AMT8310T46L

AMT8310 2.5 Gb/s 850 nm PIN-TIA PRELIMINARY DATA SHEET - Rev 1.0 FEATURES • • • • • • • 2.5 Gb/s Differential Output TIA 3.3 V Operation 1800 MHz Bandwidth -23 dBm Typical Sensitivity 0 dBm Optical Overload 100 µm 850 nm PIN Photodetector Ambient Temperature Range: -40 to +85 °C APPLICATIONS • • • • SONET OC-48/SDH STM-16 (2.488 Gb/s) 2 x Fibre Channel (2.125 Gb/s) 2.5 Gb/s Infiniband Fibre Channel/Gigabit Ethernet (1.0625/1.25 Gb/s) T46L TO-46 Ball Lens Package PRODUCT DESCRIPTION The ANADIGICS AMT8310, packaged in a 4 pin TO-46 lens can, is a 3.3 V integrated photodetector and transimpedance amplifier (TIA) used to convert a short wavelength (850 nm) input optical signal into a differential output voltage. The AMT8310 has a bandwidth of 1.8 GHz, a dynamic range of over 23 dB and a sensitivity of -23 dBm. These devices are readily designed into receivers, transceivers and transponders for SONET, Fibre Channel and Infiniband applications. VCC 2 RF 1 PIN 3 DC Compensation Low Pass Filter Offset Control VOUTN VOUTP 4 Figure 1: Functional Block Diagram 09/2003 AMT8310 Figure 2 : T46L Pin Outline (Bottom View) Table 1: TO-46 Package Pin Description PIN 1 2 3 4 NAME VOUTN VC C VOUTP Ground DESCRIPTION Inverted Output Voltage. Logical '0' with an optical input. Needs to be AC coupled to the load. Positive Supply Voltage: 3.0 to 3.6 V Non-Inverted Output Voltage: Logical '1' with an optical input. Needs to be AC coupled to the load. Ground: Case is grounded. ELECTRICAL CHARACTERISTICS Table 2: Absolute Maximum Ratings PARAMETER Supply Voltage Optical Input Power Storage Temperature MIN -0.5 - 40 MAX 6.0 +4 + 125 UNIT V dB m °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. 2 PRELIMINARY DATA SHEET - Rev 1.0 09/2003 AMT8310 Table 3: Electrical Specifications PARAMETER Wavelength (λ) Detector Diameter Small Signal Differential Responsivity (@ 100 MHz) (1) Bandwidth (1) Low Frequency Cutoff Output Resistance Optical Overload (2) Optical Sensitivity (2) Maximum Differential Output Voltage TRISE and TFALL (20-80%) (3) Duty Cycle Distortion (4) Total Jitter (4), (5) Supply Current Operating Voltage Range Operating Case Temperature MIN TYP 850 MAX - UNIT nm µm V/W MHz kHz Ω dB m dB m mV ps % ps 10000 1500 0 -21 - 100 15000 1800 30 50 -23 550 140 5 60 700 - +3.0 -30 40 +3.3 - 60 +3.6 +105 mA Volts °C Notes: (1) Measured at -20 dBm optical input power with output connected into RL = 100Ω (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 2.5 Gb/s, an input optical power of –20 dBm and RL = 100Ω (differential) (4) Measured with a 223-1 PRBS at 2.5 Gb/s, an input optical power of –3 dBm and RL = 100Ω (differential) (5) 6 σ about the center eye crossing. PRELIMINARY DATA SHEET - Rev 1.0 09/2003 3 AMT8310 PERFORMANCE DATA 100 ps/Div. 50 mV/Div. Figure 3: Eye Diagram with an Optical Input Power of –20 dBm 100 ps/Div. 90 mV/Div. Figure 4: Eye Diagram with an Optical Input Power of –15 dBm 100 ps/Div. 90 mV/Div. Figure 5: Eye Diagram with an Optical Input Power of –10 dBm 4 PRELIMINARY DATA SHEET - Rev 1.0 09/2003 AMT8310 600.0 500.0 400.0 300.0 200.0 100.0 0.0 0.00 0.20 0.40 0.60 0.80 1.00 1.20 1.40 1.60 Input Power (mWpp) Figure 6: Differential Output Voltage vs. Input Power PRELIMINARY DATA SHEET - Rev 1.0 09/2003 5 AMT8310 Figure 7: T46L Package Outline Diagram 6 PRELIMINARY DATA SHEET - Rev 1.0 09/2003 AMT8310 NOTES PRELIMINARY DATA SHEET - Rev 1.0 09/2003 7 AMT8310 ORDERING INFORMATION ORDER NUMBER AMT8310T46L PACKAGE OPTION TO-46L PACKAGE DESRIPTION 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: Mktg@anadigics.com 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 1.0 09/2003