TEA6880 Philips Semiconductors, TEA6880 Datasheet - Page 16

• Manufacturer Part Number: TEA6880
• Description: Up-level Car radio Analog Signal Processor CASP
• Manufacturer: Philips Semiconductors

Noise blanker
FM
t
I
I
I
Trigger Threshold Control (TTC), dependency on MPX signal at MPXRDS input
V
Trigger Threshold Control (TTC), dependency on level detector input signal
V
Trigger sensitivity measurement with pulse (on MPX signal) at MPXRDS input
V
Trigger sensitivity measurement with pulse (on level signal) at AM/FM level input
V
sup
offset
ch(FMNCAP)
dch(FMNCAP)
V
V
V
SYMBOL
58-10
58-10
pulse
pulse
58-10
7-10
58-10
PART
interference suppression time
gate input offset current at pins during
suppression pulse duration
charge current (into 4 V)
discharge current (from 5.5 V)
trigger threshold variation voltage
trigger threshold voltage
trigger threshold variation with audio
frequency f = 15 kHz
trigger threshold voltage
trigger threshold voltage as a function of
V
trigger sensitivity
trigger sensitivity
LEVEL(AC)
PARAMETER
during AF suppression time
V
V
V
V
V
V
V
t
t
data byte 3, bits 6 and 7:
pulse
pulse
i(MPXRDS)
i(MPXRDS)
i(MPXRDS)
i(MPXRDS)
LEVEL(AC)
LEVEL(AC)
LEVEL(AC)
NBS1 = 1; NBS0 = 1
NBS1 = 1; NBS0 = 0
NBS1 = 0; NBS0 = 1
NBS1 = 0; NBS0 = 0
NBS1 = 1; NBS0 = 1
NBS1 = 1; NBS0 = 0
NBS1 = 0; NBS0 = 1
NBS1 = 0; NBS0 = 0
= 10 s; write mode; data byte 3, bits 6 and 7:
= 10 s; V
= 0 V
= 10 mV; f = 120 kHz
= 200 mV; f = 120 kHz
= 0 V
= 10 mV; f = 120 kHz
= 100 mV; f = 120 kHz
= 670 mV
3-10
CONDITIONS
= 0.5 V; write mode;
20
45
4.5
15
75
4.5
MIN.
16
30
20
70
5
40
100
500
5
0
40
60
100
150
200
250
275
300
320
TYP.
12.5
40
50
100
5.5
60
200
5.5
MAX.
9.5
nA
V
mV
mV
mV
V
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
UNIT
s
A
A