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U3810BM Datasheet(PDF) 18 Page - TEMIC Semiconductors

Part # U3810BM
Description  Multi Standard Feature Phone Integrated Circuit
PDF  31 Pages
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Manufacturer  TEMIC [TEMIC Semiconductors]
Direct Link  http://www.temic.de
Logo TEMIC - TEMIC Semiconductors

U3810BM Datasheet(HTML) 18 Page - TEMIC Semiconductors

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TELEFUNKEN Semiconductors
U3810BM
Rev. A1: 19.01.1996
18 (31)
Standard
frequency
Hz
Tone output
frequency
Hz
Frequency
deviation
0/00
440
466.16
493.88
523.25
554.36
587.33
622.25
659.25
698.46
740
784
830
880
932.3
987.77
1046.5
1108.73
1174.66
1244.5
1318.5
1396.9
1480
1568
1661.2
1760
1864.65
1975.5
2093
2217.46
2349.3
440.04
466.19
493.49
522.99
554.88
587.86
621.58
659.42
697.85
741.04
784.48
830.29
878.38
932.38
989.13
1048.39
1109.76
1172.68
1243.17
1315.03
1395.71
1477.27
1568.97
1660.58
1763.57
1864.75
1978.26
2087.16
2208.74
2345.36
0.09
0.06
– 0.78
– 0.50
0.92
0.89
– 1.07
0.26
– 0.87
1.41
0.62
– 0.37
– 1.84
0.08
1.38
1.80
0.93
– 1.69
– 1.07
– 2.63
– 0.86
– 1.84
0.62
– 0.37
2.03
0.06
1.40
– 2.79
– 3.93
– 1.68
Table 2:
Frequency tolerance of the output tone
Tone output frequency when using 455 kHz
Parameters
Test conditions
Min.
Typ.
Max.
Unit
Fig.
DTMF generation (specified pin MF)
Tone frequency accuracy
See table 1
Low group tone level
without attenuation
Note 7
BFOA (pre-emphasis A)
S3 closed
BFOB (pre-emphasis B)
1.35
1.25
1.50
1.40
1.65
1.55
V
V
9
High group tone level
without attenuation
Note 7
HFOA (pre-emphasis A)
S3 closed
HFOB (pre-emphasis B)
1.80
1.90
2.00
2.10
2.20
2.35
V
V
9
Pre-emphasis A
without attenuation
Note 7
PROA
S3 closed
2.04
2.54
3.04
dB
9
Pre-emphasis B
without attenuation
Note 7
PROB
S3 closed
3.02
3.52
4.02
dB
9
Low group tone level
with attenuation
Note 7
BF1A (pre-emphasis A)
S3 closed
BF1B (pre-emphasis B)
0.95
0.90
1.05
1.00
1.15
1.10
V
V
9
High group tone level
with attenuation
Note 7
HF1A (pre-emphasis A)
S3 closed
HF1B (pre-emphasis B)
1.25
1.35
1.40
1.50
1.55
1.65
V
V
9



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