TC94A04AFG Toshiba Semiconductor, TC94A04AFG Datasheet - Page 4

• Manufacturer Part Number: TC94A04AFG
• Description: 1 CHIP AUDIO DIGITAL PROCESSOR
• Manufacturer: Toshiba Semiconductor

Pin Functions
Note 2: 28 to 33 pin (TC94A04AFG): Input level changes TTL/CMOS level by the command (42h: VS). Output is
Note 3: In case of TC94A04AFDG, these are NC pins as below. Normally open, otherwise it connects to V
TC94A
04AFG
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
2
3
4
5
6
7
8
9
Pin No.
fixed to CMOS level.
In case of TC94A04AFDG, pin number are 39 to 41 pins and 43 to 46 pins.
GND. 6, 10, 12, 16, 19, 22, 29, 31, 34, 36, 42, 44, 47, 51, 56, 62 to 64, 73, 77 pins.
04AFDG
TC94A
(Note 3)
11
13
14
15
17
18
20
21
23
24
25
26
27
28
30
32
33
35
37
38
39
40
41
43
2
3
4
5
7
8
9
GNDA1
GNDA2
GNDA3
GNDA4
EBCI/O
Symbol
ELRI/O
GNDR
GNDX
V
V
SYNC
VRO1
VRO2
AOT1
AOT2
AOT3
AOT4
V
DIN2
AO1
AO2
AO3
AO4
V
VRI
AI1
DA12
AI2
AI3
DA34
AI4
XO
DDR
XI
DX
I/O
I/O
I/O
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
O
O
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
Power pin for oscillator circuit
Crystal oscillator connecting or clock input pin
Crystal oscillator connecting pin
Ground pin for crystal oscillator circuit.
Analog ground pin for DAC-Lch
DAC-Lch attenuator input pin
DAC-Lch signal output terminal
DAC-Lch attenuator output pin
Analog power pin for DAC-L/Rch
DAC-Rch attenuator output pin
DAC-Rch signal output pin
DAC-Rch attenuator input pin
Analog ground terminal for DAC-Rch
Reference voltage output pin-1 for DAC
Reference voltage pin for DAC
Reference voltage output pin-2 for DAC
Analog ground pin for DAC-Cch
DAC-Cch attenuator input pin
DAC-Cch signal input pin
DAC-Cch attenuator output pin
Analog power pin for DAC-C/Sch
DAC-Sch signal output pin
DAC-Sch signal output pin
DAC-Sch attenuator input pin
Analog ground pin for DAC-Sch
Power pin for delay RAM
Ground pin for delay RAM
Program SYNC signal input pin
LR clock input/output pin for serial data (DIN/DOUT)
Bit clock input/output pin for serial data (DIN/DOUT)
Serial data input pin 2
4
Function
TC94A04AFG/AFDG
Schmitt input,
TTL/CMOS
Schmitt input,
TTL/CMOS
Schmitt input,
TTL/CMOS
Schmitt input,
TTL/CMOS
2005-09-28
Remarks
DD
(Note 2)
(Note 2)
(Note 2)
(Note 2)
or