APPLICATION NOTE REPLACEMENT PART REFERENCE GUIDE, DAT-31-PN+: ORIGINAL PART: REPLACEMENT PART: AN-70-014 DAT-31-PN+ DAT-31A-PN+ Replacement Part has been judged by Mini-Circuits Engineering as a suitable replacement to Original Parta MECHANICAL DIMENSIONS & PCB LAND PATTERN ORIGINAL PART: DAT-31-PN+ REPLACEMENT PART: DAT-31A-PN+ Case Style: DG983-1 Case Style: DG983-2 (minor dimensional changes as below) inches (mm) Inches (mm) C E F G .035 .081 .081 .010 (0.90) (2.06) (2.06) (0.25) C E F G .033 .085 .085 .009 (0.85) (2.15) (2.15) (0.23) Note: Dimensions not shown are same as that in DG983-1 Suggested PCB Land Pattern K L M N P Q R .020 .177 .177 .081 .010 .032 .081 (0.50) (4.50) (4.50) (2.06) (0.25) (0.81) (2.06) Notes: a. Suitability for model replacement within a particular system must be determined by and is solely the responsibility of the customer based on, among other things, electrical performance criteria, stimulus conditions, application, compatibility with other components and environmental conditions and stresses. AN-70-014 Rev : OR (12/29/14) M149445 File: AN70014.doc This document and its contents are the property of Mini-Circuits. Sheet 1 of 4 APPLICATION NOTE CONCLUSION: 1) FORM-FIT-FUNCTIONAL COMPATIBLE: Replacement part is Form, Fit compatible.Following is a summary of changes/improvements: Parameter Frequency (GHz) DD(V) VSS(V) V DAT-31A-PN+ (Replacement Part) DC-2.4 DC-4 +2.7 to +3.3 +2.3 to +3.6, usable to +5.2V -3.3 min to -2.7 max DD to VDD 0 to 0.3VDD Control input High (V) 0.7V Control input Low (V) I DAT-31-PN+ (Original Part) DD (µA) 100 µA max. -3.6 min to -3.2 max +1.17 to +3.6 -0.3 to +0.6 100 µA max. During turn-on and transition between attenuation states, device may draw up to 2mA. I SS (µA) Control Current (µA) 100 max 40 max 1 max 1 max, except 30μA typ for C16, PUP1 and 2μA typ. for LE at +3.6V Attenuation Step Freq accuracy (dB) (GHz) 8 16 Spec max Spec max 1-2.4 0.25 0.5 2.4-4 Not Specified 0.8 1-2.4 0.3 0.7 2.4-4 Not Specified 1.45 VSWR (:1) (1-2.4 GHz) 1.5 max 1.6 Max Power-UP: PUP1,PUP2=1 & 31dB 31.5dB LE=0 Operating Temperature (°C) -40 to 85 -40 to 105 Storage Temperature(°C) -55 to 100 -65 to 150 ESD (HBM) Pass 500V Pass 1500V Max Operating Power Not Specified From 10 kHz to 50 MHz per Figure 1 (in Model Data Sheet) and +24 dBm above 50 MHz Absolute Max input Power +24 +30 (dBm) Notes: a. Suitability for model replacement within a particular system must be determined by and is solely the responsibility of the customer based on, among other things, electrical performance criteria, stimulus conditions, application, compatibility with other components and environmental conditions and stresses. AN-70-014 Rev : OR (12/29/14) M149445 File: AN70014.doc This document and its contents are the property of Mini-Circuits. Sheet 2 of 4 APPLICATION NOTE 2) Typical Performance Comparisona Parameter I.Loss(dB) Step Accuracy 1.0 dB Step (dB) Step