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Encoder IC
PT2240B
Application Circuits
1.8V~ 15V
Rosc
OSC
D0
V
CC
SS
V
RF
DOUT
D1
D3
D2
Figure 2: PT2240B (8-pin) Application Circuit
Note: In order that IC protection is assured, please make sure that a diode is connected between the battery and the VDD. If the
diode is not connected and the battery polarity was inverted, then the IC will fail.
Rosc
OSC
D0
V
V
CC
SS
D
OUT
D1
1.8V~ 15V
RF
Order Information
PT2240B v1.0
D3
D2
Figure 3: PT2240B Power Failure Application Circuit
Valid Part Number
PT2240B
Package
8 Pins, SOP (150 mil)
- 3-
Mar. 2002
PTC [ PRINCETON TECHNOLOGY CORP ]
