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HT9315AL 데이터시트(PDF) 5 Page - Holtek Semiconductor Inc

부품명 HT9315AL
상세설명  15-Memory Tone/Pulse Dialer
PDF  27 Pages
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제조업체  HOLTEK [Holtek Semiconductor Inc]
홈페이지  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT9315AL 데이터시트(HTML) 5 Page - Holtek Semiconductor Inc

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Electrical Characteristics
FOSC=3.5795MHz, Ta=25
°C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VDD
Conditions
VDD
Operating Voltage
¾¾
2
¾
5.5
V
IDD
Operating Current
2.5V
Pulse
Off-hook
Keypad entry
No load
¾
0.2
1
mA
Tone
¾
0.6
2
mA
ISTB
Standby Current
1V
On-hook, no load
No entry
¾¾
1
mA
VR
Memory Retention Voltage
¾¾
1
5.5
V
IR
Memory Retention Current
1V
On-hook
¾
0.1
0.2
mA
VIL
Input Low Voltage
¾¾
VSS
¾
0.2VDD
V
VIH
Input High Voltage
¾¾
0.8VDD
¾
VDD
V
IXMO
XMUTE Leakage Current
¾
VXMUTE=12V, No entry
¾¾
1
mA
IOLXM
XMUTE Sink Current
2.5V
VXMUTE=0.5V
1
¾¾
mA
IHKS
HKS Pin Input Current
2.5V
VHKS=2.5V
¾¾
0.1
mA
RHFI
HFI Pull-Low Resistance
2.5V
VHFI=2.5V
¾
200
¾
k
W
RHDI
HDI Pull-High Resistance
2.5V
VHDI=0V
¾
200
¾
k
W
IOH1
Keypad Pin Source Current
2.5V
VOH=0V
-4
¾-40
mA
IOL1
Keypad Pin Sink Current
2.5V
VOL=2.5V
200
400
¾mA
IOH2
HFO Pin Source Current
2.5V
VOH=2V
-1
¾¾
mA
IOL2
HFO Pin Sink Current
2.5V
VOL=0.5V
1
¾¾
mA
IOH3
HDO Pin Source Current
2.5V
VOH=2V
-1
¾¾
mA
IOL3
HDO Pin Sink Current
2.5V
VOL=0.5V
1
¾¾
mA
TFP
Pause Time After Flash
¾
Control key
¾
0.2
¾
s
Digit key
¾
1
¾
TRP
One-key Redialing Pause Time
¾
One-key redialing
¾
1
¾
s
TDB
Key-in Debounce Time
¾¾
¾
20
¾
ms
TBRK
Break Time for One-key Redialing
¾
One-key redialing
¾
1.2
¾
s
FOSC
System Frequency
¾
Crystal=3.5795MHz
3.5759
3.5795
3.5831
MHz
HT9315 Series
Rev. 1.20
5
October 1, 2002



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