EM65565A ELAN Microelectronics Corp, EM65565A Datasheet - Page 28

• Manufacturer Part Number: EM65565A
• Description: 65 Com/ 132 Seg Stn Lcd Driver
• Manufacturer: ELAN Microelectronics Corp

EM65565A
65 COM/132SEG STN LCD Driver
22 x
6.1.19 Internal Power Supply Shutdown Command Sequence
This sequence is recommended for shutting down the internal power supply, first
placing the power supply in power saver mode and then turning the power supply OFF.
Step 1: Display OFF
Step 2: Display all points ON
Step 3: Internal power supply OFF
6.1.20 Reference Circuit Example
Figure 11 shows the reference circuit examples:
1. When all of the step-up circuit, voltage regulating circuit, V/F circuit, and the
2. When all of the step-up circuit, voltage regulating circuit, V/F circuit, and the
3. When the voltage regulator circuit, V/F circuit and the V0 voltage regulator internal
4. When the voltage regulator circuit and V/F circuit are used, and the V0 voltage
5. When the V/F circuit is used, as shown in Fig 11-(e).
6. When any internal LCD power supply circuit is not used, as shown in Fig 11-(f).
voltage regulator internal resistor are used, as shown in Fig 11-(a).
voltage regulator internal resistor are not used, as shown in Fig 11-(b).
resistor are used, as shown in Fig 11-(c).
regulator internal resistor is not used, as shown in Fig 11-(d).
VDD
IRS
(a)
Fig. 11-(a~b) Reference Circuit Examples
M/S
CAP4+
CAP3+
CAP1+
CAP2+
CAP1-
CAP2-
VOUT
VSS
VCI
VR
V0
V1
V2
V3
V4
(This specification is subject to change without further notice)
IRS
(b)
VDD
M/S
CAP4+
CAP3+
CAP1+
CAP2+
CAP1-
CAP2-
VOUT
Product Specification (V1.0) 06.06.2005
VSS
VCI
VR
V0
V1
V2
V3
V4