| Prod Model: |
SR33- - - - |
| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| Mold: |
Casting Mold |
| Supply Voltage: |
3~5V |
Product Description
Description:
The SEKS Series is Bi-CMOS IC for being used in infrared remote control system.
It consist of automatic gain control amplifier, post amplifier, Oscillator, automatic gain control circuit, a band pass filter, a signal waveform detection circuit, automatic threshold control circuit, a waveform rectifier.
PKG Configuration: Transfer type
Supply voltage: 3~5V
Pin Configuration:
1: Vout-GND-Vcc
2: Vout-Vcc-GND
BPF Center Frequencies Spec: 32.7kHz, 36.7kHz, 37.9kHz, 40.0kHz, 56.7kHz
Features:
1. Supply voltage range: 3~5V
2. TTL and CMOS compatibility
3. No external components except PIN diode
4. Available for carrier frequencies between 32.7kHz to 40kHz,
(Adjusted by zener-diode fusing, 32.7kHz, 36.7kHz, 37.9kHz, 40kHz. )
5. Internal filter for PCM frequency
6. Open collector output (built-in pull-up resistor 42 kΩ )
7. Output active low
8. No occurrence of disturbance pulses at output pin within nominal conditions.
9. Short setting time after power ON (below sec)
10. Enhances immunity against all kinds of disturbance light and power noise.
11. Safety against power supply ripple noise for almost set applications.
(especially, High performance characteristics than the other ICs without electrolytic condenser for power noise suppression. )
Applications:
TV, VCR, AUDIO
Home appliances
Remote control equipment
|
parameter |
symbol |
Min |
Max |
Unit |
|
supply voltage |
VCC |
o |
6.5 |
V |
|
supply current |
ICC |
0 |
3 |
mA |
|
output voltage |
Vout |
0 |
6.5 |
V |
|
output current |
Iout |
0 |
2.5 |
mA |
|
operating temperature |
Tamb |
-25 |
85 |
º C |
|
storage temperature |
Tstg |
-30 |
85 |
º C |
|
soldering temperature |
Tsd |
260º C± 5º C, Max 5 sec |
º C |
|
parameter |
Symbol |
Conditions |
Vcc |
Min |
Typ |
Max |
Unit |
|
Supply Voltage |
Vcc |
|
|
2.7 |
- |
6.0 |
V |
|
supply current |
Icc |
No input signal |
5 |
0.8 |
1.2 |
1.5 |
mA |
|
3 |
0.5 |
0.9 |
1.2 |
|
B. P. F Center Frequency |
fo |
|
5 |
-3 |
fo |
3 |
% |
|
3 |
-5 |
fo |
+5 |
|
Peak Wave Length |
|
|
|
- |
940 |
- |
nm |
|
High Level Output Voltage |
Voh |
Fig. 1 |
5 |
Vcc-0.5 |
- |
- |
V |
|
3 |
Vcc-0.5 |
- |
- |
|
Low level Output Voltage |
Tol |
Fig. 1 |
5 |
- |
0.2 |
0.4 |
V |
|
3 |
|
0.2 |
0.4 |
|
High Level Output pulse Width |
Twh |
Fig. 1 |
5 |
450 |
600 |
750 |
us |
|
3 |
450 |
600 |
750 |
|
Low Level Output Pulse Width |
Twl |
Fig. 1 |
5 |
450 |
600 |
750 |
us |
|
3 |
450 |
600 |
750 |
|
Arrival Distance |
L |
Fig. 1.2. 3 |
+, - |
- |
28 |
- |
m |
|
0° |
|
+, - |
- |
20 |
- |
m |
|
30° |
|
|
|
|
+, - |
- |
12 |
- |
m |
|
60° |
|
Output Form |
Active low |
|
|
|
Xiamen Wanming Electronics Ltd.Founded in February of 1998 and trade marked as WMEC is a renowned manufacturer of Safety Recognized Ceramic Disc Capacitors, Zinc Oxide Varistors, NTC Thermistors, Monolithic Ceramic Capacitors, Film Capacitors and Infrared Receivers...
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