UPC2807W View Datasheet(PDF) - NEC => Renesas Technology

Part Name

Description

Manufacturer

UPC2807W

PREAMPLIFIER FOR INFRARED REMOTE CONTROLLER

NEC => Renesas Technology 

µ PC2807, 2807A

APPLICATION CIRCUIT EXAMPLE (at carrier frequency of 37.9 kHz)

5V

+

6

VCC

ABLC First-stage Limiter

IN

amplifier amplifier

3

PAD1

9

I/V

TRAP

BPF

Detector

PIN

Photo-

diode

Carrier

elimination

TRAP

skip

Trimming

circuit

fO setting

Waveform-shaping

circuit

22 kΩ

OUTPUT

5

OUT

13 12 11 10

S3 S2 S1

421

GND2 GND1

87

Remark f = 37.9 kHz for the µ PC2807. In the µ PC2807A, f = 40.0 kHz.

6

Data Sheet S13198EJ1V0DS00

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