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參數(shù)資料
| 型號： | W91435G |
| 廠商： | WINBOND ELECTRONICS CORP |
| 英文描述： | 13-MEMORY TONE/PULSE DIALER WITH SAVE FUNCTION |
| 中文描述： | 13 -記憶音頻/脈沖撥號器保存功能 |
| 文件頁數(shù)： | 8/14頁 |
| 文件大小： | 176K |
| 代理商： | W91435G |
W91430N SERIES
- 8 -
DC Characteristics, continued
PARAMETER
Keypad Input Sink
Current
HKS I/P Pull-High
Resistor
Keypad Resistance
SYMBOL
I
KS
CONDITIONS
V
I
= 2.5V
MIN.
200
TYP.
400
MAX.
-
UNIT
μ
A
R
HK
-
-
300
-
K
R
K
-
-
-
5.0
K
AC CHARACTERISTICS
(V
DD
-V
SS
=
2.5V,
F
OSC.
= 3.579545 MHz, T
A
= 25
°
C, all outputs unloaded)
PARAMETER
Key in Debounce
Key Release Debounce
Pulse Mute Delay
SYMBOL
T
KID
T
KRD
T
MD
CONDITIONS
-
-
Mode = V
DD
Mode = Floating
Mode = V
DD
Mode = Floating
Mode = V
DD
Mode = Floating
10 ppS
MIN.
-
-
-
-
-
-
-
-
-
TYP.
20
20
40
33.3
40
33.3
20
16.7
800
MAX.
-
-
-
-
-
-
-
-
-
UNIT
mS
mS
mS
Pre-digit-pause
1
T
PDP1
10 ppS
T
PDP2
20 ppS
T
IDP
mS
Pre-digit-pause
2
mS
Interdigit Pause
mS
(Auto Dialing)
20 ppS
Mode = V
DD
Mode = Floating
Auto dialing
-
500
-
Make/Break Ratio
M:B
-
-
-
40:60
33:67
93
-
-
-
%
Tone Output Duration
T
TD
mS
Intertone Pause
T
ITP
Auto dialing
-
93
-
mS
F1
-
600
-
Flash Break Time
T
FB
F2
-
300
-
mS
F3
73
F4
-
100
-
Flash Pause Time
T
FP
F1, F2, F3, F4
-
1.0
-
S
Pause Time
T
P
-
3.6
-
S
On-hook Debounce
Time
T
OHD
-
150
-
mS
Notes:
1. Crystal parameters suggested for proper operation are Rs < 100 ohms, 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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