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參數(shù)資料
| 型號： | W91621 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | 10-MEMORY TONE/PULSE DIALER WITH TWO-STAGE REDIAL FUNCTION |
| 中文描述： | TELEPHONE DIALER CKT, PDIP18 |
| 封裝： | DIP-18 |
| 文件頁數(shù)： | 12/16頁 |
| 文件大小： | 184K |
| 代理商： | W91621 |
W91620 SERIES
Publication Release Date: December 1994
- 12 -
Revision A3
AC CHARACTERISTICS
PARAMETER
SYMBOL
T
KID
T
KRD
T
PDP1
CONDITIONS
-
-
Mode Pin =
Floating
Mode Pin = 1
10 ppS
M/B = 1:2
M/B = 2:3
Auto Dialing
MIN.
-
-
-
TYP.
20
20
33.3
MAX.
-
-
-
UNIT
mS
mS
mS
Keypad Active in Debounce
Key Release Debounce
Pre-digit Pause
10 ppS
T
IDP
M/B
-
-
-
-
-
-
-
-
-
-
40
800
33:67
40:60
90
90
100
800
4.0
70
-
-
-
-
-
-
-
-
-
-
Interdigit Pause (Auto Dialing)
Make/Break Ratio
mS
%
DTMF Output Duration
Intertone Pause
Flash Break Time
Flash Pause
Pause Time
Pre-tone Mute
T
TD
T
ITP
T
FB
T
FP
T
P
T
PTM
mS
mS
mS
mS
S
mS
-
-
-
-
Notes
:
1. Crystal parameters suggested for proper operation are R
S
<
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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