ST7565
Reference Circuit Examples(standar)
Figure 15 shows reference circuit examples.
1. When used all of the step-up circuit, voltage regulating circuit and V/F circuit
(1) When the voltage regulator internal resistor
(2) When the voltage regulator internal resistor
is used.
is not used.
(Example where VSS2 = VSS, with 4x step-up)
(Example where VSS2 = VSS, with 4x step-up)
VDD
VDD
IRS
M/S
IRS
M/S
VSS2
VSS
C1
VOUT
CAP3-
C1
CAP1+
C1
CAP1-
CAP2+
C1
CAP2-
V5
VR
VDD
VDD
C2
V1
C2
V2
C2
V3
C2
V4
C2
V5
VSS2
VSS
C1
VOUT
CAP3-
C1
CAP1+
C1
CAP1-
C1
R3
CAP2+
CAP2-
V5
R2
VR
VDD
R1
VDD
C2
V1
C2
V2
C2
V3
C2
V4
C2
V5
2. When the voltage regulator circuit and V/F circuit alone are used
(1) When the V5 voltage regulator internal resistor (2) When the V5 voltage regulator internal resistor
is not used.
is used.
VDD
VDD
IRS
M/S
VSS
External
power
supply
VSS2
VOUT
CAP3-
CAP1+
CAP1-
CAP2+
CAP2-
R3
V5
R2
VR
VDD
R1
VDD
C2
V1
C2
V2
C2
V3
C2
V4
C2
V5
IRS
M/S
VSS
External
power
supply
VSS2
VOUT
CAP3-
CAP1+
CAP1-
CAP2+
CAP2-
V5
VR
VDD
VDD
C2
V1
C2
V2
C2
V3
C2
V4
C2
V5
Ver 1.0a
28/56
2002/06/24