參數(shù)資料
型號: SAA7384
廠商: NXP Semiconductors N.V.
英文描述: Terrestrial digital sound decoder for conventional intercarrier PLL-IF systems
中文描述: 地面數(shù)字音頻解碼器為傳統(tǒng)載波鎖相環(huán)中頻系統(tǒng)
文件頁數(shù): 23/40頁
文件大?。?/td> 182K
代理商: SAA7384
1996 Oct 24
23
Philips Semiconductors
Preliminary specification
Terrestrial digital sound decoder for
conventional intercarrier PLL-IF systems
SAA7284
Digital input/output
SDA (I
2
C-
BUS LEVELS WITH SCHMITT TRIGGER
/
OPEN
-
DRAIN OUTPUT
)
V
IL
V
IH
V
hys
I
LI
C
i
V
OL
C
L
LOW level input voltage
HIGH level input voltage
hysteresis
input leakage current
input capacitance
LOW level output voltage
load capacitance
active pull-up
passive pull-up
0
3.0
0.05V
DD
10
0
1.5
V
DD
+10
10
0.4
V
V
V
μ
A
pF
V
I
OL
= +3 mA
400
200
pF
pF
MUTE (TTL/CMOS
COMPATIBLE INPUT LEVELS
/
OPEN
-
DRAIN OUTPUT WITH INTERNAL PULL
-
UP
)
V
IL
V
IH
C
i
V
OL
V
OH
C
i
LOW level input voltage
HIGH level input voltage
input capacitance
LOW level output voltage
HIGH level output voltage
load capacitance with active
pull-up
input impedance
0
2.0
0
2.4
0.8
V
DD
10
0.4
V
DD
50
V
V
pF
V
V
pF
I
OL
= +3 mA
I
OH
=
3 mA
Z
i
50
k
Digital outputs
PORT2, PCLK
AND
DATAOUT (
PUSH
-
PULL OUTPUT
)
V
OL
V
OH
C
L
DOBM (3-
STATE PUSH
-
PULL OUTPUT
)
LOW level output voltage
HIGH level output voltage
load capacitance
I
OL
= +2 mA
I
OH
=
2 mA
0
2.4
0.4
V
DD
50
V
V
pF
V
OL
V
OH
C
L
I
LI
ANALOG SECTION (measured at V
DD
= 5 V; T
amb
= 25
°
C)
LOW level output voltage
HIGH level output voltage
load capacitance
3-state leakage current
I
OL
= +2 mA
I
OH
=
2 mA
0
2.4
10
0.4
V
DD
50
+10
V
V
pF
μ
A
V
I
= 0 to V
DD
Demodulator analog references
V
RCF
OUTPUT
V
o
C
i
V
ROF
OUTPUT
V
o
C
i
output signal voltage
input capacitance
supply dependent
0.5V
DDF2
10
V
pF
output signal voltage
input capacitance
defined by V
RCF
0.5V
DDF2
10
V
pF
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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