T2525 ATMEL Corporation, T2525 Datasheet - Page 7

• Manufacturer Part Number: T2525
• Description: IR RECEIVER ASSP
• Manufacturer: ATMEL Corporation

Figure 6-5.
4657F–AUTO–10/06
OUT
OUT
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IN
Illustration of Used Terms
1
t
DON
Data word
17 ms
533 µs
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Figure 6-4.
Q = f
Example: f = 30 kHz, burst with 16 pulses, 16 periods
0
1066 µs
Envelope 1
/ f; f = -3 dB values. Example: Q = 1/(1.047 – 0.954) = 11
16
t
Burst (N = 16 pulses)
DOFF
T
Typical Bandpass Curve
REP
= 62 ms
Telegram pause
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.92
33 µs
17056 µs/data word
Period (P = 16)
0.94
-3 dB
7
0.96
533 µs
0.98
1.00
f/f
f
0
Data word
1.02
1.04
-3 dB
1.06
7
1.08
Envelope 16
t
T2525
7