E0C88308
■ BASIC EXTERNAL CONNECTION DIAGRAM
LCD panel 41 x 32
VSS
K00
K01
K02
K03
K04
K05
K06
K07
CG1
OSC1
X'tal1
OSC2
CG2
K10
OSC3
P00
P01
P02
P03
P04
P05
P06
P07
P10
P11
P12
P13
P14
P15
P16
P17
R00
R01
R02
R03
R04
R05
R06
R07
R10
R11
R12
R13
R14
R15
R16
R17
Rf
X'tal2
OSC4
VD1
CD2
C1
R1
C2
C3
C4
C5
C6
(
)
VC1
VC2
VC3
VC4
VC5
CA
CB
CC
CD
CE
Recommended values for external parts
E0C88308
[The potential of the substrate
Symbol
Name
Recommended value
32.768kHz,
CI (Max.) = 35kΩ
4.9152MHz
1MΩ
X'tal1 Crystal oscillator
(back of the chip) is VSS.]
X'tal2 Crystal oscillator
C7
C8
Rf
Feedback resistor
Trimmer capacitor
Gate capacitor
CG1
CG2
CD2
C1
C2
C3
C4
C5
C6
5–25pF
15pF
Drain capacitor
15pF
C9
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
RESET
CRES
R20
R21
R22
R23
R24
R25
R26
R27
-
+
CP
C7–C9 Booster capacitors
CP Capacitor for power supply
0.1µF
3.3µF
3V
VDD
CRES Capacitor for RESET terminal 0.47µF
MCU/MPU
TEST
R1
Load resistor between
VSS and VC1
100 kΩ (It is needed when
driving an LCD panel that
constitutes a heavy load.)
■PACKAGE DIMENSIONS
31.2±0.4
28±0.1
Plastic QFP8-160pin
120
81
121
80
INDEX
160
41
1
40
0.65
0.3±0.1
0.15±0.05
0°
10°
0.6±0.2
1.6
Unit: mm
8
SEIKO [ SEIKO EPSON CORPORATION ]
