SAA2520GP Philips, SAA2520GP Datasheet - Page 4

• Manufacturer Part Number: SAA2520GP
• Description: Stereo filter and codec for MPEG layer 1 audio applications
• Manufacturer: Philips

Philips Semiconductors
PINNING
August 1993
FS256
MUTEDAC
DEEMDAC
ATTDAC
V
URDA
SBDIR
SBDA
SBCL
SBWS
SBEF
SBMCLK
SYNCDAI
FDIR
FRESET
FSYNC
FDAF
FDAC
SCL
SWS
SDA
PWRDWN
DSC4
DSC3
DSC2
DSC1
DSC0
V
RESET
T1
T0
LTDATA
LTCLK
SS
DD
Stereo filter and codec for MPEG layer 1
audio applications
SYMBOL
PIN
10
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
11
1
2
3
4
5
6
7
8
9
(Filtered)-I
input with pull-down
DAC control/output expander
DAC control/output expander
DAC control/output expander
supply ground (0 V)
unreliable drive processing data; CMOS level
sub-band I
sub-band I
sub-band I
sub-band I
sub-band I
sub-band I
input with pull-down
DAI synchronization pulse
(Filtered)-I
reset signal for SAA2521
Filtered-I
Filtered-I
pull-down
Filtered-I
pull-down
I
I
I
power-down mode; CMOS level
test pin
test pin
test pin
test pin
test pin
positive supply voltage (+5 V)
system reset; CMOS level with pull-down and hysteresis
test pin; do not connect
test pin; do not connect
LT interface data; 4 mA, 3-state output + CMOS input with pull-down
LT interface bit clock; CMOS level
2
2
2
S bit clock; 4 mA, 3-state output + CMOS input with pull-down
S-word select; 4 mA, 3-state output + CMOS input with pull-down
S baseband data filter; 4 mA, 3-state output + CMOS input with pull-down
2
2
2
S sync signal for SAA2521
S sub-band filter data; 4 mA, 3-state output + CMOS input with
S sub-band codec data; 4 mA, 3-state output + CMOS input with
2
2
2
2
2
2
2
2
S clock; 256
S direction: (FDAC, FDAF, SDA);
S direction: (SWBS, SBCL, SBDA); CMOS level
S data; 4 mA, 3-state output + CMOS input with pull-down
S bit clock; 4 mA, 3-state output + CMOS input with pull-down
S word select; 4 mA, 3-state output + CMOS input with pull-down
S byte error flag; CMOS level
S clock, 6.144 MHz locked to FS256; 8 mA, 3-state output + CMOS
sample frequency. 12 mA 3-state output + CMOS
4
DESCRIPTION
Preliminary specification
SAA2520
TYPE
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
O
O
O
I
I
I
I
I
I