BL0507 データシートの表示（PDF） - Shanghai Belling Co., Ltd.
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BL0507 Datasheet PDF : 9 Pages
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BL0507
Infrared Remote Control Transmitter IC
Description
Pin Assignment
The BL0507 is an infrared remote control transmitter LSI for TV,
VCR, stereo components, cassette decks, air conditioners, and other
appliances. There are 64 function keys and 3 double action keys, the
128+6 function codes are available by using SELECT terminal. The
transmission code consists of “leader pules”, “16bit customer code”, and
“16 bit date code”. Using micro-processors for decode, various
applications can be realized. (BL0507compatible with NEC standard
µPD 6122-G001)
KI2 1
24 KI1
KI3 2
23 KI0
KI4 3
22 CCS
KI5 4
21 KI/O0
KI6 5
20 KI/O1
KI7 6
19 KI/O2
REM 7 BL0507 18 KI/O3
Vdd 8
17 KI/O4
SEL 9
16 KI/O5
Features
• Low voltage operation: VDD=2.0~3.3V.
• Low power consumption: IDD< 1µA at standby mode
• A system with an extremely low error rate.
OSCO 10
OSCI 11
Vss 12
24PIN
15 KI/O6
14 KI/O7
13 LMP
• A fewer external parts
SOP
• Use of ceramic resonator with a 400 to 500 kHz oscillation is designed for non- adjustment operation
Block Diagram
OSCO OSCI
LMP
Vdd
Oscillation Circuit
Output Circuit
REM
Frecuency Division Stage
SEL
Timing Gerneration Circuit
Control Circuit
Data Register
Custom Code ROM
Vss
CCS
Key Input Circuit
Key I/O Circuit
KI0 ~ KI7
KI/O0 ~ KI/O7
Pin Description
Pin
Number
Symbol
8,12
VDD, Gnd
Type
(In/Out)
Description
Power supply, Ground
Address： No.810, YiShan Road ShangHai China Tel：86-021-64850700 Fax：86-64852222 Zip.200233
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