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參數資料
| 型號： | W91080A |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | Tone/Pulse Dialer With Handfree And Keytone Fuctions And One Number Memory(具有一個數碼存儲器免提和主鍵音功能的音頻/脈沖撥號器) |
| 中文描述： | TELEPHONE DIALER CKT, PDIP20 |
| 封裝： | PLASTIC, DIP-20 |
| 文件頁數： | 8/12頁 |
| 文件大小： | 93K |
| 代理商： | W91080A |
W91080 SERIES
- 8 -
DC Characteristics, continued
PARAMETER
SYM.
CONDITIONS
MIN.
TYP.
MAX.
UNIT
T/P MUTE Output Sink Current
I
ML
V
MO
= 0.5V
0.5
-
-
mA
HKS I/P Pull-High Resistor
R
KH
-
300
-
K
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
30
-
-
μ
A
μ
A
K
Keypad Input Sink Current
I
KS
V
I
= 2.5V
200
400
-
Keypad Resistance
-
-
5.0
AC CHARACTERISTICS
PARAMETER
SYM.
T
KID
T
KRD
T
PDP
10 ppS
T
IDP
M/B
CONDITIONS
MIN.
-
-
-
-
-
-
-
-
-
-
-
-
TYP.
20
20
40
33.3
800
40:60
33:67
100
100
98
600
35
MAX.
-
-
-
-
-
-
-
-
-
-
-
-
UNIT
mS
mS
mS
mS
mS
%
%
mS
mS
mS
mS
mS
Keypad Active in Debounce
Key Release Debounce
Pre-digit Pause
Mode Pin = 1
Mode Pin = Floating
10 ppS
Mode Pin = 1
Mode Pin = Floating
Auto Dialing
Auto Dialing
F2
F1
Interdigit Pause (Auto dialing)
Make/Break Ratio
DTMF Output Duration
Intertone Pause
Flash Break Time
T
TD
T
ITP
T
FB
KT Duration Time
T
KT
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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