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參數資料
型號: W91030
廠商: WINBOND ELECTRONICS CORP
元件分類: 無繩電話/電話
英文描述: Low Power CMOS IC For Caller indentification(用于通信中呼叫確認的低功耗CMOS集成電路芯片)
中文描述: TELEPHONE CALLING NO IDENT CKT, PDIP24
封裝: 0.600 INCH, PLASTIC, DIP-24
文件頁數: 17/30頁
文件大小: 359K
代理商: W91030
Preliminary W91030
Publication Release Date: May 1997
- 17 - Revision A1
AC Electrical Characteristics
(AC electrical characteristics supersede the recommended operating conditions unless otherwise stated.)
Dual Tone Alert Signal Detection
PARAMETER
SYM.
MIN.
TYP
MAX.
UNITS
NOTES
Low Tone Frequency
F
L
2130
Hz
High Tone Frequency
F
H
2750
Hz
Frequency Deviation Acceptance
1.1
%
3
Frequency Deviation Rejection
3.5
%
4
Maximum Input Signal Level
0.22
dBm
a
5
Input Sensitivity Per Tone
-45
dBm
5
Reject Signal Level Per Tone
-54
dBm
5
Positive and Negative Twist
b
Accept
7
dB
Noise Tolerance
SNR
TONE
20
dB
1, 2
Notes:
a. dBm = decibels with a reference power of 1 mW into 600 ohms, 0 dBm = 0.7746 Vrms.
b. Twist = 20 log (F
H
amplitude / F
L
amplitude).
1: Both tones have the same amplitude. Both tones are at the nominal frequencies.
2: Band limited random noise
300
3400 Hz. Present only when the tone is present.
3: The range within which tones are accepted.
4: The range outside of which tones are rejected.
5: These characteristics are for V
DD
= 5V and temperature = 25
°
C.
FSK Detection
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNITS
NOTES
Input Frequency Detection
Bell 202 Mark (logic 1)
Bell 202 Space (logic 0)
CCITT V.23 Mark (logic 1)
CCITT V.23 Space (logic 0)
F
MARK
F
SPACE
F
MARK
F
SPACE
1188
2178
1280.5
2068.5
1200
2200
1300
2100
1212
2222
1319.5
2131.5
Hz
+/-1%
+/-1%
+/-1.5%
+/-1.5%
Maximum Input Signal Level
-5.78
dBm
Input Sensitivity
-45
dBm
1, 3
Transmission Rate
1188
1200
1212
baud
Input Noise Tolerance
SNR
FSK
20
dB
1, 2
Notes:
相關PDF資料
PDF描述
W91031 LOW POWER CMOS INTERGRATED CIRCUIT
W91031S Calling Line Identifier
W91080 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)
W91080A 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)
W91082N Tone Generator With μC Serial Interface(具有微控制器接口的音頻發生器)
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