AMT8410 2.5 Gb/s 1310/1550nm PIN-TIA PRELIMINARY DATA SHEET - Rev 1.1 FEATURES • • • • • • • • 2.5 Gb/s Differential Output TIA 3.3 V Operation Automatic Gain Control 55 µm 1270-1560 nm PIN Photodetector 2000 MHz Bandwidth -23 dBm Typical Sensitivity +2 dBm Optical Overload TO-46 Lens Package APPLICATIONS • • • SONET OC-48/SDH STM-16 (2.488 Gb/s) 2 x Fibre Channel (2.125 Gb/s) 2.5 Gb/s Infiniband TO-46L TO-46 Ball Lens Package PRODUCT DESCRIPTION The ANADIGICS AMT8410, packaged in a TO46 lens can, is a 3.3 V integrated photodetector and transimpedance amplifier (TIA) used to convert a long wavelength (1270 to 1560 nm) input optical signal into a differential output voltage. The AMT8410 has a bandwidth of 2000 MHz and a dynamic range of 25 dB. These devices are readily designed into receivers, transceivers and transponders for SONET, Fibre Channel and Infiniband applications. VCC 2 AGC 1 PIN 3 4 Figure 1: Funtional Block Diagram 09/2002 VOUT VOUT AMT8410 3 4 2 1 Figure 2: T46L Pinout (Bottom View) Table 1: Pin Description PIN DESCRIPTION 2 COMMENT 1 VOUT - TIA Output Voltage (Non-Inverted) Logical '1' with optical input 2 VCC - Positive Supply Voltage +3.3 Volts 3 VOUT - TIA Output Voltage (Inverted) Logical '0' with optical input 4 Ground Case is grounded PRELIMINARY DATA SHEET - Rev 1.1 09/2002 AMT8410 ELECTRICAL CHARACTERISTICS Table 2: Absolute Maximum Ratings V CC 6.0 V PIN +4 dBm TS Storage Temp. -65 °C to 125 °C Stresses in excess of the absolute ratings may cause permanent damage. Functional operation is not implied under these conditions. Exposure to absolute ratings for extended periods of time may adversely affect reliability. Table 3: Electrical Specifications PARAMETER MIN TYP MAX UNIT Wavelength (λ) 1270 1300 1560 nm - 55 - µm Small Signal Differential Responsivity (@ 100 MHz) (1) 1700 2000 - V/W Bandwidth (1) 1700 2000 - MHz Low Frequency Cutoff - 100 - kHz Output Resistance - 50 - Ω Optical Overload 0 +2 - dB m -21 -23 - dB m Maximum Differential Output Voltage - - 300 mV TRISE & TFALL (20 - 80%) - 160 - ps - 6 - % - 45 - ps - 55 100 mA Operating Voltage Range +3.0 +3.3 +3.6 V Operating Temperature Range -40 - +85 °C Detector Active Area (2) Optical Sensitivity (2) Duty Cycle Distortion Total Jitter (3) (4) (4), (5) Supply Current Notes: (1) Measured at -17 dBm optical input power with output connected into RL = 100 Ω (differential). (2) Measured at 10-10 BER with a 223-1 PRBS at 2.5 Gb/s. (3) Measured with a 223-1 PRBS at 2.5Gb/s, an input optical power of -17dBm and RL = 100 Ω (differential). (4) Measured with a 223-1 PRBS at 2.5Gb/s, an input optical power of -3dBm and RL = 100 Ω (differential). (5) 6σ about the center eye crossing. PRELIMINARY DATA SHEET - Rev 1.1 09/2002 3 AMT8410 PERFORMANCE DATA Figure 4: Eye Diagram with an Optical Input Power of -15 dBm Figure 3: Eye Diagram with an Optical Input Power of -23 dBm 100 ps/Div. 5 mV/Div. 100 ps/Div. Figure 6: Bandwidth vs. Case Temperature Figure 5: Supply Current vs. Case Temperature 2400 80.0 3V 3.3V 3.6V 75.0 2300 70.0 Bandwidth (MHz) Supply Current (mA) Pin = -17dBm 25 mV/Div. 65.0 60.0 55.0 2200 2100 2000 1900 50.0 1800 45.0 1700 3V 3.3V 3.6V 1600 40.0 0 10 20 30 40 50 60 70 80 0 90 10 20 Figure 7: Differential Responsivity vs. Case Temperature 50 60 70 80 90 Figure 8: Sensitivity vs. Case Temperature 3V 3.3V 3.6V 2750 -21.50 2500 S en sitivity (d B m ) Differential Responsivity (V/W) 40 -21.00 3000 2250 2000 1750 1500 1250 -22.00 -22.50 -23.00 -23.50 -24.00 3V 3.3V 3.6V -24.50 1000 0 10 20 30 40 50 60 Case Temperature (C) 4 30 Case Temperature (C) Case Temperature (C) 70 80 90 -25.00 0 10 20 PRELIMINARY DATA SHEET - Rev 1.1 09/2002 30 40 50 60 Case Temperature (C) 70 80 90 AMT8410 MEASUREMENT METHODS Lightwave Analyzer HP 8702D Optical Attenuator Laser DUT Test Fixture Extinction Ratio = 3 dB Power Supply Figure 9: Test Setup for Frequency Measurements BERT Pulse Pattern Generator Laser Error Detector Hybrid Coupler Limiting Amplifier DUT Test Fixture Optical Attenuator Extinction Ratio >9 dB Power Supply Figure 10: Test Setup for Sensitivity Measurements Digital Communication Analyser HP83480A Pulse Pattern Generator Laser Optical Attenuator DUT Test Fixture Extinction Ratio = 9 dB Supply Power Figure 11: Test Setup for Eye Measurements PRELIMINARY DATA SHEET - Rev 1.1 09/2002 5 AMT8410 V DD 0.1uF VOUT DUT 0.1uF VOUT 0.1uF Figure 12: DUT Test Fixture Schematic 6 PRELIMINARY DATA SHEET - Rev 1.1 09/2002 AMT8410 PACKAGE OUTLINE Figure 13: T46L Package Outline Diagram PRELIMINARY DATA SHEET - Rev 1.1 09/2002 7 AMT8410 ORDERING INFORMATION ORDER NUMBER TEMPERATURE RANGE PACKAGE DESCRIPTION COMPONENT PACKAGING AMT8410T46L -40 °C to +85 °C TO-46L Ball Lens Package - ANADIGICS, Inc. 141 Mount Bethel Road Warren, New Jersey 07059, U.S.A. Tel: +1 (908) 668-5000 Fax: +1 (908) 668-5132 URL: http://www.anadigics.com E-mail: [email protected] IMPORTANT NOTICE ANADIGICS, Inc. reserves the right to make changes to its products or to discontinue any product at any time without notice. The product specifications contained in Advanced Product Information sheets and Preliminary Data Sheets are subject to change prior to a product’s formal introduction. Information in Data Sheets have been carefully checked and are assumed to be reliable; however, ANADIGICS assumes no responsibilities for inaccuracies. ANADIGICS strongly urges customers to verify that the information they are using is current before placing orders. WARNING ANADIGICS products are not intended for use in life support appliances, devices or systems. Use of an ANADIGICS product in any such application without written consent is prohibited. 8 PRELIMINARY DATA SHEET - Rev 1.1 09/2002