參數(shù)資料
型號: SAA2520
廠商: NXP Semiconductors N.V.
元件分類: Codec
英文描述: Stereo filter and codec for MPEG layer 1 audio applications
中文描述: 過濾器和立體聲的MPEG編解碼器1層音頻應用
文件頁數(shù): 30/36頁
文件大?。?/td> 151K
代理商: SAA2520
August 1993
30
Philips Semiconductors
Preliminary specification
Stereo filter and codec for MPEG layer 1
audio applications
SAA2520
Note
1.
For load impedances representative of the application.
Input RESET
V
tlh
V
thl
V
hys
+I
I
positive-going threshold
negative-going threshold
hystersis
input current
0.2V
DD
40
1.5
0.8V
DD
250
V
V
V
μ
A
(V
tlh
- V
thl
)
V
i
= V
DD
;
T
amb
= 25
°
C
Outputs MUTEDAC, DEEMDAC, ATTDAC, SYNCDAI, FDIR, FRESET, FSYNC, CLK22
V
OH
V
OL
HIGH level output voltage
LOW level output voltage
+I
o
= 2 mA
I
o
= 2 mA
V
DD
0.5
0.4
V
V
Outputs CLK24
V
OH
V
OL
HIGH level output voltage
LOW level output voltage
+I
o
= 8 mA
I
o
= 8 mA
V
DD
0.5
0.4
V
V
Inputs/outputs SBDA, SBCL, SBWS, FDAF, FDAC, SCL, SWS, SDA, LTDATA
V
OH
V
OL
HIGH level output voltage
LOW level output voltage
+I
o
= 2 mA
I
o
= 2 mA
V
DD
0.5
0.4
V
V
Outputs SBDA, SBCL, SBWS, FDAF, FDAC, SCL, SWS, SDA, LTDATA in 3-state
V
IH
V
IL
I
I
HIGH level input voltage
LOW level input voltage
input current
0.7V
DD
40
0.3V
DD
250
V
V
μ
A
V
i
= V
DD
;
T
amb
= 25
°
C
Input/output SBMCLK
V
OH
V
OL
HIGH level output voltage
LOW level output voltage
+I
o
= 8 mA
I
o
= 8 mA
V
DD
0.5
0.4
V
V
Output SBMCLK in 3-state
V
IH
V
IL
I
I
HIGH level input voltage
LOW level input voltage
input current
0.7V
DD
40
0.3V
DD
250
V
V
μ
A
V
i
= V
DD
;
T
amb
= 25
°
C
Input/output FS256
V
OH
V
OL
HIGH level output voltage
LOW level output voltage
+I
o
= 12 mA
I
o
= 12 mA
V
DD
0.5
0.4
V
V
Output FS256 in 3-state
V
IH
V
IL
I
I
HIGH level input voltage
LOW level input voltage
input current
0.7V
DD
40
0.3V
DD
250
V
V
μ
A
V
i
= V
DD
;
T
amb
= 25
°
C
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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