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参数资料
| 型号： | SA2531U |
| 厂商： | SAMES |
| 英文描述： | VERSATILE SINGLE CHIP TELEPHONE WITH 14 NUMBER REPERTORY DIALLER |
| 中文描述： | 多功能单芯片电话号码的剧目有14个拨号 |
| 文件页数： | 19/24页 |
| 文件大小： | 392K |
| 代理商： | SA2531U |
sames
SA2531 A/B/C/E/G/U
19/24
AC Characteristics (cont’d) (I
LINE
= 15 mA;f=800Hz unless otherwise specified)
Symbol Parameter
Conditions
RX
Receive
Test Circuit Fig.5
A
RX
Receive Gain (RO1/RO2) Z
RL
=600
(Α/Β/Ε/
F/J
)
Z
RL
=1000
(
C/G/U
)
(D)
Min
Typ
Max Units
1
2
3
dB
0
6
A
RX/F
Variation with Frequency
f=500 Hz to 3.4 kHz
±0.8
dB
THD
V
A
t
A T T A C T
6 d B
t
Distortion
Soft Clip Level
Soft Clip Overdrive
V
RI
≤
0.5V
RMS
V
RI
=
2
%
A G C
1
10
V
P E A K
dB
S C O
Attact Time
V
RI
>0.8V
3
μs/
D E C A Y
Decay Time
V
N O
Noise Output Voltage
V
F C
Unwanted Frequency
Components
Z
I N
Input Impedance (RI)
V
IN
RI
Input Voltage Range(RI)
ST
Sidetone
A
S T
Sidetone Cancellation
V
IN
ST
Input Voltage Range (STB)
Z
I N
Input Impedance (STB)
Keyboard
t
D
Key Debounce Time
HS Input
t
H S - L
Low to High Debounce
t
H S - H
High to Low Debounce
DTMF
F
Frequency deviation
V
M F
MF Tone Level(Low group)
SA2531B/D/G/U
20
ms/6dB
-72
-60
dBmp
dBm
50 Hz...20 kHz
8
k
±2
V
P E A K
Test Circuit Fig.5
V
RI
≤
0.5V
RMS
26
dB
±2
80
V
P E A K
k
15
m
Going off-hook
Line breaks/on-hook
15
240
ms
ms
Note 5
1.2
-9.5
-6.5
3.0
3.2
%
dB
dB
dB
dB
-12.5
-9.5
2.0
2.0
-11
-8
26
2.6
SA2531A/C/E/F/J
V
L-H
V
L-H
Preemphasis Low to High SA2531A/B/C/E/F/J/U
Preemphasis Low to High SA2531D/G
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