ATA2526 データシートの表示（PDF） - Atmel Corporation
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ATA2526 Datasheet PDF : 13 Pages
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Figure 5-7. Typical Bandpass Curve
1.1
1.0
VS = 3V
0.9
0.8
Bandwidth (-3dB)
0.7
0.6
0.5
0.4
0.92 0.94
0.96
0.98
1.00
f/f0
1.02
1.04
1.06 1.08
Q = f/f0/B; B → –3dB values
Example: Q = 1/(1.047 – 0.954) = 11
Figure 5-8. Illustration of Used Terms, Example: f = 33kHz, burst with 16 pulses, 16 periods
tPER = 970µs
Period (P = 16)
tB = 485µs
Burst (N = 16 pulses)
tGAP > tDON + tDOFF
IN
1
7
16
7
7
OUT
OUT
tDON
tDOFF
Envelope 1
33µs (f0 = 33kHz)
485µs
15520µs
Data Word
16 ms
Telegram Pause
TREF = 62ms
Data Word
Envelope 16
t
8
ATA2526 [DATASHEET]
4905G–AUTO–04/14
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