TEA6880 데이터 시트보기 (PDF) - Philips Electronics
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TEA6880 Datasheet PDF : 88 Pages
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SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX. UNIT
Noise blanker
FM PART
tsup
Ioffset
interference suppression time
gate input offset current at pins during
suppression pulse duration
during AF suppression time
Ich(FMNCAP) charge current (into 4 V)
Idch(FMNCAP) discharge current (from 5.5 V)
Trigger Threshold Control (TTC), dependency on MPX signal at MPXRDS input
V58-10
∆V58-10
∆V7-10
trigger threshold variation voltage
trigger threshold voltage
trigger threshold variation with audio
frequency f = 15 kHz
Vi(MPXRDS) = 0 V
Vi(MPXRDS) = 10 mV; f = 120 kHz
Vi(MPXRDS) = 100 mV; f = 120 kHz
Vi(MPXRDS) = 670 mV
20 30 40 µs
−
20 50 nA
−16 −12.5 −9.5 µA
45 70 100 µA
4.5 5
5.5 V
15 40 60 mV
75 100 200 mV
−
500 −
mV
Trigger Threshold Control (TTC), dependency on level detector input signal
V58-10
∆V58-10
trigger threshold voltage
trigger threshold voltage as a function of
VLEVEL(AC)
VLEVEL(AC) = 0 V
VLEVEL(AC) = 10 mV; f = 120 kHz
VLEVEL(AC) = 200 mV; f = 120 kHz
4.5 5
−
0
−
40
5.5 V
−
mV
−
mV
Trigger sensitivity measurement with pulse (on MPX signal) at MPXRDS input
Vpulse
trigger sensitivity
tpulse = 10 µs; write mode; data byte 3, bits 6 and 7:
NBS1 = 1; NBS0 = 1
−
60 −
mV
NBS1 = 1; NBS0 = 0
−
100 −
mV
NBS1 = 0; NBS0 = 1
NBS1 = 0; NBS0 = 0
−
150 −
mV
−
200 −
mV
Trigger sensitivity measurement with pulse (on level signal) at AM/FM level input
Vpulse
trigger sensitivity
tpulse = 10 µs; V3-10 = 0.5 V; write mode;
data byte 3, bits 6 and 7:
NBS1 = 1; NBS0 = 1
NBS1 = 1; NBS0 = 0
−
250 −
mV
−
275 −
mV
NBS1 = 0; NBS0 = 1
−
300 −
mV
NBS1 = 0; NBS0 = 0
−
320 −
mV
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