HT16512 Ver la hoja de datos (PDF) - Holtek Semiconductor
Número de pieza
componentes Descripción
Fabricante
HT16512 Datasheet PDF : 11 Pages
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Approximate Internal Connections
NM OS OUT
PM O S O UT
V DD
CM OS OUT
V DD
HT16512
V EE
Absolute Maximum Ratings
Supply Voltage ...........................VSS-0.3V to VSS+5.5V
Input Voltage..............................VSS-0.3V to VDD+0.3V
Operating Temperature...........................-25°C to 75°C
Storage Temperature ............................-50°C to 125°C
Note: These are stress ratings only. Stresses exceeding the range specified under ²Absolute Maximum 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 exposure to extreme conditions may affect device reliabil-
ity.
D.C. Characteristics
Symbol
Parameter
VDD
Logic Supply Voltage
VEE
VFD Supply Voltage
fOSC
Oscillation Frequency
RPL
Output Pull-low Resistor
IDD
Operating Current
IOL
Driver Leakage Current
IOL1
LED Sink Current
IOH1
LED Source Current
IOH21 Segment/Key Source Current
IOH22
IOL3
VIH
VIL
VOH1
VOL1
VOL2
Segment/Grid Source Current
DO Sink Current
²H² Input Voltage
²L² Input Voltage
High-level Output Voltage
Low-level Output Voltage
Low-level Output Voltage
Ta=25°C
Test Conditions
VDD
Conditions
¾
¾
¾
¾
5V ROSC=51kW
5V Driver output
Min. Typ. Max. Unit
4.5
5
5.5
V
0
¾ VDD-35 V
350 500 650 kHz
50 100 150 kW
5V No load, VFD display off
¾
¾
5
mA
5V VO=VDD-35V, VFD driver
off
¾
¾
-10 mA
5V VOL=1V, LED0~LED3
20
¾
¾
mA
5V
VOH=0.9VDD
LED0~LED3
-1
¾
¾
mA
5V VOH=VDD-2V
S0/K0~S5/K5, S6~S10
-3
¾
¾
mA
5V VOH=VDD-2V
G0~G5, S11/G10~S15/G6
-15
¾
5V VOL=0.4V
4
¾
¾
¾
0.7VDD ¾
¾
¾
0
¾
5V LED0~LED3, IOH1=-1mA 0.9VDD ¾
5V LED0~LED3, IOL1=20mA
0
¾
5V DO, IOL2=4mA
0
¾
¾
mA
¾
mA
VDD
V
0.3VDD V
VDD
V
1
V
0.4
V
Rev. 1.50
3
May 7, 2010
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