Datasheet ADL5306 (Analog Devices) - 7
Manufacturer | Analog Devices |
Description | 60 dB-RANGE (100 nA-100 µA) Low-Cost Logarithmic Converter |
Pages / Page | 16 / 7 — 1.6. 0.3. 1.4. 0.2. 1.2. 100nA. 100. 0.1. 1.0. (V 0.8. LOG. RROR (dB). … |
File Format / Size | PDF / 2.2 Mb |
Document Language | English |
1.6. 0.3. 1.4. 0.2. 1.2. 100nA. 100. 0.1. 1.0. (V 0.8. LOG. RROR (dB). 0.6. –0.1. 0.4. –0.2. –0.3. 10n. 100n. IREF (A). 03727-0-009. 03727-0-012. A TO 100
Model Line for this Datasheet
Text Version of Document
ADL5306
1.6 0.3 1.4 0.2 1.2 100nA 100
µ
A 0.1 1.0 ) 10
µ
A 100
µ
A (V 0.8 1
µ
A 0 LOG 1
µ
A V RROR (dB) 0.6 100nA E 10
µ
A –0.1 0.4 –0.2 0.2 0 –0.3 10n 100n 1
µ
10
µ
100
µ
1m 10n 100n 1
µ
10
µ
100
µ
1m IREF (A) 03727-0-009 IREF (A) 03727-0-012
Figure 9. VLOG vs. IREF for Multiple Values of IPD Figure 12. Law Conformance Error vs. IREF for Multiple Values of IPD (Decade Steps from 10 nA to 1 mA) (Decade Steps from 10 nA to 1 mA)
0.3 1.2 0.2 1.0 10
µ
A TO 100
µ
A: tRISE < 1
µ
s, tFALL < 1
µ
s 0.1 /dB)) 0.8 V +3V, –0.5V +5V, 0V 1
µ
A TO 10
µ
A: t m RISE < 1
µ
s, 0 ) tFALL < 5
µ
s (V 0 0.6 OUT 100nA TO 1
µ
A: t V RISE < 5
µ
s, +3V, 0V t +5V, –5V FALL < 20
µ
s –0.1 0.4 RROR (dB (1 E –0.2 0.2 –0.3 0 10n 100n 1
µ
10
µ
100
µ
1m –20 0 20 40 60 80 100 120 140 160 180 IPD (A) 03727-0-010 TIME (
µ
s) 03727-0-013
Figure 10. Law Conformance Error vs. I Figure 13. Pulse Response: I PD for Various Supply Conditions PD to VOUT (G = 1)
4 1.4 TA = –40°C, +85°C 3 1.2 MEAN + 3 @ –40°C 100nA TO 1
µ
A: tRISE = 30
µ
s, 2 tFALL = 5
µ
s 1.0 1
µ
A TO 10
µ
A: t /dB)) RISE = 5
µ
s, V 1 tFALL < 1
µ
s m 0 ) 0.8 MEAN ±3 @ +85°C (V 10
µ
A TO 100
µ
A: t 0 RISE = 1
µ
s, t OUT FALL < 1
µ
s V 0.6 –1 RROR (dB (1 E 0.4 –2 MEAN – 3 @ –40°C –3 0.2 –4 0 10n 100n 1
µ
10
µ
100
µ
1m –20 0 20 40 60 80 100 120 140 160 180 IPD (A) 03727-0-011 TIME (
µ
s) 03727-0-014
Figure 11. V Figure 14. Pulse Response: I INPT – VSUM vs. IPD REF to VOUT (G = 1) Rev. 0 | Page 7 of 16 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION AND PIN FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS GENERAL STRUCTURE THEORY MANAGING INTERCEPT AND SLOPE RESPONSE TIME AND NOISE CONSIDERATIONS APPLICATIONS USING A NEGATIVE SUPPLY CHARACTERIZATION METHODS EVALUATION BOARD OUTLINE DIMENSIONS ORDERING GUIDE