MC145407 查看數據表（PDF） - Motorola => Freescale
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MC145407 Datasheet PDF : 8 Pages
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RECEIVER
VDD
VDD
*
15 kΩ
Rx
5.4 k
VSS
* Proctection circuit
FUNCTION DIAGRAM
CHARGE PUMPS
OSC
VCC
C3
+
VDD
VOLTAGE
DOUBLER
C1
+
C1 – C1 +
VOLTAGE
INVERTER
GND
+
C4
C2
VSS
+
C2 + C2 –
DRIVER
VDD
VCC
+
–
DO
300 Ω
Tx
1.0 V
1.8 V
VSS
LEVEL
SHIFT
VCC
+
DI
– 1.4 V
MC145407
2
MOTOROLA
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