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參數(shù)資料
| 型號： | HT2830 |
| 廠商： | Holtek Semiconductor Inc. |
| 英文描述： | Up/Down Tone Generator |
| 中文描述： | 上/下音發(fā)生器 |
| 文件頁數(shù)： | 4/15頁 |
| 文件大小： | 989K |
| 代理商： | HT2830 |
Pad No.
Pad Name
I/O
Description
20
TE ST2
O
For IC test only
21
TE ST4
I
For IC test only
(1) OPT1:
Bond pad 5
Bond pad 6
Bond pad 10
Bond Pad 11
→
→
→
→
Main Tone 1
Main Tone 2
Auto Mode
Normal Mode
(2) OPT2:
Absolute Maximum Ratings*
Supply Voltage.................................–0.3V to 5V
Storage Temperature.................–50
°
C to 125
°
C
Operating Temperature...................0
°
C to 70
°
C
Input Voltage..................V
SS
–0.3V to V
DD
+0.3V
*Note: Stresses above those listed under “Absolute Maximum Ratings” may cause permanent
damageto the device. These are stress ratings only. Functional operation of this device at
these or any other conditions above those indicated in the operational sections of this
specification is not implied and exposure to absolute maximum rating conditions for extended
periods may affect device reliability.
Electrical Characteristics
(Ta=25
°
C)
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
DD
Conditions
V
DD
Operating Voltage
—
—
2.4
3
3.3
V
I
STB
Standby Current
3V
—
—
1
5
μ
A
I
DD
Operating Current
3V
No load
—
—
150
μ
A
I
OH
OUT Source Current
3V
V
OH
=2.5V
–2
—
—
mA
I
OL1
OUT Sink Current
3V
V
OL
=0.5V
0.7
—
—
mA
I
OL2
LE D1 Sink Current
3V
V
OL
=1V
–8
—
—
mA
I
OL3
LE D2 Sink Current
3V
V
OL
=1V
–8
—
—
mA
V
IH
“H” Input Voltage
3V
—
2.4
—
—
V
V
OL
“L” Input Voltage
3V
—
—
—
0.6
V
F
OSC
Oscillator Frequency
—
R
OSC
=62k
—
256
—
kHz
HT2830
4
9th J uly ’97
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