HT819D0 데이터 시트보기 (PDF) - Holtek Semiconductor
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HT819D0 Datasheet PDF : 13 Pages
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HT819D0
Pin No.
6~11
14
15
16
Pin Name I/O
KEY1~KEY6 I
VDD
I
AUD
O
OSC2
O
Internal
Connection
Pull-High
—
PMOS
Open Drain
—
Description
Trigger key, low active. Key features such as
debounce time, pull-high resistance and repeat
are all by mask option.
Positive power supply
Voice output for driving an external transistor
Oscillator output pin
Absolute Maximum Ratings*
Supply Voltage ............................... –0.3V to 6V
Input Voltage ............... VSS–0.3V to VDD+0.3V
Storage Temperature ............... –50°C to 125°C
Operating Temperature ............. –20°C to 70°C
*Note: These are stress ratings only. Stresses exceeding the range specified under “Absolute Maxi-
mum Ratings” 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 reliability.
Electrical Characteristics
Symbol
Parameter
VDD
IDD
ISTB
IO
IOL
VIH
VIL
fOSC
Operating Voltage
Operating Current
Standby Current
Max. AUD Output Current
FLAG Sink Current
“H” Input Voltage
“L” Input Voltage
Oscillating Frequency
Test Conditions
VDD Conditions
—
—
3V
No load,
fOSC=96kHz
3V
—
3V VOH=0.6V
3V VOL=0.3V
—
—
—
—
3V ROSC=530kΩ
(Ta=25°C)
Min. Typ. Max. Unit
2.4
—
5.0
V
—
200
400
µA
—
1
3
µA
–1.5
–2
—
mA
1.5
3.0
—
mA
0.8VDD —
VDD
V
0
— 0.2VDD V
76
96
116 kHz
3
6th May ’98
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