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參數(shù)資料
| 型號： | SC91710B |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | TONE / PULSE SWITCHABLE DIALER WITH HANDFREE FUNCTION |
| 中文描述： | 音頻/脈沖開關(guān)的撥號器帶免提功能 |
| 文件頁數(shù)： | 3/18頁 |
| 文件大?。?/td> | 297K |
| 代理商： | SC91710B |
Silan
Semiconductors
SC91710A/B
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
Rev: 2.0
2001-11-13
3
C: Tone function
D: Key type select
Col1
Tone Duration
Inter-Tone Pause
Col2
*or *
/
T select
NR
R
98ms
83ms
98ms
83ms
NR
R
*
*/T
Note:
NR: no resistance
R:
A resistance connect to V
SS
(820k
typically)
UR: A resistance connect to V
DD
ABSOLUTE MAXIMUM RATINGS
(Tamb=25
°
C, All voltage referenced to V
SS
, unless otherwise specified)
Characteristic
Symbol
Value
Unit
Power Supply Voltage
V
DD
6.0
V
Input Voltage
V
IN
-0.3~V
DD
+0.3
V
Power Dissipation
P
D
500
mW
Operating Temperature
Topr
-25~+70
°
C
Storage Temperature
Tstg
-55~+150
°
C
ELECTRICAL CHARACTERISTICS
(Tamb=25
°
C, V
DD
=2.5V, fosc=3.579545MHz, unless otherwise specified)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
DC Characteristics
Tone
2.5
--
5.5
Pulse
2.0
--
5.5
Operating Voltage
V
DD
Memory retention
1.0
5.5
V
Tone
--
0.6
2
Operating Current
I
OP
Pulse
OFF-HOOK,
Keypad entry
--
0.2
0.5
mA
Standby Current
I
S
ON-HOOK
No keypad entry
--
0.1
1
μ
A
μ
A
Memory Retention Current
Imr
ON-HOOK
V
DD
=1.0V
--
0.1
0.2
Control Pin Input Low Voltage
Vil
--
V
SS
0.3V
DD
Control Pin Input High Voltage
XMUTE
Pin Leakage Current
XMUTE
Pin Sink Current
HKS
Pin Input Current
Keyboard
Scanning Pin
Vih
--
V
XMUTE
=6.0V
V
XMUTE
=0.5V
0.7V
DD
V
DD
V
Imth
--
--
1
μ
A
mA
Imtl
0.2
0.5
--
Ihks
Vhks=2.5V
--
--
0.1
μ
A
Drive Current
Ikbd
Vn=0V
note1
4
10
30
Sink Current
Ikbs
Vn=2.5
note1
200
400
800
μ
A
Key-in Debounce Time
t
DB
--
--
20
--
ms
(to be continued)
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