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SA2532KB 数据表(PDF) 17 Page - Sames

部件名 SA2532KB
功能描述  SINGLE CHIP TELEPHONE FOR INDIA
PDF  21 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  SAMES [Sames]
网页  http://www.sames.co.za
标志 SAMES - Sames

SA2532KB 数据表(HTML) 17 Page - Sames

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SA2532KA/B
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AC Characteristics (contd) (ILINE = 20mA; f=800Hz unless otherwise specified)
Symbol
Parameter
Conditions
Min
Typ
Max
Units
ZIN
VIN RI
Input Impedance
(RI)
Input Voltage
Range(RI)
8
2
k
Ω
VPEAK
ST
AST
VIN ST
ZIN
Sidetone
Sidetone
Cancellation
Input Voltage
Range (STB)
Input Impedance
(STB)
Test Circuit Fig.5
VRI
≤0.5 V
RMS
26
2
80
dB
VPEAK
k
Ω
tD
Keyboard
Key Debounce
Time
15
ms
tHS_L
tHS_H
HS Input
Low to High
Debounce
High to Low
Debounce
Going off-hook
Line breaks/on-hook
15
240
ms
ms
∆F
DTMF
Frequency
deviation
Note 5
1.2
%
VMF
MF Tone
Level(Low group)
-9.5
-8
-6.5
dB
VL-H
Preemphasis Low
to High
2.0
2.6
3.0
dB
THD
Distortion
Note 3
-30
dBr
tTD
tITP
Tone Duration
Inter Tone Pause
Note 1
Note 1
80
80
82.3
82.3
85
85
ms
ms
tTR
tTF
Tone Rise Time
Tone Fall Time
Note 2
Note 2
5
5
ms
ms
tDR
tM/R
LD
Dial Rate
tolerance
Make/Break
Period
±5%, MODE=low
±5%, MODE=high
10
40/60
33/66
5
pps
%
ms
ms
tPDP
tIDP
tMO
Pre-Digit Pause
Inter Digit Pause
Mute Overhang
750
35
790
156
830
ms
ms
ms
tFD1
tFD2
tPFP
Flash Duration 1
Flash Duration 2
Post Flash Pause
100
270
274
102
276
ms
ms
ms.



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