12-BIT, 3 MSPS, A TO D CONVERTER AD1672 1.0 SCOPE This specification documents the detail requirements for space qualified product manufactured on Analog Devices, Inc.'s QML certified line per MIL-PRF-38535 Level V except as modified herein. The manufacturing flow described in the STANDARD SPACE LEVEL PRODUCTS PROGRAM brochure is to be considered a part of this specification. This brochure may be found at: http://www.analog.com/aerospace. This data sheet specifically details the space grade version of this product. A more detailed operational description and a complete data sheet for commercial product grades can be found at www.analog.com/AD1672. 2.0 Part Number. The complete part number(s) of this specification follow: Part Number Description AD1672-703F 12-Bit , 3 MSPS, A to D Converter AD1672-713D 12-Bit , 3 MSPS, A to D Converter with radiation test 2.1 ASD0010965 Case Outline. Letter D F Descriptive designator GDIP2-T28 CDFP3-F28 Case Outline (Lead Finish per MIL-PRF-38535) 28-Lead Sidebrazed DIP package 28-Lead bottom-brazed flatpack Rev. I Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. Specifications subject to change without notice. No license is granted by implication or otherwise under any patent or patent rights of Analog Devices. Trademarks and registered trademarks are the property of their respective companies. One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. Tel: 781.329.4700 www.analog.com Fax: 781.326.8703 (c) 2013 Analog Devices, Inc. All rights reserved. AD1672 PIN DESCRIPTION Symbol Pin No. Type Name and Function DRCOM BIT 12 Bit 2-11 BIT 1 DRVDD OTR 1 2 3-12 13 14 15 P DO DO DO P DO CLOCK VDD DCOM REFCOM REFOUT 16 17 18 19, 24 20 DI P P P AO AIN1 AIN2 REFIN NCOMP2 21 22 23 25 AI AI AI AO NCOMP1 26 AO ACOM VCC 27 28 P P Digital Output Drive Ground Data Bit (LSB). Data Bits Data Bit (MSB). +5V Digital Output Drive Supply Out of Range is Active High on the leading edge of Code 0 or the trailing edge of Code 4096. See Output Data Format Table V. Sample Clock +5V Digital Supply Digital Ground Analog Ground 2.5V Reference Output (Decouple with 1F ceramic capacitor to REFCOM). Analog Input Analog Input Reference Input Noise Compensation (Decouple with 1F ceramic capacitor to ACOM). Noise Compensation (Decouple with 1F ceramic capacitor to ACOM). Analog Ground +5V Analog Supply TYPE: AI = Analog Input; DI = Digital Input; P = Power AO = Analog Output; DO = Digital Output Figure 1 - Terminal connections. ASD0010965 Rev. I | Page 2 of 6 AD1672 3.0 Absolute Maximum Ratings. (TA = 25C, unless otherwise noted) VCC with respect to ACOM ................................................................................ -0.5 to +6.5V VDD with respect to DCOM ................................................................................ -0.5 to +6.5V DRVDD with respect to DRCOM ........................................................................ -0.5 to +6.5V ACOM with respect to DCOM, DRCOM ........................................................... -0.5 to +0.5V Clock with respect to DCOM .................................................................... -0.5 to VDD + 0.5V Digital Outputs with respect to DCOM ............................................... -0.5V to DRVDD + 0.5V AIN with respect to ACOM ............................................................................. -6.5V to +6.5V REFIN with respect to ACOM .................................................................-0.5V to VCC + 0.5V Junction Temperature (TJ) ....................................................................................... +150C Operating Temperature Range.................................................................. -55C to + 125C Storage Temperature ................................................................................. -65C to +150C Lead Temperature (10 sec) ..................................................................................... +300C Stresses above those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operational sections of the specification is not implied. Exposure to absolute maximum ratings for extended periods may effect device reliability. 