tc9446f TOSHIBA Semiconductor CORPORATION, tc9446f Datasheet - Page 4

• Manufacturer Part Number: tc9446f
• Description: Audio Digital Processor For Decode Of Dolby Digital Ac-3 , Mpeg2 Audio -
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Pin Functions
No.
Pin
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
1
2
3
4
5
6
7
8
9
LRCKOA
LRCKOB
BCKOA
BCKOB
Symbol
LRCKA
LRCKB
MIACK
TEST0
TEST1
TEST2
TEST3
MIDIO
BCKA
SDO0
SDO1
SDO2
SDO3
BCKB
MIMD
MICK
MICS
MILP
RST
SDI0
SDI1
TXO
IRQ
V
V
V
FI0
FI1
FI2
FI3
RX
DD
SS
SS
I/O
I/O



O
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Reset signal input terminal (L: reset, H: normal operation)
Mode select input for MCU interface (L: serial, H: I
Chip select input for MCU interface
Latch pulse input for MCU interface
Data input and output for MCU interface
Clock input for MCU interface
Acknowledge output for MCU interface
Flag input 0
Flag input 1
Flag input 2
Flag input 3
Interruption input
Digital ground
LR clock input-A for audio interface
Bit clock input-A for audio interface
Data output-0 for audio interface
Data output-1 for audio interface
Data output-2 for audio interface
Data output-3 for audio interface
LR clock input-B for audio interface
Bit clock input-B for audio interface
Data input-0 for audio interface
Data input-1 for audio interface
Digital power supply
LR clock output-A for audio interface
Bit clock output-A for audio interface
Test input-0 (L: test, H: normal operation)
Test input-1 (L: test, H: normal operation)
LR clock output-B for audio interface
Bit clock output-B for audio interface
SPDIF output
Test input-2 (L: test, H: normal operation)
Test input-3 (L: test, H: normal operation)
SPDIF input
Digital ground
Description of Pin Functions
4
2
C bus)
Pull-up resistor,
Schmitt input
Pull-down resistor,
Schmitt input
Schmitt input/
Open-drain output
Pull-up resistor,
Schmitt input
Pull-up resistor,
Schmitt input
Pull-up resistor,
Schmitt input
Pull-up resistor,
Schmitt input
Pull-down resistor,
Schmitt input
Schmitt input
Schmitt input
Schmitt input
Schmitt input
Pull-up resistor,
Schmitt input
Pull-up resistor,
Schmitt input
Pull-up resistor,
Schmitt input
Pull-up resistor,
Schmitt input
Schmitt input
Schmitt input
Schmitt input
Schmitt input
Schmitt input
Schmitt input
Remarks
2002-04-18
TC9446F