TDC7200_15 Datasheet, PDF (9/50 Pages) Texas Instruments – TDC7200 Time-to-Digital Converter for Time-of-Flight Applications in LIDAR,Magnetostrictive and Flow Meters

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TDC7200
SNAS647C – FEBRUARY 2015 – REVISED AUGUST 2015
7.8 Typical Characteristics
T_A = 25°C , VDD = 3.3 V, GND = 0 V, CLOCK = 8 MHz, CALIBRATION2_PERIODS = 10, AVG_CYCLES = 1 Measurement,
NUM_STOP = Single STOP, Measurement Mode 2 (unless otherwise noted).
50.000045
50.000040
50.000035
50.000030
50.000025
50.000020
50.000015
50.000010
50.000005
2
3.3
V_DD (V)
50.00003
50.00002
50.00001
50
49.99999
49.99998
49.99997
49.99996
49.99995
49.99994
49.99993
3.6
-40
D001
25
Temperature (°C)
85
D002
Figure 2. Time-of-Flight (TOF) vs. VDD (Measurement Mode
2)
250.05
250
249.95
249.9
249.85
249.8
249.75
2
3.3
V_DD (V)
3.6
D004
Figure 3. TOF vs. Temperature (Measurement Mode 2)
250.25
250.2
250.15
250.1
250.05
250
249.95
249.9
249.85
249.8
-40
25
Temperature (°C)
85
D005
Figure 4. TOF vs. VDD (Measurement Mode 1)
70
65
60
55
50
45
40
35
30
2 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6
V_DD (V)
D006
Figure 5. TOF vs. Temperature (Measurement Mode 1)
59
58
57
56
55
54
53
52
51
-60 -40 -20 0
20 40 60 80 100
Temperature (°C)
D007
Figure 6. Resolution (LSB) vs. VDD
Figure 7. Resolution (LSB) vs. Temperature
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