SC9149A データシートの表示（PDF） - Silan Microelectronics

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SC9149A

INFRARED REMOTE CONTROL RECEIVER

Silan Microelectronics 

Silan

Semiconductors

SC9149A/SC9150A

VDD 24

OSC 23

GND

1

Rx IN

2

OSC

Input shift

register

Input Pulse

counter

Up Counter

Shift register

Data Check

Latch Circuit

Code

Check

Error

Detection

CODE 1 22

CODE 2 21

Output Buffer

F/F F/F

20

19

SP1 SP2

SC9150A Block Diagram

3 HP1

4 HP2

5 HP3

6 HP4

7 HP5

8 HP6

9 CP2

10 CP1

11 SP10

12 SP9

13 SP8

14 SP7

15 SP6

16 SP5

17 SP4

18 SP3

ABSOLUTE MAXIMUM RATINGS(Ta=25°C)

Characteristic

Symbol

Supply Voltage

VDD

Input / Output Voltage

VIN,VOUT

Power Dissipation

PD

Operating Temperature

Tamb

Storage Temperature

Tstg

Value

0 ~ 6.0

Vss-0.3V ~ VDD+0.3V

200

-20 ~ +75

-55 ~ +125

Unit

V

V

mW

°C

°C

ELECTRICAL CHARACTERISTICS(Tamb=25°C,VDD=5.0V,Unless otherwise specified)

Parameter

Symbol

Test Conditions

Min Typ Max

Operating Supply Voltage

VDD Ta=25 ~ 75°C

4.5

5.5

Operating Supply Current

IDD Output without Load

1.0

Standard OSC Frequency

Sfosc

38

Oscillation Frequency

fosc

27

57

Variance Of Oscillation Frequency ∆Vfosc VDD=4.5~5.5V

-5

5

By VDD

Variance Of Oscillation Frequency ∆Tfosc Ta=-30~+75°C

-5

5

By Temperature

Output Current

“H” Level

“L” Level

IOH All output, VOH=4.0V

IOL All Output, VOL=1V

-1.0

1.0

Input Current

“H” Level

IIH

CODE Terminal, VIH=5.0V

-1.0

1.0

Pull-Up Resistor

Rup CODE Terminal

10

20

40

Input Circuit Threshold Voltage

VIN Rx Terminal

2.0 2.5 3.0

Hysteresis Width

VHIS Rx Terminal

0.8

Unit

V

mA

kHz

kHz

%

%

mA

mA

µA

kΩ

V

V

HANGZHOU SILAN MICROELECTRONICS CO.,LTD.

Rev: 1.2 2003.01.21

3

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