參數(shù)資料
型號(hào): UPC2807AW
廠商: NEC Corp.
英文描述: PREAMPLIFIER FOR INFRARED REMOTE CONTROLLER
中文描述: 前置的紅外遙控器
文件頁數(shù): 6/8頁
文件大小: 46K
代理商: UPC2807AW
Data Sheet S13198EJ1V0DS00
6
μ
PC2807, 2807A
APPLICATION CIRCUIT EXAMPLE (at carrier frequency of 37.9 kHz)
Remark
f
=
37.9 kHz for the
μ
PC2807. In the
μ
PC2807A, f
=
40.0 kHz.
6
13
12
11
10
TRAP
skip
First-stage
amplifier
4
Waveform-shaping
circuit
2
Limiter
amplifier
Trimming
circuit
1
f
O
setting
8
7
3
GND1
GND2
OUTPUT
P
P
P
P
9
5
OUT
S3
S2
PAD1
IN
S1
TRAP
BPF
5 V
V
CC
Detector
22 k
PIN
Photo-
diode
+
I/V
ABLC
Carrier
elimination
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