Datasheet AD8370 (Analog Devices) - 26

ManufacturerAnalog Devices
Description750 MHz Digitally Controlled Variable Gain Amplifier
Pages / Page28 / 26 — AD8370. Data Sheet. –22.5dB. PORT 1. SERIAL DATA. SOURCE. BIAS TEE. …
RevisionB
File Format / SizePDF / 786 Kb
Document LanguageEnglish

AD8370. Data Sheet. –22.5dB. PORT 1. SERIAL DATA. SOURCE. BIAS TEE. CONNECTION. TO PORT 1. S 5.0V. 1nF. PORT 2. MINI-. CIRCUITS. TC4-1W. TC2-1T. INLO

AD8370 Data Sheet –22.5dB PORT 1 SERIAL DATA SOURCE BIAS TEE CONNECTION TO PORT 1 S 5.0V 1nF PORT 2 MINI- CIRCUITS TC4-1W TC2-1T INLO

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Text Version of Document

AD8370 Data Sheet –22.5dB PORT 1 PORT 1 SERIAL DATA SOURCE BIAS TEE SERIAL DATA CONNECTION SOURCE V TO PORT 1 S 5.0V 1nF 1nF T1 T2 PORT 2 MINI- 16 15 14 13 12 11 10 9 MINI- 1nF 1nF CIRCUITS CIRCUITS PORT 2 TC4-1W 0

TC2-1T 16 15 14 13 12 11 10 9 MINI- INLO ICOM DATA CLCK LTCH VCCO OPLO CIRCUITS OCOM TC2-1T AD8370 INLO ICOM DATA CLCK LTCH VCCO OPLO OCOM 200

AD8370 INHI ICOM VCCI PWUP VOCM VCCO OCOM OPHI 1 2 3 4 5 6 7 8 INHI ICOM VCCI PWUP VOCM VCCO OCOM OPHI AGILENT 8753D 1 2 3 4 5 6 7 8 1nF 1nF NETWORK ANALYZER AGILENT 8753D 1nF 1nF 1nF NETWORK ANALYZER V V S 5.0V S 5.0V 1
µ
F 1nF 1nF 1nF 1
µ
F
03692-064 03692-063 Figure 65. PSRR Adm Test Setup Figure 66. PSRR As Test Setup
TEKTRONIX TDS5104 DPO OSCILLOSCOPE 50

50

50

50

HP8133A AUX IN INPUT INPUT INPUT INPUT 3GHz PULSE GENERATOR 3dB TRIG ATTEN 6dB OUT SERIAL DATA SPLITTER SOURCE VS 5.0V 475

3dB 2dB ATTEN ATTEN 52.3

16 15 14 13 12 11 10 9 INLO 3dB ICOM DATA CLCK LTCH VCCO OPLO OCOM ATTEN 200

AD8370 6dB OUT SPLITTER INHI ICOM VCCI PWUP VOCM VCCO OCOM OPHI 1 2 3 4 5 6 7 8 475

2dB 3dB ATTEN ATTEN 52.3

VS 5.0V 1
µ
F 1nF 1nF 1nF 1
µ
F VS 5.0V
03692-065 Figure 67. DC Pulse Response and Overdrive Recovery Test Setup Rev. B | Page 26 of 28 Document Outline Features Applications General Description Functional Block Diagram Table of Contents Revision History Specifications Absolute Maximum Ratings ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Block Architecture Preamplifier Transconductance Stage Output Amplifier Digital Interface and Timing Applications Basic Connections Gain Codes Power-Up Feature Choosing Between Gain Ranges Layout and Operating Considerations Package Considerations Single-Ended-to-Differential Conversion DC-Coupled Operation ADC Interfacing 3 V Operation Evaluation Board and Software Appendix Characterization Equipment Composite Waveform Assumption Definitions of Selected Parameters Outline Dimensions Ordering Guide