60
CS4271
2.5 V to 5 V
Left and
Right Mute
Controls
ΔΣ
Modulator
ΔΣ
Modulator
Low-Latency
Anti-Alias Filter
External
Mute Control
Register / Hardware
Configuration
Internal Voltage
Reference
Internal
Oscillator
Volume
Control
Mi
x
e
r
Selectable
Interpolation
Filter
Selectable
Interpolation
Filter
Reset
Left
Differential
Output
Right
Differential
Output
Switched Capacitor
DAC and Filter
Multibit
Oversampling
ADC
Multibit
Oversampling
ADC
Low-Latency
Anti-Alias Filter
High Pass Filter &
DC Offset Cal bration
High Pass Filter &
DC Offset Cal bration
PCM
S
eri
al
In
te
rf
ac
e
/
Loo
pba
c
k
Left Input
Right Input
Volume
Control
Le
vel
T
ra
n
sl
at
or
Lev
e
l Tra
ns
lat
or
Serial
Audio
Input
Serial
Audio
Output
3.3 V to 5 V
5 V
Hardware or
I
2
C/SPI
Control Data
Switched Capacitor
DAC and Filter
C
E
T
U
M
B
O
T
X
-
B
T
U
O
A
I
T
X
+
B
T
U
O
A
K
L
C
M
+
A
T
U
O
A
K
C
R
L
-
A
T
U
O
A
K
L
C
S
C
E
T
U
M
A
T
U
O
D
S
+
T
L
I
F
N
I
D
S
D
N
G
A
D
N
G
D
A
V
D
V
3
Q
V
L
V
B
N
I
A
K
L
C
C
/
L
C
S
A
N
I
A
N
I
D
C
/
A
D
S
AD0/CS
VQ2
RST
VQ1
1
2
3
4
5
6
7
1
2
8
22
23
24
25
26
27
28
9
10
11
7
1
2
1
18
19
20
13
5
1
4
1
16
28-Pin TSSOP
PIN DESCRIPTION
Summary of Contents for PMD580
Page 36: ...57 58 ...
Page 40: ...62 EP9315 PIN BGA PINOUT ...
Page 51: ...73 uPD4721 EC11B15242AE ...
Page 52: ...74 NJU3716A BLOCK DIAGRAM SHIFT REGISTER LATCH CIRCUIT CONTROL CIRCUIT ...
