TDA9889 查看數據表（PDF） - Philips Electronics
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TDA9889 Datasheet PDF : 22 Pages
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Philips Semiconductors
DVB selective AGC amplifier
Product specification
TDA9888TS; TDA9889TS
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX.
Standard switch S0 and S1; pins S0 and S1; see Tables 1 or 2
Vi
input voltage
for LOW
for HIGH
Vfr(S0,S1)
Ri
free-running voltage at pin S0
or pin S1
input resistance
pin open-circuit;
Ifr(S0,S1) < 0.1 µA
Standard switch S2; pin S2; see Table 3
Vi
input voltage
for LOW
for MID
for HIGH
Vfr(S2)
Ri
free-running voltage at pin S2
input resistance
pin open-circuit;
Ifr(S2) < 0.1 µA
Reference input; pin REF; note 6
0
−
2
2.5
−
VP
−
3.5
−
−
37
−
0
−
0.8
1.3
−
2
2.5
−
VP
−
1.65
−
−
25
−
VI
Ri
Ci
Rxtal
Cx
fref
∆fref
Vref(p-p)
Ro(ref)
CK
DC input voltage
2.3
2.6
2.9
input resistance
1.5
2
2.5
input capacitance
−
2
−
resonance resistance of crystal operation as crystal oscillator −
−
200
pull-up/down capacitance
note 7
depends on crystal type
frequency of reference signal
−
4
−
tolerance of reference
frequency
note 8
−
−
±100 ×
10−6
amplitude of reference signal operation as input terminal 230
−
source (peak-to-peak value)
1 100
allowed output resistance of
external reference source
−
−
4.7
decoupling capacitance to
external reference source
operation as input terminal 22
100
−
UNIT
V
V
V
kΩ
V
V
V
V
kΩ
V
kΩ
pF
Ω
pF
MHz
mV
kΩ
pF
2004 Nov 02
11
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