SC9149AHN SILAN [Silan Microelectronics Joint-stock], SC9149AHN Datasheet - Page 10

• Manufacturer Part Number: SC9149AHN
• Description: INFRARED REMOTE CONTROL RECEIVER
• Manufacturer: SILAN [Silan Microelectronics Joint-stock]

3. SC9150A CIRCUIT
R should be 38kΩ±5%.
C should be polypropylene film capacitor having good temperature characteristics 1000pF±5%.
NOTE FOR APPLICATION CIRCUIT
1. COMBINATION OF SC9148A/SC9149A / AL / AHN CODE BITS
The combination of code bits of SC9148A and SC9149A is shown in the following table.
Silan
Semiconductors
HANGZHOU SILAN MICROELECTRONICS CO.,LTD.
V
DD
C1
R
1
1
1
VDD
C
VDD
GND Rx IN
24
1
VDD
16
SC9148A
OSC
23
2
CODE
Example 1 (C2=1 and C3=0)
13
Input
SC9149A / AL / AHN
C2
Rx
1
0
1
15
OSC
HP1
22
C1
3
(C3)
12
T3
Code2
HP2
(C2)
14
21
C2
4
SC9148A
(C2)
11
T2
HP3
SP1
20
Code3
C3
5
SC9150A
(C1)
(C3)
10
13
0
1
1
T1
10
SP2
HP4
19
6
SC9149A/SC9150A
SP1~SP5
Control signal
K1~K5
HP5
SP3
18
7
SC9149A / AL / AHN
Control signal
C2
SP4
HP6
17
1
0
1
8
C1=C2=1,C3=0
CP2
SP5
16
9
C2=1,C3=0
Code:
Code:
SP6
CP1 SP10
15
10
C3
SP7
14
11
0
1
1
SP8
13
12
SP9
Rev: 1.2
2003.01.21