TEF6894H NXP Semiconductors, TEF6894H Datasheet - Page 14

• Manufacturer Part Number: TEF6894H
• Description: Tef6894h Car Radio Integrated Signal Processor
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2003 Oct 21
Weak signal processing
D
V
V
t
t
LEVEL(attack)
LEVEL(decay)
eq(USN)
eq(WAM)
ETECTORS
Car radio integrated signal processor
SYMBOL
USN sensitivity equivalent
level voltage
WAM sensitivity
equivalent level voltage
level detector attack time
(soft mute and HCC)
level detector decay time
(soft mute and HCC)
PARAMETER
see Fig.5; f
V
HCMP = 1; note 2
see Fig.6; V
f = 21 kHz on the level voltage;
HCMP = 1; note 2
see Table 24; LETF = 0; SEAR = 0
see Table 24; LETF = 1; SEAR = 0
search mode; SEAR = 1
see Table 24; LETF = 0; SEAR = 0
see Table 24; LETF = 1; SEAR = 0
search mode; SEAR = 1
MPXRDS
USS[1:0] = 00
USS[1:0] = 01
USS[1:0] = 10
USS[1:0] = 11
WAS[1:0] = 00
WAS[1:0] = 01
WAS[1:0] = 10
WAS[1:0] = 11
LET[1:0] = 00
LET[1:0] = 01
LET[1:0] = 10
LET[1:0] = 11
LET[1:0] = 00
LET[1:0] = 01
LET[1:0] = 10
LET[1:0] = 11
LET[1:0] = 00
LET[1:0] = 01
LET[1:0] = 10
LET[1:0] = 11
LET[1:0] = 00
LET[1:0] = 01
LET[1:0] = 10
LET[1:0] = 11
= 250 mV (RMS);
MPXRDS
CONDITIONS
LEVEL
14
= 200 mV (p-p) at
= 150 kHz;
MIN.
2.5
2
1.5
0.5
2.5
2
1.5
0.5
3
3
1.5
0.5
0.5
0.17
0.06
0.06
60
3
6
1.5
1.5
0.5
0.5
0.17
0.06
60
TYP.
Product specification
TEF6894H
MAX.
V
V
V
V
V
V
V
V
s
s
s
s
s
s
s
s
ms
s
s
s
s
s
s
s
s
ms
UNIT