參數(shù)資料
型號(hào): L3924A
文件頁(yè)數(shù): 9/15頁(yè)
文件大?。?/td> 209K
代理商: L3924A
2.25K
470nF
22nF
GDTMF
22
23
VDD
IDD
VLN
6
PULSE
470K
VDD
3.58MHz
5
OSC
7
MODE
SW2
PULSE
TONE
/PT
100K
8
HKS
9
SW1
GND
10
RXOUT
11
GRX
100K
RGRX
10
μ
F
300
Re
13
IREF
3.6K
14
VCC
100
μ
F
12
RGIN
620
V1
ICC
100nF
4
3
2
1
C4
C3
C2
C1
28
27
26
25
R1
R2
R3
R4
24
R5
E1 E2 E3 MEM
*
0
#
7
8
9
4
5
6
1
2
3
P/LND
PROG
FLASH
21
MIC+
20
MIC-
2.2K
1
μ
F
1
μ
F
RGTX 68K
GTX
19
4.7
μ
F
18
REG
RA
17
16
15
ILED
LN
LED
ILINE
RB
130K
390
20
390
3.9K
D95TL169
100
μ
F
600
IL
ICC =
V1
VCC
RDTMF
HOLD
TEST CIRCUITS
Figure3.
2.25K
470nF
22nF
GDTMF
22
23
VDD
IMR
6
PULSE
470K
3.58MHz
5
OSC
7
MODE
SW2
PULSE
TONE
/PT
100K
8
HKS
9
SW1
GND
10
RXOUT
11
GRX
RGRX
10
μ
F
300
Re
13
IREF
3.6K
14
VCC
100
μ
F
12
RGIN
620
100nF
4
3
2
1
C4
C3
C2
C1
28
27
26
25
R1
R2
R3
R4
24
R5
E1 E2 E3
MEM
*
0
#
7
8
9
4
5
6
1
2
3
P/LND
PROG
FLASH
21
MIC+
20
MIC-
2.2K
1
μ
F
1
μ
F
RGTX
GTX
19
4.7
μ
F
18
REG
17
16
15
ILED
LN
LED
ILINE
130K
390
20
390
3.9K
D95TL170
VMR
HOLD
Figure4.
L3914A - L3924A - L3934A
9/15
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