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參數資料
| 型號： | W91440NS |
| 廠商： | WINBOND ELECTRONICS CORP |
| 英文描述： | Telephone Dialer |
| 中文描述： | 電話撥號器 |
| 文件頁數： | 7/14頁 |
| 文件大小： | 163K |
| 代理商： | W91440NS |
W91440N SERIES
Publication Release Date: May 1997
- 7 -
Revision A3
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATING
UNIT
DC Supply Voltage
V
DD
V
SS
-0.3 to +7.0
V
V
IL
V
SS
0.3
V
DD
+0.3
V
Input/Output Voltage
V
IH
V
V
OL
V
SS
0.3
V
DD
+0.3
V
V
OH
V
Power Dissipation
P
D
120
mW
Operation Temperature
T
OPR
-20 to +70
°
C
°
C
Storage Temperature
T
STG
-55 to +150
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability of the
device.
DC CHARACTERISTICS
(V
DD
V
SS
= 2.5V, F
OSC.
= 3.579545 MHz, T
A
= 25
°
C, all outputs unloaded)
PARAMETER
SYMBOL
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Operating Voltage
V
DD
-
2.0
-
5.5
V
Operating Current
I
OP
Tone, Unloaded
-
0.4
0.60
mA
Pulse, Unloaded
-
0.2
0.40
Standby Current
I
SB
HKS = V
SS
, No load &
No key entry
-
-
15
μ
A
Memory Retention
Current
I
MR
HKS = V
DD
,
V
DD
= 1.0V
-
-
0.2
μ
A
DTMF Output Voltage
V
TO
Row group,
R
L
= 5 K
Col/Row,
V
DD
= 2.0 to 5.5V
130
150
170
mVrms
Pre-emphasis
1
2
3
dB
DTMF Distortion
THD
R
L
= 5 K
,
V
DD
= 2.0 to 5.5V
-
-30
-23
dB
DTMF Output DC Level
V
TDC
R
L
= 5 K
,
V
DD
= 2.0 to 5.5V
1.0
-
3.0
V
DTMF Output Sink
Current
I
TL
V
TO
= 0.5V
0.2
-
-
mA
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相關代理商/技術參數 |
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| W91443N | 制造商:WINBOND 制造商全稱:Winbond 功能描述:10-MEMORY TONE/PULSE DIALER WITH SAVE FUNCTION |
| W91444 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:13-MEMORY TONE/PULSE DIALER WITH SAVE FUNCTION |
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