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| AGC Transimpedance Amplifier SONET OC-3 FEATURES * * * * Single +5 Volt Supply Automatic Gain Control Excellent Sensitivity 0 dBm Optical Overload VDD1 ATA01501D1C ATA01501S2C Preliminary Data Sheet - Rev 5 VDD2 GND GND 1992 19F IIN GND GND GND GND CBY CBY GND CAGC VOUT GND APPLICATIONS * * * SONET OC-3 Receiver FDDIk Ethernet Fiber LAN Low Noise RF Amplifier D1 S2 12 Pin 4 Sided SQFP Package Electrical Characteristics (1) (TA= 25C, VDD=+5.0V + 10%, CDIODE+CSTRAY = 0.5 pF, Det. Cathode to IIN) PAR AMETER Transresi stance (RL= ,Idc<500nA) Transresi stance (RL=50 W) (1) Bandwi dth -3dB (D 1C ) Bandwi dth -3dB (S2C ) Input Resi stance (2) Output Resi stance Supply C urrent Input Offset Voltage Output Offset Voltage AGC Threshold (IIN) (3) Opti cal Overload (4) MIN 5.5 150 130 30 1.4 15 -3 (6) TYP 17 8 175 75 500 50 30 1.6 1.8 30 0 14 16 1 -38 -37 MAX 10 U N IT KW KW MHz MHz W 1. 2. 3. 4. 5. 6. 7. 60 45 1.9 W mA Volts Volts mA dB m 20 nA m se c Input Noi se C urrent (5) AGC Ti me C onstant Offset Voltage D ri ft Opti cal Sensi ti vi ty -(D 1C ) (7) Opti cal Sensi ti vi ty - (S2C ) Operati ng Voltage Range Operati ng Temperature Range (7) mV/ C dB m dB m + 6.0 85 Volts C f = 50 MHz Measured with IIN below AGC Threshold. During AGC, input impedance will decrease proportionally to IIN Defined as the IIN where Transresistance has decreased by 50%. See note on Indirect Measurement of Optical Overload. See note on Measurement of Input Referred Noise Current. CAGC = 220 pF Parameter is guaranteed (not tested) by design and characterization data @155Mb assuming detector responsivity of 0.9 + 4.5 - 40 + 5.0 ATA01501D1C/ATA01501S2C Absolute Maximum Ratings V DD1 V DD2 IIN TA TS 7.0 V 7.0 V 5 mA Operati ng Temp. - 40 C to 125 C Storage Temp. - 65 C to 150 C Pad Description PAD V DD1 V DD2 IIN VOUT C AGC C BY D escription V DD1 V DD2 TIA Input C urrent TIA Output Voltage External AGC C apaci tor Input gai n stage bypass capaci tor C omment Posi ti ve supply for i nput gai n stage Posi ti ve supply for second gai n stage C onnect detector cathode for proper operati on Requi res external D C block 70K * C AGC = AGC ti me constant >56 pF Equivalent Circuit VDD1 VDD2 AGC 19 K 70K + 4pF IIN GND or neg.supply CAGC - 45 VGA + 0.8 VOUT GND US PATENT CBY Photodector cathode must be connected to Iin for proper AGC operation 2 ATA01501D1C/ATA01501S2C ATA01501D1C Die Bonding Pads VDD2 VDD1 56pF ATA01501D1C Die Typical Bonding VDD GND VDD 56pF GND GND 1992 V DD2 19 I 925 um IIN GND GND GND GND CBY 1250 um CBY GND CAGC GND GND 1992 VOUT GND GND PIN 19 I IIN GND VOUT GND OUT GND CBY CBY GND CAGC GND 56pF 56pF ATA01501DS2C SQFP Package Outline 0.245 (6.22) 0.230 (5.84) 0.165 (4.19) 0.152 (3.86) 0.047 (1.19) 0.032 (0.81) 0.065 (1.65) 0.055 (1.40) PIN NO. 7 o 0 0.035 (.89) 0.020 (.51) FUNC TION NC GND IIN C BY GND C AGC VOUT GND NC VDD GND NC 1 2 3 4 5 6 7 8 12 11 10 0.018 (.460) 0.012 (.300) 1 2 3 9 8 7 0.021X45 4 Sides 0.000 (0.00) 0.020 (.51) 4 5 6 4X 0.023X45 0.024 (.61) 0.011 (.28) 0.007 (.18) 0.018 (.46) 0.015 (.38) 0.000 (0.00) 9 10 11 12 0.032 BSC (0.81) ATA01501DS2C Typical SQFP Connection Package VDD NC 12 0.1F 11 10 NC 1 2 9 8 7 NC IIN 3 0.1F Vout GND or Neg.Supply 4 5 6 56 pF 56 pF 3 ATA01501D1C/ATA01501S2C ANADIGICS, Inc. 35 Technology Drive Warren, New Jersey 07059 Tel: (908) 668-5000 Fax: (908) 668-5132 http://www.anadigics.com Mktg@anadigics.com IMPORTANT NOTICE ANADIGICS, Inc. reserves the right to make changes to its products or discontinue any product at any time without notice. The Advanced Product data sheets and product specifications contained in this data sheet are subject to change prior to a products formal introduction. The information in this data sheet has been carefully checked and is assumed to be reliable. However, ANADIGICS assumes no responsibility 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. 4 |
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