GL3277 Ver la hoja de datos (PDF) - Hyundai Micro Electronics
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GL3277 Datasheet PDF : 3 Pages
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GL3277
GL3277
PREAMPLIFIER FOR REMOTE CONTROL USE
Description
Pin Configurations
The GL3277 is a bipolar analog ICs specifically
developed for use in infrared remote control system
receiving preamplifiers.
VCC 1
Features
• Enhanced immunity against all kinds of disturbance light
• No occurence of disturbance pulses at the output
CAGC 2
OUT 3
• Output active low
• Simple applications
DGND 4
• Support RC-5 code , NEC code
• Operating frequency : 38kHz¡ ¾2.5kHz @ Vcc=5V, Ta=25¡ É
Block Diagram
NC
NC
VCC
7
8
1
8 NC
7 NC
6 AGND
5 IN
8 SOP
IN
5
BIAS
Input stage
Photo
diode
6
AGND
Variable
amp
2
CAGC
BPF
AGC
Output
stage
RL
3
OUT
4
DGND
The information in this document is subject to change without notice.
1
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