TC9444F Datasheet, PDF (3/28 Pages) Toshiba Semiconductor – Single-Chip karaoke IC II

Pin Descriptions
Pin No.
1
2
3
4
5
6
7
8
9
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
36
37
38
39
40
41
42
43
Pin Name
EXTO
EXTE
EXTF
GNDL
V_DL
V_DA1
LPFO1
MICI
VRA1
AIL
LPFO2
VRA2
LPFO3
AIR
GNDA1
GNDAL
AOL
VRL
V_DA2
VRR
AOR
GNDAR
DZ
V_DX
XO
XI
GNDX
GNDD1
EXT0
EXT1
EXT2
EXT3
EXT4
EXT5
EXT6
CKS
MCKS
MCKO
V_DD1
SDO
BCKO
LRCKO
SDI
I/O
Function
O Extended output port D
O Extended output port E
O Extended output port F
¾ DRAM ground
¾ DRAM power supply
¾ ADC power supply
O Op-amp output for microphone input
I Op-amp input for microphone input
¾ ADC reference voltage 1
I Op-amp input for line L-channel
O Op-amp output for line L-channel
¾ ADC reference voltage 2
O Op-amp output for line R-channel
I Op-amp input for line R-channel
¾ ADC ground
¾ DAC L-channel ground
O DAC L-channel output
¾ DAC reference voltage
¾ DAC power supply
¾ DAC reference voltage
O DAC R-channel output
¾ DAC R-channel ground
O Digital zero input detection (“H” = zero detection)
¾ Oscillator block power supply
O Oscillator connection
I Oscillator connection or clock input
¾ Oscillator block ground
¾ Digital ground 1
O Extended output port 0
O Extended output port 1
O Extended output port 2
O Extended output port 3
O Extended output port 4
O Extended output port 5
O Extended output port 6
I System clock selection (“H” = 512 fs, “L” = 384 fs)
I MCKO output clock selection (“H” = 1/1, “L” = 1/2 divider)
O System clock output
¾ Digital power supply 1
O Digital audio data output
O Bit clock output
O Channel clock output
I Digital audio data input
3
TC9444F
Remarks
Schmitt input
Schmitt input
Schmitt input
2002-01-11