Datasheet AD7989-1, AD7989-5 (Analog Devices) - 10
| Manufacturer | Analog Devices |
| Description | 18-Bit, 500 kSPS PulSAR ADCs in MSOP/LFCSP |
| Pages / Page | 24 / 10 — AD7989-1/AD7989-5. Data Sheet. 100. ) E L. SCA L. L U F. INAD (. REF. B … |
| Revision | B |
| File Format / Size | PDF / 603 Kb |
| Document Language | English |
AD7989-1/AD7989-5. Data Sheet. 100. ) E L. SCA L. L U F. INAD (. REF. B d. R ( N S. –10. 0.1. INPUT LEVEL (dB). FREQUENCY (kHz). –100. 130. –105. 125
Model Line for this Datasheet
Text Version of Document
AD7989-1/AD7989-5 Data Sheet 100 100 99 ) E L 98 95 SCA L 97 L U F 96 O B) T d D 95 90 E RR INAD ( E 94 S REF 93 B d 85 92 R ( N S 91 90
1
80
4
–10 –9 –8 –7 –6 –5 –4 –3 –2 –1 0
01
0.1 1 10 100 1k
01 2- 2-
INPUT LEVEL (dB)
23
FREQUENCY (kHz)
23 10 10 Figure 12. SNR vs. Input Level Figure 15. SINAD vs. Frequency
–100 130 100 18 –105 125 SNR, SINAD 95 17 –110 120 SFDR B) ) d ) B) B its d d B –115 115 90 ( INAD ( 16 B HD ( DR ( F S O T S ENOB EN NR, –120 110 S THD 85 15 –125 105 –130 100 80 14
2
2.25 2.75 3.25 3.75 4.25 4.75 5.25
-015
2.25 2.75 3.25 3.75 4.25 4.75 5.25
-01 32 32
REFERENCE VOLTAGE (V)
102
REFERENCE VOLTAGE (V)
102 Figure 13. SNR, SINAD, and ENOB vs. Reference Voltage Figure 16. THD and SFDR vs. Reference Voltage
100 –115 98 –117 96 –119 B) B) d d D ( NR ( H S T 94 –121 92 –123 90
13
–125 –55 –35 –15 5 25 45 65 85 105 125
0 016 2-
–55 –35 –15 5 25 45 65 85 105 125
32-
TEMPERATURE (°C)
023
TEMPERATURE (°C)
1 102 Figure 14. SNR vs. Temperature Figure 17. THD vs. Temperature Rev. B | Page 10 of 24 Document Outline Features Applications General Description Typical Applications Circuit Revision History Specifications Timing Specifications Absolute Maximum Ratings ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Terminology Theory of Operation Circuit Information Converter Operation Transfer Functions Typical Connection Diagram Analog Inputs Driver Amplifier Choice Single-Ended to Differential Driver Voltage Reference Input Power Supply Digital Interface CSB Mode, 3-Wire CSB Mode, 4-Wire Chain Mode Applications Information Interfacing to Blackfin® DSP Layout Evaluating AD7989-1/AD7989-5 Performance Outline Dimensions Ordering Guide
1
80
4
–10 –9 –8 –7 –6 –5 –4 –3 –2 –1 0
01
0.1 1 10 100 1k
01 2- 2-
INPUT LEVEL (dB)
23
FREQUENCY (kHz)
23 10 10 Figure 12. SNR vs. Input Level Figure 15. SINAD vs. Frequency
–100 130 100 18 –105 125 SNR, SINAD 95 17 –110 120 SFDR B) ) d ) B) B its d d B –115 115 90 ( INAD ( 16 B HD ( DR ( F S O T S ENOB EN NR, –120 110 S THD 85 15 –125 105 –130 100 80 14
2
2.25 2.75 3.25 3.75 4.25 4.75 5.25
-015
2.25 2.75 3.25 3.75 4.25 4.75 5.25
-01 32 32
REFERENCE VOLTAGE (V)
102
REFERENCE VOLTAGE (V)
102 Figure 13. SNR, SINAD, and ENOB vs. Reference Voltage Figure 16. THD and SFDR vs. Reference Voltage
100 –115 98 –117 96 –119 B) B) d d D ( NR ( H S T 94 –121 92 –123 90
13
–125 –55 –35 –15 5 25 45 65 85 105 125
0 016 2-
–55 –35 –15 5 25 45 65 85 105 125
32-
TEMPERATURE (°C)
023
TEMPERATURE (°C)
1 102 Figure 14. SNR vs. Temperature Figure 17. THD vs. Temperature Rev. B | Page 10 of 24 Document Outline Features Applications General Description Typical Applications Circuit Revision History Specifications Timing Specifications Absolute Maximum Ratings ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Terminology Theory of Operation Circuit Information Converter Operation Transfer Functions Typical Connection Diagram Analog Inputs Driver Amplifier Choice Single-Ended to Differential Driver Voltage Reference Input Power Supply Digital Interface CSB Mode, 3-Wire CSB Mode, 4-Wire Chain Mode Applications Information Interfacing to Blackfin® DSP Layout Evaluating AD7989-1/AD7989-5 Performance Outline Dimensions Ordering Guide
