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S1F76640 Series
S1F70000 Series EPSON 2–39
Technical Manual
S1F76640
Series
BLOCK DIAGRAM
Figure 3-1 Block Diagram
CAP3+
V
O
VRI
V
REG
RV
P
OFF
TC1
TC2
CAP2–
CAP2+
CAP1–
CAP1+
V
DD
OSC2
GND
OSC1
Voltage conversion circuit
CR oscillator
Reference voltage generator
Voltage stabilization circuit
Temperature gradient
selection circuit
Step-up circuit
Stabilization circuit