tc9444f TOSHIBA Semiconductor CORPORATION, tc9444f Datasheet - Page 4

• Manufacturer Part Number: tc9444f
• Description: Single-chip Karaoke Ic Ii
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Pin No.
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
Pin Name
RESET
GNDD2
LRCKI
IFSEL
TEST
EXTC
EXT7
EXT8
EXT9
EXTA
EXTB
BCKI
V
EMP
SDA
SCL
CS
DD2
I (U)
I (U)
I/O
¾
¾
O
O
O
O
O
O
O
I
I
I
I
I
I
Bit clock input
Channel clock input
Digital power supply 2
Reset (“L” = reset)
Microcontroller interface selection
(“H” = three-lead mode, “L” = I
Three-lead mode: Command send start signal
I
Microcontroller interface serial clock
Microcontroller interface serial data
De-emphasis setting (“H” = ON)
Test mode setting (“H” = fixed)
Digital ground 2
Extended output port 7
Extended output port 8
Extended output port 9
Extended output port A
Extended output port B
Extended output port C
2
C: chip select
4
Function
2
C mode)
Schmitt input
Schmitt input
With pull-up resistor
Schmitt input
Schmitt input
Schmitt input
Schmitt input
Schmitt input
Schmitt input
With pull-up resistor
Schmitt input
Remarks
2002-01-11
TC9444F