MC14LC5540DW 데이터 시트보기 (PDF) - Motorola => Freescale
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MC14LC5540DW Datasheet PDF : 18 Pages
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10 kΩ
10 kΩ TG
TI –
TI +
0.1 µF
VAG
RO
20 kΩ
+5 V
R0 = 600 Ω TIP
N=1
150 Ω
N = 0.5
NC
NC
0.1 µF
0.1 µF
3 kΩ
AXO –
AXO +
VDSP
VEXT
PI
PO –
PO +
PDI/RESET
RING
SCPEN
1•
28
2
27
3
26
4
25
5
24
6
23
7
22
8
21
9
20
10
19
11
18
12
17
13
16
14
15
MC14LC5540
VDD
FSR
BCLKR
DR
C1 + NC
C1 – NC
VSS
SPC
DT
BCLKT
FST
SCP Rx
SCP Tx
SCPCLK
+5 V
0.1 µF
ADPCM IN
20.48 MHz
ADPCM OUT
2.048 MHz
8 kHz
TO MICROCONTROLLER
SERIAL PERIPHERAL
INTERFACE PORT AND
RESET CIRCUIT
Figure 12. MC14LC5540 Step–Up 1:0.5 Transformer Application
10 kΩ
TG
10 kΩ
TI –
TI +
0.1 µF
VAG
SPEAKER
150 Ω
RO
AXO –
20 kΩ
+5 V
RO = 600 Ω TIP
N=1
600 Ω
N=1
0.1 µF
0.1 µF
20 kΩ
AXO +
VDSP
VEXT
PI
PO –
PO +
PDI/RESET
RING
SCPEN
1•
28 VDD
2
27 FSR
3
26 BCLKR
4
25 DR
5
24 C1 +
NC
6
23 C1 –
NC
7
22 VSS
8
21 SPC
9
20 DT
10
19 BCLKT
11
18 FST
12
17 SCP Rx
13
16 SCP Tx
14
15 SCPCLK
MC14LC5540
+5 V
0.1 µF
ADPCM IN
20.736 MHz
ADPCM OUT
2.048 MHz
8 kHz
TO MICROCONTROLLER
SERIAL PERIPHERAL
INTERFACE PORT AND
RESET CIRCUIT
Figure 13. MC14LC5540 1:1 Transformer Application
MOTOROLA
MC14LC5540
17
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