LT1319 Linear Technology, LT1319 Datasheet - Page 11

• Manufacturer Part Number: LT1319
• Description: Multiple Modulation Standard Infrared Receiver
• Manufacturer: Linear Technology

TYPICAL APPLICATIONS
D1
TEMIC
BPV22NF
C
330pF
SHARP
F1
COMPONENT
JMP1
IRDA
V
CC
R
1k
F2
C
1nF
1
2
3
F3
5.1k
PC Board Layout for IRDA-SIR/FIR and Sharp or TV Remote Data Receiver
R
S1
R
1k
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
F1
C
33pF
F2
R
2k
C1
U
IRDA-SIR/FIR and Sharp or TV Remote Data Receiver
Q5
MMBT3904LT1
R
15k
DGND
C
0.1 F
C2
F7
100 H
L
F1
Q1
MMBT941LT1
R
1M
C5
R
1k
C6
BAS16
D3
C
1 F
B4
JMP2
SIR
FIR
Q2
MMBT3906LT1
R
10k
1
2
3
4
5
6
7
8
C3
C
10nF
V
F4
AN_GND
IN
FILT1
PREOUT
V
FILTINL
FILT2L
FILTIN
TOP
CC
BIAS
1
2
3
LT1319
5.1k
R
R
U1
10k
S2
C4
DIG_GND
BYPASS
DATAL
SHDN
DATA
FILT2
V
V
CC
TH
Q6
MMBT3904LT1
DGND
16
15
14
13
12
11
10
9
C
2.7nF
SHDN
F6
E1
V
E2
C
470pF
CC
F5
R
30k
NOTES:
1. FOR IRDA-SIR/FIR OR TV REMOTE,
2. FOR IRDA-SIR, Q6 SHOULD BE TURNED
3. FOR SHARP ASK, C
4. FOR TV REMOTE, C
T1
V
TX
E6
Q5 SHOULD BE TURNED ON WITH
A HIGH LOGIC INPUT
ON WITH A HIGH LOGIC INPUT
CC
GND
E3
C
1 F
T1
100
R
10k
C
0.1 F
R
D3
B1
D1
BOTTOM
DRIVER
F3
F3
V
= 1nF, L
= 33nF, L
CC
DGND
C
10 F
R
6.8
1/2W
Q3
2N7002
B2
D2
F1
D2
HSDL-4220
F1
= 100 H
LT1319
= 470 H
AGND
LT1319 • TA02
E4
SHARP OR
TV DATA
E5
IRDA-SIR/FIR
DATA
C
10 F
B3
11
Q4
2N7002