UPD16680P NEC [NEC], UPD16680P Datasheet - Page 12
![no-image](/images/no-image-200.jpg)
UPD16680P
Manufacturer Part Number
UPD16680P
Description
1/53, 1/40 DUTY, LCD CONTROLLER/DRIVER WITH BUILT-IN RAM
Manufacturer
NEC [NEC]
Datasheet
1.UPD16680P.pdf
(44 pages)
- Current page: 12 of 44
- Download datasheet (287Kb)
5.2.2 To use internal driving circuit and D/A converter ( V
command.
To set 6-bit data to D/A converter register, reference voltage V
The formula of V
.
5.2.3 To use external driving circuit ( V
Therefore, it is impossible to use operational amplifier for LCD driving and D/A converter function. LCD driving
voltage is adjust by the voltage inputted to V
Remarks 1. Set V
12
To use D/A converter, it is possible to adjust reference voltage V
When external voltage supply circuit for LCD driving is chosen, operational amplifier incorporated IC is off.
2. DA
3. Set AMP
LC1
CHA ,
LCD
is as same written in Equation 5-1.
AMP
OUT
V
Figure 5-3 Using internal power supply select and D/A converter
LC1.
IN
(+)
AMP
pin "open".
Open
, AMP
V
DD
IN(+)
AMP
DA
IN
(-)
CHA
R
are CMOS input. Set H level or L level.
IN(-)
1
EXT
LCD
= H )
Data Sheet S12694EJ2V0DS00
D/A
Converter
and V
V
+
R
R
REF
2
AMP
th
LC1
pins directly.
out
C
EXT
REF
to Internal driving circuit
1
is choose one level from 64 level in 1/2 V
= L , DA
V
V
REF
DD
LC1
inputted to AMP
CHA
= H )
IN (+)
pin for LCD driving by
DD
PD16680
to V
DD
.
Related parts for UPD16680P
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![R120D-1E](/images/no-image3.png)
Part Number:
Description:
The high-density rack server NEC Express5800/R120d-1E
Manufacturer:
NEC [NEC]
Datasheet:
![R120D-1M](/images/no-image3.png)
Part Number:
Description:
The high-density rack server NEC Express5800/R120d-1M
Manufacturer:
NEC [NEC]
Datasheet:
![R120D-2E](/images/no-image3.png)
Part Number:
Description:
The flexible compact rack server NEC Express5800/R120d-2E
Manufacturer:
NEC [NEC]
Datasheet:
![R120D-2ES](/images/no-image3.png)
Part Number:
Description:
The high-capacity rack server NEC Express5800/R120d-2E(Storage-Rich)
Manufacturer:
NEC [NEC]
Datasheet:
![R120D-2M](/images/no-image3.png)
Part Number:
Description:
The scalable compact rack server NEC Express5800/R120d-2M
Manufacturer:
NEC [NEC]
Datasheet:
![B120D](/images/no-image3.png)
Part Number:
Description:
The flexible blade server NEC Express5800/B120d
Manufacturer:
NEC [NEC]
Datasheet:
![UPD70325L-8](/images/manufacturer_photos/0/4/470/nec_tmb.jpg)
Part Number:
Description:
16/8 bit single-chip microcomputer
Manufacturer:
NEC
Datasheet:
![UPC1316C](/images/manufacturer_photos/0/4/470/nec_tmb.jpg)
Part Number:
Description:
Dual audio power amp circuit
Manufacturer:
NEC
Datasheet:
![UPC393C](/images/manufacturer_photos/0/4/470/nec_tmb.jpg)
Part Number:
Description:
Dual comparator
Manufacturer:
NEC
Datasheet:
![UPA572T](/images/manufacturer_photos/0/4/470/nec_tmb.jpg)
Part Number:
Description:
MOS type composite field effect transistor
Manufacturer:
NEC
Datasheet:
![UPA672T](/images/manufacturer_photos/0/4/470/nec_tmb.jpg)
Part Number:
Description:
50 V/100 mA FET array incorporating 2 N-ch MOSFETs
Manufacturer:
NEC
Datasheet: