HT16512 Holtek Semiconductor Inc, HT16512 Datasheet - Page 4

• Manufacturer Part Number: HT16512
• Description: 1/4 to 1/11 Duty VFD Controller
• Manufacturer: Holtek Semiconductor Inc

Approximate internal connections
Absolute Maximum Ratings
Supply Voltage..............................-0.3V to 5.5V
Input Voltage .................V
Note: These are stress ratings only. Stresses exceeding the range specified under ²Absolute Maxi-
D.C. Characteristics
Symbol
V
V
f
R
I
I
I
I
I
OSC
DD
OL
OL1
OH1
OH21
DD
EE
PL
mum Ratings² may cause substantial damage to the device. Functional operation of this device
at other conditions beyond those listed in the specification is not implied and prolonged expo-
sure to extreme conditions may affect device reliability.
Logic Supply Voltage
VFD Supply Voltage
Oscillation Frequency
Output Pull-low Resistor
Operating Current
Driver Leakage Current
LED Sink Current
LED Source Current
Segment/Key Source Current
Parameter
SS
-0.3V to V
DD
+0.3V
V
5V R
5V Driver output
5V
5V
5V
5V
5V
¾
¾
DD
Test Conditions
No load,
VFD display off
V
VFD driver off
V
LED0~LED3
V
LED0~LED3
V
S0/K0~S5/K5,
S6~S10
4
OSC
O
OL
OH
OH
=V
Conditions
Operating Temperature ..............-25°C to 75°C
Storage Temperature.................-50°C to 125°C
=1V
=0.9V
=V
=51kW
DD
DD
¾
¾
-30V
-2V
DD
Min.
350
4.5
50
20
-1
-3
¾
¾
0
Typ.
500
100
¾
¾
¾
¾
¾
¾
5
December 24, 1999
V
Max.
DD
650
150
-10
5.5
¾
¾
¾
HT16512
5
-30
Ta=25°C
Unit
kHz
mA
mA
mA
mA
kW
mA
V
V