SAA2505H Datasheet, PDF (5/28 Pages) NXP Semiconductors – Digital multi-channel audio IC DUET

Philips Semiconductors
Digital multi-channel audio IC (DUET)
Preliminary specification
SAA2505H
PINNING
SYMBOL
PIN
DRIVE/
LOAD⁽¹⁾
TYPE
DESCRIPTION
STANDALONE 1
A
I select stand-alone mode input
EFO1
2
F
O output flag FO1; from DSP2
EFO2
3
F
O output flag FO2; from DSP2
EFO3
4
F
O output flag FO3; from DSP2
EFO4
5
F
O output flag FO4; from DSP1
EFO5
6
F
O output flag FO5; from DSP1
EFO6
7
F
O output flag FO6; from DSP1
V_SSDI
V_DDDI
EFI1
8
−
S digital ground for internal logic and memories; note 2
9
−
S digital supply voltage for internal logic and memories (+3.3 V); note 3
10
A
I input flag FI1; to DSP2
EFI2
11
A
I input flag FI2; to DSP1
EFI3
12
A
I input flag FI3; to DSP1
V_DDDE
WSO
13
−
S digital supply voltage for I/O cells (+3.3 V); note 4
14
G
I/O word select input/output for ports 0 to 2; also used for output port 3
when not in quad mode (I²S-bus)
SCK
15
G
I/O serial clock input/output for ports 0 to 2; also used for output port 3
when not in quad mode (I²S-bus)
V_SSDE
SDO0
SDO1
16
−
S digital ground for I/O cells; note 5
17
F
O serial data output for port 0 (I²S-bus)
18
F
O serial data output for port 1 (I²S-bus)
V_DDDE
V_SSDI
V_DDDI
V_SSDI
V_DDDI
V_DDDI
V_SSDI
V_DDDE
SDO2
SDO3
V_SSDE
WSO3
SCKO3
V_DDDE
SDB
19
−
S digital supply voltage for I/O cells (+3.3 V); note 4
20
−
S digital ground for internal logic and memories; note 2
21
−
S digital supply voltage for internal logic and memories (+3.3 V); note 3
22
−
S digital ground for internal logic and memories; note 2
23
−
S digital supply voltage for internal logic and memories (+3.3 V); note 3
24
−
S digital supply voltage for internal logic and memories (+3.3 V); note 3
25
−
S digital ground for internal logic and memories; note 2
26
−
S digital supply voltage for I/O cells (+3.3 V); note 4
27
F
O serial data output for port 2 (I²S-bus)
28
F
O serial data output for port 3 (I²S-bus)
29
−
S digital ground for I/O cells; note 5
30
F
O word select output for port 3; used in quad mode (I²S-bus)
31
F
O serial clock output for port 3; used in quad mode (I²S-bus)
32
−
S digital supply voltage for I/O cells (+3.3 V); note 4
33
F
O serial data begin output for port 3; used in quad mode (I²S-bus)
SPDIF
V_SSDE
V_SSDI
V_DDDI
34
F
O SPDIF output
35
−
S digital ground for I/O cells; note 5
36
−
S digital ground for internal logic and memories; note 2
37
−
S digital supply voltage for internal logic and memories (+3.3 V); note 3
1998 Mar 10
5