SM16312 Datasheet, PDF (1/7 Pages) SamHop Microelectronics Corp. – VFD CONTROLLER /DRIVER

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SAMHOP Microelectronics Corp.
SM16312
VFD CONTROLLER
/DRIVER
GENERAL DESCRIPTION
SM16312 is a Vacuum Fluorescent Display
(VFD) Controller driven on a 1/8 to 1/16
duty factor. Eleven segment output lines, 6
grid output lines, 5 segment/grid output
drive lines, key scan, one display memory,
IC control circuit are all incorporated in a
single chip. It is pin to pin compatible with
uPD16312(NEC). This SM16312 is ideal
as a peripheral device of a single chip
microcomputer.
FEATURES
* Multiple Display Modes
* High Voltage Output
* Key Scanning
* General Purpose Input Ports (4 bit)
* Dimming Circuitry (8 segment)
* LED Display Ports(4 outs, 20mA max)
* No external Resistors Needed for Driver
Outputs
* Serial Interface for controller
APPLICATIONS
* Audio System
* Car Stereo
* VCD
* DVD
* VCR
* TV
PIN ASSIGNMENT
G4
G3
G2
G1
VDD
LED4
LED3
LED2
LED1
GND
OSC
33 32 31 30 29 28 27 26 25 24 23
34
22
35
21
36
20
37
19
38
18
39
17
40
16
41
15
42
14
43
13
44
12
31 32 33 34 35 36 37 38 39 10 11
Sg8
Sg7
Sg6/KS6
Sg5/KS5
Sg4/KS4
Sg3/KS3
Sg2/KS2
Sg1/KS1
VDD
K4
K3
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