ATA01501D1C ATA01501S2C AGC Transimpedance Amplifier SONET OC-3 Preliminary Data Sheet - Rev 5 FEATURES · Single +5 Volt Supply · Automatic Gain Control · Excellent Sensitivity · 0 dBm Optical Overload VDD2 VDD1 GND GND 19F IIN 1992 VOUT GND GND GND GND CBY CBY GND C AGC GND APPLICATIONS · · · SONET OC-3 Receiver FDDIk Ethernet Fiber LAN Low Noise RF Amplifier S2 12 Pin 4 Sided SQFP Package D1 Electrical Characteristics (1) (TA= 25°C, VDD=+5.0V + 10%, CDIODE+CSTRAY = 0.5 pF, Det. Cathode to IIN) PAR AMETER MIN Transresi stance (RL= ¥ ,Idc<500nA) TYP MAX 17 U N IT KW 5.5 8 Bandwi dth -3dB (D 1C ) 150 175 MHz Bandwi dth -3dB (S2C ) 130 75 MHz 500 W Transresi stance (RL=50 W) (1) Input Resi stance (2) Output Resi stance 30 Supply C urrent Input Offset Voltage 1.4 Output Offset Voltage 10 KW 50 60 W 30 45 mA 1.6 1.9 Volts 1.8 Volts AGC Threshold (IIN) (3) 15 30 mA Opti cal Overload -3 0 dB m (4) Input Noi se C urrent (5) 14 AGC Ti me C onstant 16 m se c (6) Offset Voltage D ri ft 20 nA 1 mV/ º C Opti cal Sensi ti vi ty -(D 1C ) (7) -38 dB m Opti cal Sensi ti vi ty - (S2C ) -37 dB m (7) Operati ng Voltage Range + 4.5 Operati ng Temperature Range - 40 + 5.0 1. 2. + 6.0 Volts 85 ºC 3. 4. 5. 6. 7. 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 ATA01501D1C/ATA01501S2C Absolute Maximum Ratings V DD1 7.0 V V DD2 7.0 V IIN 5 mA TA Operati ng Temp. - 40 C to 125 C TS Storage Temp. - 65 C to 150 C Pad Description PAD D escription C omment V DD1 V DD1 Posi ti ve supply for i nput gai n stage V DD2 V DD2 Posi ti ve supply for second gai n stage IIN TIA Input C urrent VOUT TIA Output Voltage C AGC External AGC C apaci tor C BY Input gai n stage bypass capaci tor 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 CAGC + 4pF IIN GND or neg.supply - 45 + 0.8 VGA US PATENT VOUT GND CBY Photodector cathode must be connected to Iin for proper AGC operation 2 ATA01501D1C/ATA01501S2C ATA01501D1C Die Bonding Pads ATA01501D1C Die Typical Bonding VDD VDD2 56pF VDD1 GND GND 56pF V DD2 GND 19 I VDD 925 um IIN PIN 1992 GND 19 I IIN GND 1992 VOUT GND VOUT GND GND CBY CBY GND GND GND CAGC GND GND GND GND CBY CBY GND CAGC GND 56pF 56pF OUT 1250 um ATA01501DS2C SQFP Package Outline 0.245 (6.22) 0.230 (5.84) 0.065 (1.65) 0.055 (1.40) 0.165 (4.19) 0.152 (3.86) 0.047 (1.19) 0.032 (0.81) 12 11 PIN NO. FUNC TION 1 NC 2 GND 3 IIN 4 C BY 7° o 0 0.035 (.89) 0.020 (.51) 10 0.018 (.460) 0.012 (.300) 0.021X45° 4 Sides 1 9 5 GND 2 8 6 C AGC 3 7 7 VOUT 8 GND 9 NC 10 VDD 11 GND 12 NC 0.000 (0.00) 0.020 (.51) 4 5 0.015 (.38) 0.000 (0.00) 6 4X 0.023X45° 0.024 (.61) 0.011 (.28) 0.007 (.18) 0.018 (.46) 0.032 BSC (0.81) ATA01501DS2C Typical SQFP Connection Package VDD 0.1µF NC 12 NC IIN 11 10 1 9 2 8 3 7 GND or Neg.Supply 4 56 pF 5 NC 0.1µF Vout 6 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 [email protected] 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