TPS65185_17 Datasheet, PDF (14/61 Pages) Texas Instruments – PMIC for E Ink Vizplex Enabled Electronic Paper Display

TPS65185, TPS651851
SLVSAQ8E – FEBRUARY 2011 – REVISED FEBRUARY 2017
Typical Characteristics (continued)
5
4
3
2
1
0
-1
-2
-3
-4
-5
0 64
V_IN = 3.7 V
128 192 25 6 320 384 44 8 512
VCO M CODE
R_{LOAD, VCOM} = 1 kΩ
Figure 15. VCOM Integrated Non-Linearity
2
1.5
1
0.5
0
-0.5
-1
-1.5
-2
0 640 12 80 192 0 2560 3200 3840 44 80 512 0
F o rce d Kick ba c k Vo lta g e [m V]
V_IN = 3.7 V
Figure 17. Kickback Voltage Measurement Error
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0.2
0 .15
0.1
0 .05
0
-0 .05
-0.1
-0 .15
-0.2
0
6 4 12 8 1 92 2 56 3 20 384 448 512
V_IN = 3.7 V
V CO M C OD E
R_{LOAD, VCOM} = 1 kΩ
Figure 16. VCOM Differential Non-Linearity
V_IN = 3.7 V
AVG[1:0] = 00 (Single Measurement)
Time from ACQ Bit Set to ACQC Interrupt Received
Figure 18. Kickback Voltage Measurement Timing
V_IN = 3.7 V
AVG[1:0] = 11 (Eight Measurements)
Time from ACQ Bit Set to ACQC Interrupt Received
Figure 19. Kickback Voltage Measurement Timing
14
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