E0C88316
■ REFERENCE CIRCUIT DIAGRAM
Recommended values for external parts
Symbol
Name
Recommended value
32.768kHz,
CI (Max.) = 35kΩ
–
X'tal1 Crystal oscillator
R
CR
G1
Resistance for CR oscillation
Trimmer capacitor
C
5–25pF
C1
C2
C3
C4
C5
C6
Capacitor between VSS and VD1 0.1µF
Capacitor between VSS and VC1 0.1µF
Capacitor between VSS and VC2 0.1µF
Capacitor between VSS and VC3 0.1µF
Capacitor between VSS and VC4 0.1µF
Capacitor between VSS and VC5 0.1µF
C7–C9 Booster capacitors
CP Capacitor for power supply
0.1µF
3.3µF
CRES Capacitor for RESET terminal 0.47µF
R1
Load resistor between
SS and VC1
100 kΩ (It is needed when
driving an LCD panel that
constitutes a heavy load.)
V
9
SEIKO [ SEIKO EPSON CORPORATION ]
