saa2520 NXP Semiconductors, saa2520 Datasheet - Page 33

• Manufacturer Part Number: saa2520
• Description: Stereo Filter And Codec For Mpeg Layer 1 Audio Applications
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Notes
1. % deviation from nominal frequency must be the same for X24, X22, and FS256 inputs to within 0.2%
2. Minimum value for bit rate = 448 kB/s
August 1993
SBMCLK master mode (SBCL, SBWS and SBDA are output)
T
T
T
T
t
t
t
t
t
t
t
t
t
t
SBMCLK slave mode (SBCL, SBWS and SBDA are input)
T
t
t
t
t
t
t
cH
cH
cH
cH
cL
cL
cL
cL
D1
D2
cH
cL
S1
H1
S2
H2
SYMBOL
C
C
C
C
C
Stereo filter and codec for MPEG layer 1
audio applications
Typical value for bit rate = 384 kB/s
Maximum value for bit rate = 32 kB/s
SBCL cycle time
SBCL cycle time
SBCL cycle time
SBCL cycle time
SBCL HIGH time
SBCL HIGH time
SBCL HIGH time
SBCL HIGH time
SBCL LOW time
SBCL LOW time
SBCL LOW time
SBCL LOW time
SBWS, SBDA hold
SBWS, SBDA valid
SBCL cycle time
SBCL HIGH time
SBCL LOW time
SBWS, SBDA setup time
SBWS, SBDA hold time
delay before SBEF valid
SBEF hold time
PARAMETER
384 kB/s
256 kB/s
192 kB/s
128 kB/s
384 kB/s
256 kB/s
192 kB/s
128 kB/s
384 kB/s
256 kB/s
192 kB/s
128 kB/s
to SBCL LOW 20
after SBCL 0
note 2
before SBCL
HIGH
after SBCL
HIGH
after SBCL
HIGH
after SBCL
HIGH
CONDITIONS
33
4T
6T
8T
12T
4T
6T
8T
12T
6.86T
T + 30
T + 30
T + 30
30
2T
MIN.
20
20
20
20
20
20
30
20
20
8T
12T
16T
24T
8T
TYP.
Preliminary specification
20
96T
T
MAX.
30
SAA2520
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
UNIT