參數(shù)資料
型號(hào): SAA2520GP
廠商: NXP SEMICONDUCTORS
元件分類: 消費(fèi)家電
英文描述: Stereo filter and codec for MPEG layer 1 audio applications
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP44
封裝: 14 X 14 X 2.20 MM, PLASTIC, QFP-44
文件頁數(shù): 19/36頁
文件大?。?/td> 151K
代理商: SAA2520GP
August 1993
19
Philips Semiconductors
Preliminary specification
Stereo filter and codec for MPEG layer 1
audio applications
SAA2520
Fig.16 Sub-band I
2
S interface timing (slave mode - SBCL, SBWS and SBDA are input).
MEA648 - 2
Tsc
tcL
tcH
SBDA
SBCL
SBWS
SBDA
th1
tsu1
tsu2
th2
SBEF
0
1
2
3
4
5
6
7
8
9
10
11
12
SBEF
SBCL
SBWS
Notes to Fig.16
T
C
t
CH
t
CL
t
S1
SBCL cycle time (see note 1)
SBCL HIGH time
SBCL LOW time
SBWS, SBDA input set-up
before SBCL HIGH
SBWS, SBDA input hold
after SBCL HIGH
SBCL HIGH to SBEF valid
SBEF hold after SBCL HIGH
Note 1:
Minimum at bit rate = 448 kB/s
Nominal at bit rate = 384 kB/s
Maximum at bit rate = 32 kB/s
6.86T to 96T ns (8T ns nominal)
T + 30 ns
T + 30 ns
T + 30 ns
t
H1
30 ns
T - 30 ns
2T- 30 ns
t
S2
t
H2
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