tc9447f TOSHIBA Semiconductor CORPORATION, tc9447f Datasheet - Page 4

• Manufacturer Part Number: tc9447f
• Description: Single-chip Audio Digital Signal Processor
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Pin Function
25~29
33~40
48~53 TP14~TP19
No.
Pin
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
30
31
32
41
42
43
44
45
46
47
54
55
56
57
1
2
3
4
5
6
7
8
9
TP5~TP12
TP0~TP4
GNDAL
GNDAR
GNDAC
GNDAS
Symbol
STEP0
STEP1
ECKO
GNDX
VDDR
GNDR
VDAR
AOCT
VDAC
VDAS
AOST
CKO0
CKO1
VDAL
TP13
ECKI
GND
GND
MCK
VRR
AOR
AOC
VRC
VRO
VRS
AOS
VDD
CKS
RST
AOL
VRL
V
VRI
FS
DD
I/O
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
Amp output pin for external clock input
Amp input pin for external clock input
Ground pin for oscillator circuit
Ground pin for DAC L channel
DAC analog signal output pin (L channel)
DAC reference voltage pin (L channel)
Power pin for DAC L channel
Power pin for DAC R channel
DAC reference voltage pin (R channel)
DAC analog signal output pin (R channel)
Ground pin for DAC R channel
Ground pin for DAC C channel
DAC analog signal output pin (C channel)
DAC analog signal output pin with attenuator (C channel)
DAC reference voltage pin (C channel)
Power pin for DAC C channel
Reference voltage pin for attenuator (buffer output)
Reference voltage pin for attenuator (buffer input)
Power pin for DAC S channel
DAC reference voltage pin (S channel)
DAC analog signal output pin with attenuator (S channel)
DAC analog signal output pin (S channel)
Ground pin for DAC S channel
Ground pin
Test pins (leave open)
Power pin
Power pin for DLRAM
Ground pin for DLRAM
Test pins (leave open)
Clock output pin (1 fs)
Clock output pin 0
Clock output pin 1
Ground pin
Test pin (leave open)
MCK clock output pin (256 fs/512 fs/ (384/768 fs) )
Power pin
Test pin (leave open)
Master clock switching pin
Execution step switching pin 0
Execution step switching pin 1
Reset pin
Function
4
Pulled-down resistor
(with on/off switching
function)
Push-pull output
Schmitt input
Schmitt input
Schmitt input
Schmitt input
Remarks
2002-02-05
TC9447F