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參數(shù)資料
| 型號(hào)： | W91472NS |
| 英文描述： | Telephone Dialer |
| 中文描述： | 電話撥號(hào)器 |
| 文件頁(yè)數(shù)： | 9/14頁(yè) |
| 文件大?。?/td> | 184K |
| 代理商： | W91472NS |
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W91472N SERIES
Publication Release Date: May 1997
- 9 -
Revision A2
DC Characteristics, continued
PARAMETER
SYMBOL
CONDITIONS
MIN.
TYP.
MAX.
UNIT
T/P MUTE Output
Sink Current
I
ML
V
MO
= 0.5V
0.5
-
-
mA
HFO Drive/Sink
I
HFH
V
HFH
= 2.0V
0.5
-
mA
Current
I
HFL
V
HFL
= 0.5V
0.5
-
-
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
Keypad Resistance
-
-
-
-
5.0
K
AC CHARACTERISTICS
PARAMETER
Key-in Debounce
Key Release Debounce
On-hook Debounce
Pre-digit Pause
1
SYMBOL
T
KID
T
KRD
T
OHD
T
PDP1
10 ppS
T
PDP2
20 ppS
T
IDP
CONDITIONS
-
-
-
Mode Pin = V
DD
Mode Pin = Floating
Mode Pin = V
DD
Mode Pin = Floating
10 ppS
20 ppS
Mode Pin = V
DD
Mode Pin = Floating
MIN.
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TYP.
20
20
150
40
33.3
20
16.7
800
500
40:60
33.3:66.7
93
93
600
300
73
100
1.0
3.6
MAX.
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
UNIT
mS
mS
mS
mS
mS
mS
mS
mS
mS
%
%
mS
mS
mS
Pre-digit Pause
2
Interdigit Pause
(Auto dialing)
Make/Break Ratio
M:B
Tone Output Duration
Intertone Pause
Flash Break Time
T
TD
T
ITP
T
FB
F1
F2
F3
F4
Flash Pause Time
Pause Time
T
FP
T
P
S
S
Notes:
1. Crystal parameters suggested for proper operation are Rs < 100
, Lm = 96 mH, Cm = 0.02 pF, Cn = 5 pF, Cl = 18 pF,
F
OSC
. = 3.579545 MHz
±
0.02%.
2. Crystal oscillator accuracy directly affects these times.
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PDF描述 |
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| W91520 | Tone/Pulse Telephone Dialer |
| W91520A | Tone/Pulse Telephone Dialer |
| W91520NS | Telephone Dialer |
| W91521 | Tone/Pulse Telephone Dialer |
| W91521A | Tone/Pulse Telephone Dialer |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| W91473 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:14-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND LOCK FUNCTION |
| W91473A | 制造商:WINBOND 制造商全稱:Winbond 功能描述:14-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND LOCK FUNCTION |
| W91473AL | 制造商:WINBOND 制造商全稱:Winbond 功能描述:14-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND LOCK FUNCTION |
| W91473B | 制造商:WINBOND 制造商全稱:Winbond 功能描述:14-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND LOCK FUNCTION |
| W91473BL | 制造商:WINBOND 制造商全稱:Winbond 功能描述:14-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND LOCK FUNCTION |
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