參數(shù)資料
型號(hào): SAA7284GP
廠商: NXP SEMICONDUCTORS
元件分類: 消費(fèi)家電
英文描述: Terrestrial digital sound decoder for conventional intercarrier PLL-IF systems
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP64
封裝: 14 X 20 MM, 2.80 MM HEIGHT, PLASTIC, SOT-319-2, QFP-64
文件頁(yè)數(shù): 26/40頁(yè)
文件大小: 182K
代理商: SAA7284GP
1996 Oct 24
26
Philips Semiconductors
Preliminary specification
Terrestrial digital sound decoder for
conventional intercarrier PLL-IF systems
SAA7284
Clock recovery loop and crystal oscillator
XTAL
C
i
V
bias
OSC
input capacitance
DC bias voltage
3.63
10
pF
V
V
osc(p-p)
oscillator voltage amplitude
(peak to peak value)
DC bias voltage
small signal voltage gain
output capacitance
1.4
V
V
bias
G
v
C
o
2.33
1.0
10
V
V/V
pF
CRYSTAL SPECIFICATION
(
FUNDAMENTAL MODE
)
f
i
C
L
C1
C0
S
crystal input frequency
load capacitance
series capacitance
parallel capacitance
pulling sensitivity
21
26.25
8.192
15
5
MHz
pF
fF
pF
10
6
/pF
determined by C
L
,
C1 and C0
R
r
R
DLD
resonance resistance
resonance resistance; drive level
dependency
ageing
temperature range
adjustment tolerance
drift
40
120
X
a
T
range
X
j
X
d
20
+25
±
5
+70
±
30
±
30
10
6
/year
°
C
10
6
10
6
across T
range
CLOCK RECOVERY LOOP CURRENT SOURCE
(CLKLPF)
3-state leakage current at
π
2
phase shift
gm
phase comparator
transconductance
I
LI
0.5
V
CLKLPF
V
DD
0.5; note 5
0.5
V
CLKLPF
V
DD
0.5; note 5
5
0
+5
μ
A
57
63.5
70
μ
A/rad
Analog references
V
RCA
OUTPUT
V
O
C
i
V
ROA
OUTPUT
V
O
C
i
output signal voltage
input capacitance
supply dependent
0.5V
DDA
10
V
pF
output signal voltage
input capacitance
defined by V
RCA
0.5V
DDA
10
V
pF
Digital filter
f
s
PR
SBA
output sample frequency
pass band ripple
stop band attenuation
30
128
±
0.01
kHz
dB
dB
at 0 Hz to 15 kHz
at f
17 kHz
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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