TEA6880 查看數據表（PDF） - Philips Electronics
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TEA6880 Datasheet PDF : 88 Pages
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SYMBOL
PARAMETER
AM wideband average detector (pin 63); see Fig.6
VTWBAM1
DC voltage at TWBAM1 w.r.t pin 10
VCTWBAM1 DC voltage coefficient
VO
DC output voltage
AM WIDEBAND AVERAGE DETECTOR TIME CONSTANT
Ich(TWBAM1) TWBAM1 charge current
Idch(TWBAM1) TWBAM1 discharge current
Ultrasonic noise average detector (pin 64); see Fig.5
VTUSN1
DC voltage at TUSN1 w.r.t. pin 10
VCTUSN1
DC voltage coefficient
VO
DC output voltage
CONDITIONS
MIN. TYP. MAX. UNIT
VLEVEL(AC) = 400 mV; VLEVEL(DC) = 3.5 V; fi = 24 kHz;
write mode; data byte 1, bits 4 and 5:
AWS1 = 1; AWS0 = 1
−
4.10 −
V
AWS1 = 1; AWS0 = 0
−
3.60 −
V
AWS1 = 0; AWS0 = 1
−
3.00 −
V
AWS1 = 0; AWS0 = 0
−
2.35 −
V
VLEVEL(AC) = 400 mV; VLEVEL(DC) = 3.5 V; fi = 24 kHz;
write mode; note 8; data byte 1, bits 4 and 5:
AWS1 = 1; AWS0 = 1
0.69 0.82 0.98
AWS1 = 1; AWS0 = 0
0.60 0.72 0.86
AWS1 = 0; AWS0 = 1
0.50 0.60 0.71
AWS1 = 0; AWS0 = 0
0.40 0.47 0.56
1.5 −
5.5 V
11.5 15
−19.5 −15
19.5 µA
−11.5 µA
VMPXRDS(AC) = 350 mV; VLEVEL(DC) = 3.5 V;
fi = 80 kHz; write mode; data byte 1, bits 6 and 7:
USS1 = 1; USS0 = 1
USS1 = 1; USS0 = 0
USS1 = 0; USS0 = 1
USS1 = 0; USS0 = 0
VMPXRDS(AC) = 350 mV; VLEVEL(DC) = 3.5 V;
fi = 80 kHz; write mode; note 9; data byte 1,
bits 6 and 7:
USS1 = 1; USS0 = 1
USS1 = 1; USS0 = 0
USS1 = 0; USS0 = 1
USS1 = 0; USS0 = 0
−
4.25 −
V
−
4.00 −
V
−
3.50 −
V
−
2.60 −
V
0.71 0.85 1.00
0.67 0.80 0.95
0.60 0.70 0.85
0.44 0.52 0.62
1.5 −
5.5 V
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