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U3501BM Datasheet, PDF (6/20 Pages) TEMIC Semiconductors – Cordless Telephone Signal Processor | |||
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U3501BM
RF Demodulator
ÃÃÃIFÃÃÃ=B4SÃÃÃ510CkRÃÃÃHz,ÃÃÃEFDM0ÃÃÃEOEDÃÃÃ=G1ÃÃÃR1kHXÃÃÃz0, inÃÃÃGpuR1tÃÃÃlXev1ÃÃÃel =GÃÃÃ5R010XÃÃõ2VÃÃÃrmGsÃÃÃR0XÃÃÃ3 ÃÃÃER1ÃÃÃX1ÃÃÃEÃÃÃR1XÃÃÃO ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ
Parameters
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Recovered audio
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Recovered audio output
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ voltage drop
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ AM rejection ratio
Test Conditions
GDEM = 0, dFM = 2.5 kHz
GDEM = 1, dFM = 5 kHz
VBAT = 4.7 to 3.1 V
30% AM
Min. Typ. Max. Unit Fig.
0.4
0.8
1.6
Vpp
â3
0
dB
5
35
dB
RX Audio
dFM = 1 kHz, GDEM = 0
Parameters
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Change of RX0 signal
deemphasis bypass
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ RX gain adjust range
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ RX gain adjust step
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Output signal versus
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ frequency relative to 1 kHz
(0 dB) de-emphasis bypassed
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Output signal versus
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ frequency relative to 1 kHz
(0 dB) de-emphasis enable
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ EDEE = 1
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ RX total harmonic distortion
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ RX audio mute
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ RX output impedance
Test Conditions
EDEE = 0; 1
FM0D = 1 kHz
DRXGF (100 Hz)
DRXGF (300 Hz)
DRXGF (1800 Hz)
DRXGF (3400 Hz)
DRXGF (4350 Hz)
DFIL (100 Hz)
DFIL (300 Hz)
DFIL (1800 Hz)
DFIL (3400 Hz)
DFIL (4350 Hz)
dFM = 250 Hz
dFM = 2.50 kHz
dFM = 2.5 kHz
ERX0 = 0
ERX1 = 0
ERX2 = 0
Min. Typ. Max. Unit Fig.
â0.5
0
0.5
dB
15
dB
0.8
1
1.2
dB
â8
â7
â6
â2.2 â1.2 â0.2
â1.4 â0.4
0.6
dB
â0.8
0.2
1.2
â80
â60
â55
â1.6 â0.6
0.4
3.2
4.2
5.2
5
â5.7 â4.7 â3.7
dB
â10.5 â9.5 â8.5
â80
â60
â55
2.5
2.5
%
65
dB
100
W
6 (20)
TELEFUNKEN Semiconductors
Preliminary Information
Rev. A1, 29-Jul-96
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