Display Driver
Display Driver
RAM Mapping LCD Controller & Driver
Part No.
HT1620
HT1621
Common
4
4
Segment
32
32
VDD
2.4V~3.3V
2.4V~5.2V
LCD
Voltage
3/2VDD
3V~VDD
Duty
1/2, 1/3, 1/4
1/2, 1/3, 1/4
Bias
1/2, 1/3
1/2, 1/3
Gray
Scale
¾
¾
Serial
Data
1
1
Built-in
OSC.
¾
Ö
Ext.
Crystal
Ö
Ö
Package
64LQFP
28SKDIP,
44QFP,
48SSOP/LQFP,
Gold Bump
44/52QFP,
64LQFP,
Gold Bump
64LQFP
100QFP
100QFP
100QFP
100QFP
128QFP
208QFP
208QFP
HT1622
HT16220
HT1623
HT1625
HT1626
HT1647
HT1647A
HT1650
HT1660
HT1670
8
8
8
8
16
16
32
32
32
32
32
48
64
48
64
64
96
128
2.7V~5.2V
2.7V~5.2V
2.7V~5.2V
2.7V~5.2V
2.7V~5.2V
2.7V~5.2V
2.7V~5.2V
2.7V~5.2V
2.7V~5.2V
3V~VDD
3V~VDD
3V~VDD
3V~VDD
3V~VDD
3V~VDD
3V~VDD
3V~VDD
3V~VDD
1/8
1/8
1/8
1/8
1/16
1/16
1/16, 1/32
1/16, 1/32
1/16, 1/32
1/4
1/4
1/4
1/4
1/5
1/4, 1/5
1/5, 1/6
1/5, 1/6
1/5, 1/6
¾
¾
¾
¾
¾
4
¾
¾
¾
¾
1
1
1
1
1
4
4
4
4
Ö
¾
Ö
Ö
Ö
Ö
Ö
Ö
Ö
¾
Ö
Ö
Ö
Ö
Ö
Ö
Ö
Ö
RAM Mapping LED Controller & Driver
Part No.
HT1632
Common
8
16
Segment
32
24
VDD
2.4V~5.5V
LED Output
Current
50mA
Common Source
Current
20mA
Common Sink
Current
50mA
Package
52QFP
Telephony LCD Driver
Part No.
HT1616C
Digit
12, 16
VDD
1.2V~1.7V
LCD Voltage
3V
Duty
1/3
Bias
1/2
RTC Display
Ö
Note: For the HT1613C, the RTC Display function can be deselected by a pad bonding option.
VFD Controller & Driver
Part No.
HT16511
HT16512
HT16515
Segment
12~20
11~16
16~24
Digit
16~8
11~6
12~4
VDD
5V
5V
3.0V~5.5V
Output
Voltage
VDD-35V
VDD-35V
VDD-35V
Key
Matrix
12´4
6´4
16´2
General
Input
4
4
¾
LED
Output
5
4
4
Dimming
Step
8
8
8
Package
52QFP
44QFP
44QFP
VFD Clock
Part No.
HT16561
HT16562
HT16565
HT16566
VDD
4V~16V
4V~18V
4V~16V
4V~18V
Function Description
1/1 Duty, 12Hr
1/2 Duty, 12Hr
1/1 Duty, 24Hr
1/2 Duty, 24Hr
IDD Max.
2mA
1mA
2mA
1mA
Package
44QFP
30SSOP
44QFP
30SSOP
Futaba VFD Panel Part No.
4BT68ZM, 4BT224GN
2BT167GNM, 2BT428GN
Please contact Futaba
Please contact Futaba
Dot Character VFD Controller & Driver
Part No.
HT16514
Segment
80
Digit
24
VDD
2.7V~5.5V
Output
Voltage
50V
Key
Matrix
12´4
Display
RAM
80´8 bits
CGROM
248´5´8 bits
CGRAM
8´5´8 bits
Package
144LQFP
Other
Part No.
HT74164
VDD
2.0V~6.6V
Function Description
8-bit SIPO shift register
Package
14DIP
Note: Compatible with 74HC164.
http://www.holtek.com.tw/pdf/guide.pdf
11
March 31, 2008
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