as in Figure 11 maximum minimum Input NF, both ...

Page 3

Functional Description The SL2150D is a broadband wide dynamic range dual output tuner front end LNA with AGC. It also has application is any system where a wide dynamic range broadband power splitter is required. The pin assignment is ...

Page 4

RFIN F TYPE 5.1nH CH1 PRm Cor Z 0 Ω Avg 75 16 Smo START 50.000 000 MHz Figure 4 - Typical Single-end Input Impedance SL2150D 1nF 1nF MABAES0029 1:1 Figure 3 - Input Network ...

Page 5

Typical Noise Figure vs Frequency (Vagc = 3 V, Maximum Gain) 9 8.5 8 7.5 7 6.5 6 5 150 250 SL2150D Typical ...

Page 6

Typical Variation in Noise Figure vs. Gain Setting - Figure 7 - Typical Variation in NF versus Gain Setting Zarlink Semiconductor Inc. SL2150D Gain ...

Page 7

Input and output conditions as in Fig. 3 and Fig. 12. -50 -60 -70 -80 -20 -15 Figure 8 - Typical Variation In CSO and CTB Versus Backoff from ...

Page 8

SL2150D Driven output stage Monitored input stage Figure 10 - Test Condition for Output to Input Crosstalk MABAES0029 SL2150D 1:1 Figure 11 - Example Application Driving 75 Ω Load Zarlink Semiconductor Inc. 50 Ω Directional coupler Port 1 ...

Page 9

SL2150D Figure 12 - Example Application Driving 100 Ω Load with Inductive Pull Up SL2150D Note: External resistor values must not exceed 20Ω Figure 13 - Example Application Driving 100 Ω Load with Resistive Pull Up Zarlink Semiconductor ...

Page 10

Vcc Ω Ω 440 440 Output 3 Output Ports 30 k 1.6 V Ω 1.5 k AGC Port Figure 14 - Port Peripheral Circuitry SL2150D INPUT Ω 2.5 V Ω 270 2.5 V ...

Page 11

Electrical Characteristics Test conditions (unless otherwise stated - Vee = 0 V, Vcc = 5 V+-5% amb These characteristics are guaranteed by either production test or design. They apply within the specified ...

Page 12

Electrical Characteristics (continued) Characteristic Pin Gain variation within channel Output 11,12, impedance 24,25 Output port DC 11,12, standing current 24,25 AGC1, 2 input 8,9 leakage current DIS1, 2 input 6, 7 Input high voltage Input low voltage Leakage current Crosstalk ...

Page 13

Absolute Maximum Ratings All voltages are referred to Vee at 0V Characteristic Supply voltage RF input voltage All I/O port DC offsets Storage temperature Junction temperature Package thermal resistance, chip to ambient Power consumption at 5.25 V ESD protection SL2150D ...

Page 14

Application Diagram Figure 15 - SL2150D Evaluation PCB Schematic SL2150D 14 Zarlink Semiconductor Inc. Data Sheet ...

Page 15

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Page 16

For more information about all Zarlink products Information relating to products and services furnished herein by Zarlink Semiconductor Inc. or its subsidiaries (collectively “Zarlink”) is believed to be reliable. However, Zarlink assumes no liability for errors that may appear in ...

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