參數(shù)資料
型號: W91540A
英文描述: Tone/Pulse Telephone Dialer
中文描述: 音頻/脈沖電話撥號器
文件頁數(shù): 10/19頁
文件大?。?/td> 222K
代理商: W91540A
W91540N SERIES
- 10 -
DC CHARACTERISTICS
(V
DD
V
SS
= 2.5V, Fosc. = 3.58 MH
Z
, T
A
= 25
°
C; all outputs unloaded)
PARAMETER
SYM.
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Operating Voltage
V
DD
-
2.0
-
5.5
V
Operating Current
I
OP
Tone
-
0.4
0.6
mA
Pulse
-
0.2
0.4
mA
Standby Current
I
SB
HKS
= 0, No load &
No key entry
-
-
15
μ
A
Memory Retention Current
I
MR
HKS
= 1,
V
DD
= 1.0V
-
-
0.2
μ
A
Tone Output Voltage
V
TO
Row group,
R
L
= 5 K
Col/Row
V
DD
= 2.0
5.5V
R
L
= 5 K
V
DD
= 2.0
5.5V
R
L
= 5 K
V
DD
= 2.0
5.5V
V
TO
= 0.5V
130
150
170
mVrm
s
Pre-emphasis
1
2
3
dB
DTMF Distortion
THD
-
-30
-23
dB
DTMF Output DC Level
V
TDC
1.0
-
3.0
V
DTMF Output Sink Current
I
TL
0.2
-
-
mA
DP
Output Sink Current
I
PL
V
PO
= 0.5V
0.5
-
-
mA
T/P
MUTE
Output Sink
Current
I
ML
V
MO
= 0.5V
0.5
-
-
mA
KT Drive/Sink Current
I
KTH
V
KTH
= 2.0V
0.5
-
-
mA
I
KTL
V
KTL
= 0.5V
0.5
-
-
mA
HFO Drive/Sink Current
I
HFH
V
HFH
= 2.0V
0.5
-
-
mA
I
HFL
V
HFL
= 0.5V
0.5
-
-
mA
Keypad Input Drive
Current
I
KD
V
I
= 0V
4
-
-
μ
A
Keypad Input Sink Current
I
KS
V
I
= 2.5V
200
400
-
μ
A
K
Keypad Resistance
-
-
5.0
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相關代理商/技術參數(shù)
參數(shù)描述
W91540AN 制造商:WINBOND 制造商全稱:Winbond 功能描述:10-MEMORY TONE/PULSE DIALER WITH SAVE, KEYTONE,LOCK AND HANDFREE FUNCTION
W91540NS 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Telephone Dialer
W91541 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Tone/Pulse Telephone Dialer
W91541A 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Tone/Pulse Telephone Dialer
W91541ALN 制造商:WINBOND 制造商全稱:Winbond 功能描述:10-MEMORY TONE/PULSE DIALER WITH SAVE, KEYTONE,LOCK AND HANDFREE FUNCTION