HT9020 データシートの表示（PDF） - Holtek Semiconductor
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HT9020 Datasheet PDF : 12 Pages
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HT9020
Symbol
Parameter
Test Conditions
VDD
Conditions
Min. Typ. Max. Unit
ZREF
Output Impedance
—
—
— 10 20 MΩ
VIH
Logic Input High Voltage 5V
—
3.5 — — V
VIL
Logic Input Low Voltage 5V
—
— — 1.5 V
IIH
Logic Input High Current 5V VIH=5.0V
— — 0.1 µA
IIL
Logic Input Low Current 5V VIL=0V
–0.1 — —
IOH
Output High Current
5V VOH=4.5V
— — –0.5 mA
IOL
Output Low Current
5V VOL=0.5V
2.0 — — mA
ILKH
ILKL
Output Disable
Leakage Current
5V VLKH=5.0V
5V VLKL=0V
— — 0.1 µA
–0.1 — — µA
ISO
Pull Down Current
5V
—
— 25 35 µA
IDR
Pull Up Current
5V
—
— 25 35 µA
GDL
Detection Level
2.5V
fIN=305~640Hz
5.0V
–42 —
–36 —
–8 dBm
0 dBm
GRL
Rejection Level
5V All frequency
— — –50 dBm
fROL
Rejection Out-band
Low Frequency
5V V<0 dBm, ENV=0
— — 200 Hz
fROH
Rejection Out-band
High Frequency
5V V<0 dBm, ENV=0
800 — — Hz
tDD1
Detection Time
5V In-band dial tone
2.1 3.32 3.0 sec
tDD2
Detection Time
5V In-band dial tone
6.5 7.0 8.0 sec
tDB
Detection Busy Time
5V In-band busy tone
6.8 7.5 8.2 sec
tDR
Detection Ringer Time
5V
30 Times ringback tone
(2 sec On/4 sec Off)
150 180 210 sec
tDN
Detection Time
5V No signal
25 30.2 35 sec
tDE
Detection Enable Time 5V
—
0.2 30.2 35 sec
tTO
RELI, O Turn on Time 5V
—
80 100 120 ms
tO
ABREND Output Time 5V
—
80 100 120 ms
tB1
Break Time
tB2
(tB1+2.3sec)
5V After a busy tone is detected 60.0 62.8 65.0 sec
5V After no signal is detected 62.0 65.1 68.0 sec
RON
Transition on Resistor
5V VRDLI=5.0V, VRDLO=0V
— 500 100 Ω
ROFF
Gate Output off Resistor 5V VRDLI=0V, VRDLO=5.0V
10 — — MΩ
6
21st Aug ’98
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