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U4091BM Datasheet, PDF (22/29 Pages) TEMIC Semiconductors – Programmable Telephone Audio Processor | |||
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U4091BM
Electrical Characteristics (continued)
Parameters
Test Conditions / Pins
Symbol Min. Typ. Max.
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Gain for DTMF signal AMPB â RECO1/2
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ EA[0:4] = 1
â16
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ DTMF, IL = 14 mA, ETX = I201 = 1, AGATX[0:2] = 7, DTMFM[0:2] = 4, DTMFF[0:2] = 0
Unit Fig.
dB
Max. level at line
W Sum level, 600 ,
â5.1 â3.6 â2.1 dBm
DTMFM[0:2] = 5
DTMF level at line
Sum level, 600 W,
â7.6 â6.1 â4.6 dBm
(low gain)
DTMFM[0:2] = 4
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22 (29)
Target Specification
Rev. A1, 02-Jun-98
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