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| TC94A48FG Datasheet, PDF (3/36 Pages) Toshiba Semiconductor – Single-chip Audio Digital Signal Processor | |||
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Pin Function
Pin
Symbol
No.
1
XO
2
VDDX
3
VDD1
4
DAO1
5
GND12
6
DAO2
7
VDD23
8
DAO3
9
GND3
10
VRI
11
GND4
12
DAO4
13
VDD45
14
DAO5
15
GND56
16
DAO6
17
VDD6
18
VDD
19
GND
20
SDI3
21
SDI2
22
SDI1
23
SDI0
24
LRCKI1
25
LRCKI0
26
BCKI1
27
BCKI0
28
SDO3
29
SDO2
30
SDO1
31
SDO0
32
LRCKO
33
BCKO
I/O
Function
O Crystal oscillator connecting or clock output pin
ï¼ Power pin for oscillator circuit
ï¼ Analog power pin for DAC1
O DAC1 signal output pin
ï¼ Analog ground pin for DAC1/2
O DAC2 signal output pin
ï¼ Analog power pin for DAC2/3
O DAC3 signal output pin
ï¼ Analog power pin for DAC3
I Reference voltage pin for DAC
ï¼ Analog ground pin for DAC4
O DAC4 signal output pin
ï¼ Analog power pin for DAC4/5
O DAC5 signal output pin
ï¼ Analog ground pin for DAC5/6
O DAC6 signal output pin
ï¼ Analog power pin for DAC6
ï¼ Digital power pin
ï¼ Digital ground pin
Audio serial data input pin 3
I
It connects to GND or VDD pins when if it is unused this pin.
Audio serial data input pin 2
I
It connects to GND or VDD pins when if it is unused this pin.
Audio serial data input pin 1
I
It connects to GND or VDD pins when if it is unused this pin.
Audio serial data input pin 0
I
It connects to GND or VDD pins when if it is unused this pin.
LR clock input pin 1
I
It connects to GND or VDD pins when if it is unused this pin.
LR clock input pin 0
I
It connects to GND or VDD pins when if it is unused this pin.
Bit clock input pin 1
I
It connects to GND or VDD pins when if it is unused this pin.
Bit clock input pin 0
I
It connects to GND or VDD pins when if it is unused this pin.
Audio serial data output pin 3
O
It leaves to open when if it is unused.
Audio serial data output pin 2
O
It leaves to open when if it is unused.
Audio serial data output pin 1
O
It leaves to open when if it is unused.
Audio serial data output pin 0
O
It leaves to open when if it is unused.
LR clock output pin
O
It leaves to open when if it is unused.
Bit clock output pin
O
It leaves to open when if it is unused.
3
TC94A48FG
Remarks
Schmitt input
5V tolerant
Schmitt input
5V tolerant
Schmitt input
5V tolerant
Schmitt input
5V tolerant
Schmitt input
5V tolerant
Schmitt input
5V tolerant
Schmitt input
5V tolerant
Schmitt input
5V tolerant
Push-pull output
Push-pull output
Push-pull output
Push-pull output
Push-pull output
Push-pull output
2005-09-28
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