參數資料
型號: SAA6588
廠商: NXP SEMICONDUCTORS
元件分類: 消費家電
英文描述: RDS/RBDS pre-processor
中文描述: SPECIALTY CONSUMER CIRCUIT, PDIP20
封裝: 0.300 INCH, PLASTIC, DIP-20
文件頁數: 18/28頁
文件大小: 176K
代理商: SAA6588
1997 Sep 01
18
Philips Semiconductors
Product specification
RDS/RBDS pre-processor
SAA6588
t
dec(MRO)
G
v(MPTH)
decay time of the rectifier
rectifier voltage gain;
C6 = 100 nF; R4 = 470 k
V
LVIN(rms)
= 0.1 V;
f
LVIN
= 21 kHz
50
20
ms
dB
Z
o(MPTH)
V
o(MPTH)
output impedance at pin MPTH
output voltage swing at
pin MPTH
load impedance at pin MPTH
load capacitance at pin MPTH
150
0.5
200
250
3.5
V
Z
L(MPTH)
C
L(MPTH)
with respect to ground
with respect to ground
5
20
k
pF
Signal quality detector (pin MPX)
f
co
PBRR
α
sb
V
STEP2-3(rms)
cut-off frequency
pass-band ripple rejection
stop band attenuation
input voltage (RMS value) for
transition of signal quality
indication between step 2 and 3
(SQI = 0010 and 0011)
step size for signal quality input
gain
control range for signal quality
input gain
measuring time
85
30
90
85
95
1
kHz
dB
dB
mV
f = 40 kHz
sensitivity = 0 dB
(SQS = 01111; see Table 10);
f = 100 kHz
G
SQ
0.4
0.6
0.8
dB
CR
GSQ
15.6
18.6
21.6
dB
t
SQD
after acknowledgement of the
I
2
C-bus transceiver
850
μ
s
Pause detector (pins AFIN and PSWN)
Z
i(AFIN)
V
I(AFIN)
I
th(rms)
input impedance
DC input voltage
AC input current for threshold
(RMS value)
step size for pause threshold
control range for pause
threshold
input offset current
minimum time for pause
f = 10 kHz
unloaded
PL1 = 1; PL0 = 1
3.1
V
ref
4.4
10
6.2
V
μ
A
TH
pause(step)
TH
pause(R)
3
10
4
12
5
14
dB
dB
I
i(offset)
t
PON(min)
20.2
40.4
80.8
161.7
5
0.4
1.0
μ
A
ms
ms
ms
ms
ms
ms
PT1 = 0; PT0 = 0
PT1 = 0; PT0 = 1
PT1 = 1; PT0 = 0
PT1 = 1; PT0 = 1
t
POFF(min)
t
minimum time for no pause
time error (all values)
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
G
v(MPTH)
20 log
V
V
LVIN(rms)
-------------------------
=
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