TC94A04AFG Datasheet, PDF (2/42 Pages) Toshiba Semiconductor – 1 chip Audio Digital Processor

Block Diagram/Pin Connection
TC94A04AFG
TC94A04AFG/AFDG
45 44 43 42 41 40 39 38 37 36 35 34 33 32 31
LIN4
46
LIN3
47
19 kΩ
C1
19 kΩ
C1 Lch input
C2 ^{Mute SW}
LIN2 _{19 kΩ}
48
LIN1 _{19 kΩ}
49
C2
C3
C3
C4
20 kΩ
500 Ω
RIN4
50
C4
VRAL
RIN3
51
RIN2
52
Rch input
Same as Lch input circuit
500 Ω
RIN1
53
GNDAL
54
OUTL
55
27 kΩ
VRAL
56
V_DALR
57
VRAR
58
OUTR
59
Σ∆
ADC
VRAL Lch circuit
27 kΩ
Same as
Lch circuit
GNDAR
60
Oscillator circuit
MCU Interface
DSP
(I/O Interface)
Σ∆
DAC
Ch1 DAC circuit
20 kΩ
Audio serial interface
Delay RAM
Ch4 DAC circuit
Same as Ch1
DAC circuit
Ch2 DAC Circuit
Ch3 DAC circuit
Same as Ch1
DAC circuit
Same as Ch1 DAC circuit
EBCI/O
30
ELRI/O
29
SYNC
28
GNDR
27
V_DDR
26
GNDA4
25
AI4
24
AO4 ^BP
23
AOT4
22
V_DA34
21
AOT3
20
AO3
19
AI3
BP
18
GNDA3
17
VRO2
16
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15
BP
BP
2
2005-09-28