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零件编号
产品描述 (功能)
W91342A 查看數據表(PDF) - Winbond
零件编号
产品描述 (功能)
生产厂家
W91342A
10-MEMORY TONE/PULSE DIALER WITH HANDFREE AND HOLD FUNCTIONS
Winbond
W91342A Datasheet PDF : 15 Pages
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W91340N SERIES
ABSOLUTE MAXIMUM RATINGS
PARAMETER
DC Supply Voltage
Input/Output Voltage
Power Dissipation
Operation Temperature
Storage Temperature
SYMBOL
V
DD
−
V
SS
V
IL
V
IH
V
OL
V
OH
P
D
T
OPR
T
STG
RATING
-0.3 to +7.0
V
SS
-0.3
V
DD
+0.3
V
SS
-0.3
V
DD
+0.3
120
-20 to +70
-55 to +150
UNIT
V
V
V
V
V
mW
°
C
°
C
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
Operating Voltage
V
DD
-
Operating Current
I
OP
Tone, Unloaded
Pulse, Unloaded
Standby Current
I
SB
HKS = V
SS
, No load
& No key entry
Memory Retention Current
I
MR
HKS = V
DD
,
V
DD
= 1.0V
DTMF Output Voltage
V
TO
Row group,
R
L
= 5 K
Ω
Pre-emphasis
-
Col/Row,
V
DD
= 2.0 to 5.5V
DTMF Distortion
THD
R
L
= 5 K
Ω
,
V
DD
= 2.0 to 5.5V
DTMF Output DC Level
V
TDC
R
L
= 5 K
Ω
,
V
DD
= 2.0 to 5.5V
DTMF Output Sink Current
I
TL
V
TO
= 0.5V
DP Output Sink Current
I
PL
V
PO
= 0.5V
T/P MUTE Output Sink
Current
I
ML
V
MO
= 0.5V
MIN.
2.0
-
-
-
TYP.
-
0.4
0.2
-
MAX.
5.5
0.6
0.4
15
UNIT
V
mA
µ
A
-
-
0.2
µ
A
130 150 170 mVrms
1
2
3
dB
-
-30 -23 dB
1.0
-
3.0
V
0.2
-
-
mA
0.5
-
-
mA
0.5
-
-
mA
Publication Release Date: May 1997
-7-
Revision A2
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