參數(shù)資料
型號: TEF6894H/V2,518
廠商: NXP SEMICONDUCTORS
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP44
封裝: 10 X 10 MM, 1.75 MM HEIGHT, PLASTIC, SOT-307-2, QFP-44
文件頁數(shù): 6/55頁
文件大?。?/td> 313K
代理商: TEF6894H/V2,518
2003 Oct 21
14
Philips Semiconductors
Product specication
Car radio integrated signal processor
TEF6894H
Weak signal processing
DETECTORS
Veq(USN)
USN sensitivity equivalent
level voltage
see Fig.5; fMPXRDS = 150 kHz;
VMPXRDS = 250 mV (RMS);
HCMP = 1; note 2
USS[1:0] = 00
2.5
V
USS[1:0] = 01
2
V
USS[1:0] = 10
1.5
V
USS[1:0] = 11
0.5
V
Veq(WAM)
WAM sensitivity
equivalent level voltage
see Fig.6; VLEVEL = 200 mV (p-p) at
f = 21 kHz on the level voltage;
HCMP = 1; note 2
WAS[1:0] = 00
2.5
V
WAS[1:0] = 01
2
V
WAS[1:0] = 10
1.5
V
WAS[1:0] = 11
0.5
V
tLEVEL(attack)
level detector attack time
(soft mute and HCC)
see Table 24; LETF = 0; SEAR = 0
LET[1:0] = 00
3
s
LET[1:0] = 01
3
s
LET[1:0] = 10
1.5
s
LET[1:0] = 11
0.5
s
see Table 24; LETF = 1; SEAR = 0
LET[1:0] = 00
0.5
s
LET[1:0] = 01
0.17
s
LET[1:0] = 10
0.06
s
LET[1:0] = 11
0.06
s
search mode; SEAR = 1
60
ms
tLEVEL(decay)
level detector decay time
(soft mute and HCC)
see Table 24; LETF = 0; SEAR = 0
LET[1:0] = 00
3
s
LET[1:0] = 01
6
s
LET[1:0] = 10
1.5
s
LET[1:0] = 11
1.5
s
see Table 24; LETF = 1; SEAR = 0
LET[1:0] = 00
0.5
s
LET[1:0] = 01
0.5
s
LET[1:0] = 10
0.17
s
LET[1:0] = 11
0.06
s
search mode; SEAR = 1
60
ms
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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