Accuracy 2.0 dB Step (dB) Step Accuracy 4.0 dB Step (dB) Step Accuracy 8.0 dB Step (dB) Step Accuracy 16 dB Step (dB) Input R.Loss (dB) Output R.Loss (dB) Frequency (GHz) 0.01 to 1 1 to 2.4 2.4 to 4 0.01 to 1 1 to 2.4 2.4 to 4 0.01 to 1 1 to 2.4 2.4 to 4 0.01 to 1 1 to 2.4 2.4 to 4 0.01 to 1 1 to 2.4 2.4 to 4 0.01 to 1 1 to 2.4 2.4 to 4 0.01 to 1 1 to 2.4 2.2 to 4 0.01 to 1 1 to 2.4 2.2 to 4 DAT-31-PN+ (Original Part) DAT-31A-PN+ (Replacement Part) Average 1.39 1.75 2.97 0.00 0.01 0.02 0.03 0.08 0.12 0.04 0.06 0.02 0.04 0.04 0.07 0.03 0.03 0.06 17.3 19.6 18.2 17.7 19.7 20.7 Average 1.20 1.46 2.16 0.03 0.04 0.04 0.03 0.05 0.07 0.03 0.07 0.10 0.02 0.13 0.37 0.06 0.23 0.43 18.2 18.5 18.2 18.7 18.7 17.8 Notes: a. Suitability for model replacement within a particular system must be determined by and is solely the responsibility of the customer based on, among other things, electrical performance criteria, stimulus conditions, application, compatibility with other components and environmental conditions and stresses. AN-70-014 Rev : OR (12/29/14) M149445 File: AN70014.doc This document and its contents are the property of Mini-Circuits. Sheet 3 of 4 APPLICATION NOTE 3) PERFORMANCE COMPARISON CURVES (TYPICAL)a: Attenuation Accuracy vs. Frequency, 1 dB Step Insertion Loss vs. Frequency (0 dB/Reference State) 5.0 DAT-31A+ (Replacement) 4.0 B d 0.1 0.0 DAT-31+ (Original) 3.0 B -0.1 d 2.0 DAT-31A+ (REPLACEMENT) -0.2 1.0 0.0 DAT-31+ (ORIGINAL) -0.3 0 1000 2000 MHz 3000 4000 0 DAT-31A+ (REPLACEMENT) 0.10 B d -0.20 DAT-31+ (ORIGINAL) 0.00 -0.10 -0.20 -0.30 -0.30 0 1000 2000 3000 4000 0 1000 MHz 2000 Attenuation Accuracy vs. Frequency, 8dB Step Attenuation Accuracy vs. Frequency, 16 dB Step DAT-31A+ (REPLACEMENT) 1.5 DAT-31A+ (ORIGINAL) 0.50 DAT-31+ (ORIGINAL) 1.0 DAT-31+ (ORIGINAL) 0.25 0.5 B d 0.00 0.0 -0.25 -0.5 -0.50 -1.0 -0.75 -1.5 -1.00 -2.0 0 1000 2000 3000 4000 0 1000 MHz 60 40 B30 d B30 d 20 20 10 10 2000 MHz 4000 DAT-31A+ (Replacement) DAT-31+ (ORIGINAL) 50 DAT-31A+ (Replacement) DAT-31+ (ORIGINAL) 1000 3000 Output Return Loss vs. Frequency (Ref. State) Input Return Loss vs. Frequency (Ref. State) 0 2000 MHz 60 0 4000 2.0 0.75 40 3000 MHz 1.00 50 4000 Attenuation Accuracy vs. Frequency, 4dB Step B d -0.10 Bd 3000 0.20 DAT-31A+ (REPLACEMENT) DAT-31+ (ORIGINAL) 0.00 2000 MHz Attenuation Accuracy vs. Frequency, 2dB Step 0.10 1000 3000 4000 Note: DAT-31+ is same as DAT-31-PN+ and DAT-31A+is same as DAT-31A-PN+ 0 0 1000 2000 MHz 3000 4000 Notes: a. Suitability for model replacement within a particular system must be determined by and is solely the responsibility of the customer based on, among other things, electrical performance criteria, stimulus conditions, application, compatibility with other components and environmental conditions and stresses. AN-70-014 Rev : OR (12/29/14) M149445 File: AN70014.doc This document and its contents are the property of Mini-Circuits. Sheet 4 of 4