3.1 4.0 Thermal Characteristics: Thermal Resistance, Sidebrazed (D) Package Junction-to-Case (JC) = 28C/W Max Junction-to-Ambient (JA) = 70C/W Max Thermal Resistance, Bottom brazed (F) Package Junction-to-Case (JC) = 22C/W Max Junction-to-Ambient (JA) = 60C/W Max Electrical Table: Table I Parameter (see notes at end of table) Resolution Supply Current Symbol Conditions 1/ Unless Otherwise Specified No Missing Codes IVCC Sub Group 1,2,3 1,2,3 Limit Min 12 65 IVDD PD PSR VCC = 5.0V 0.25V VDD = 5.0V 0.25V VDRDD = 3.0V 5.25V ACCURACY Integral Nonlinearity Differential Nonlinearity Offset Zero Zero Error 5/ Gain Error 2/ Internal Voltage Reference Units Bits mA 2 2 IDRVDD Power Dissipation Power supply rejection 3/ Limit Max 1,2,3 1,2,3 -0.3 363 0.3 -0.3 -0.1 0.3 0.1 -2.5 2.5 mW %FSR 1,2,3 INL DNL VOSE VO IOUT = 0.5 mA 4/ ASD0010965 Rev. I | Page 3 of 6 1,2,3 LSB -1 1.5 LSB -0.75 -0.75 -1.5 0.75 0.75 1.5 %FSR %FSR %FSR 2.475 2.525 V AD1672 4.0 Electrical Table: (Cont'd) Parameter See notes at end of table Symbol Analog Input Conditions 1/ Unless Otherwise Specified 2.5V Range Unipolar Sub Group 1,2,3 5.0V Range Unipolar 5.0V Bipolar Output Voltage, High VOH 2.5V Input Range 5.0V Input Range IOH= 0.5 mA Output Voltage, Low Logic Inputs Logic "0" Input Current Logic "1" Input Current VOL IOL= 1.6 mA 1,2,3 IIH IIL VIH=VDD VIL=0V 1,2,3 Input Resistance AC Parameters: Parameter See notes at end of table Symbol Signal to Noise Distortion (S/(N+D)) Signal to Noise Ratio Total Harmonic Distortion Spurious Free Dynamic Range Conditions 1/ Unless Otherwise Specified finput=500KHz 1,2,3 1,2,3 V Limit Min. Limit Max Units 63 62 66 62 -64 dB -65 dB finput=500KHz 9,10,11 ASD0010965 Rev. I | Page 4 of 6 K Sub Group SFDR 5/ Bipolar Mode 2.5 5 uA finput=500KHz 4/ Current available for external loads. External load should not change during conversion. 1.5 3 2.4 10 THD 3/ Change in full scale as a function of the dc supply voltage. 5 2.5 -10 finput=500KHz 2/ Includes internal reference error. 0 -2.5 Units V V SNR 1/ VCC = VDD = VDRVDD = +5.0V. Limit Max 2.5 0.4 9 10,11 9 10,11 9,10,11 NOTES: Limit Min. 0 dB dB AD1672 4.1 Electrical Test Requirements: Table II Subgroups (in accordance with MIL-PRF-38535, Table III) Test Requirements Interim Electrical Parameters 1 Final Electrical Parameters 1, 2, 3, 9, 10, 11 1/ 2/ Group A Test Requirements 1, 2, 3, 9, 10, 11 Group C end-point electrical parameters 1 2/ Group D end-point electrical parameters 1 Group E end-point electrical parameters 1 Table II Notes 1/ PDA applies to Subgroup 1 only. No other subgroups are included in PDA. 2/ See table III for delta parameters. 4.2 Table III. Life Test/Burn-In test delta limits. Table III 5.0 TEST TITLE ENDPOINT LIMIT DELTA LIMIT UNITS ICC 65 10% mA VOH 2.4 0.24 V VOL 0.4 0.1 V Life Test/Burn-In Circuit: 5.1 HTRB is not applicable for this drawing. 5.2 Burn-in is per MIL-STD-883 Method 1015 test condition D. 5.3 Steady state life test is per MIL-STD-883 Method 1005. ASD0010965 Rev. I | Page 5 of 6 AD1672 Rev Description of Change Date A B Initiate Add Flatpack, Add radiation part number, Add timing information on page 3. 4/20/2000 3/22/2001 C Update web address. 2/7/2002 D Change subgroups 4, 5, 6 to 9, 10, 11. Update web address 1/9/2003 E F Delete Burn-In circuit. Update header/footer and add to 1.0 Scope description 8/5/2003 2/19/2008 H Add Operating Temperature Range to Section 3.0 & Remove (See Figure 2) in Sections 5.2 and 5.3 Remove obsolete part numbers and update ASD to ADI Standard 11/30/2011 I Corrected typo in section 4.0 Electrical Table. 11/08/2013 G (c) 2013 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective companies. 11/13 Printed in the U.S.A. ASD0010965 Rev. I | Page 6 of 6 4/4/2008