Nexo NXAMP4X1 Service Manual

NXAMP4x1
28
Switched Capasito
DAC and Filterr
Selectable
Interpolation
Filter
∆∑ Modulator
Left
Differential
Output
Left
Differential
Input
Left and
Right Mute
Controls
5V
Selectable
Interpolation
Filter
Volume
Control
Mixer
LOW-Latency
Anti-Alias Filter
High Pass Filter and
DC Offset Calibration
∆∑ Modulator
Level Translator Level Translator
PCM Serial Interface/Loopback
3.3V to 5V2.5V to 5V
Hardware or
I2C/SPI
Control Data
Serial
Audio
Output
Serial
Audio
Intput
Reset
External
Mute Control
Internal
Oscilator
Internal Voltage
Reference
Registor/Hardware
Configuration
Volume
Control
Switched Capasito
DAC and Filterr
Multibit
Oversampling
ADC
Right
Differential
Output
Right
Differential
Input
LOW-Latency
Anti-Alias Filter
High Pass Filter and
DC Offset Calibration
Multibit
Oversampling
ADC
1
LO
2
3
4
5
6
7
COM
VCC
VS
VB
HO
9
10
11
12
13
14
VSS
LIN
SD
HIN
VDD
8
V DD /V CC
LEVEL
SHIFT
PULSE
GEN
PULSE
GEN
V DD
V SS
HIN
SD
LIN
10
9
11
12
13
R
S
Q
R
S
Q
V DD /V CC
LEVEL
SHIFT
HV
LEVEL
SHIFT
UV
DETECT
UV
DETECT
DELAY
PULSE
FILTER
R
R
S
Q
6
7
5
3
1
2
COM
LO
V
CC
V S
V B
HO
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
EN
C1+
V+
C1–
C2+
C2–
V–
RIN
FORCEOFF
V
CC
GND
DOUT
FORCEON
DIN
INVALID
ROUT
DIN
DOUT
Auto-powerdown
INVALID
RIN
FORCEOFF
FORCEON
ROUT
EN
11
16
12
9 8
10
13
1
5
2
SHI
Interface
212
Triple
Timer
ESAI
Interface
12
ESAI_1
Interface
Peripheral
Expansion Area
24-Bit
DSP56300
Core
DDB
YAB
XAB
PAB
DAB
YDB
XDB
PDB
GDB
Power
Mngmnt.
11
Memory Expansion Area
GPIO
DAX
PIO_EB
PM_EB XM_EB YM_EB
Bootstrap
ROM
Internal
Data
Bus
Switch
Program
Interruput
Controller
Clock
Gen-
erator
EXTAL
RESET
PINIT/NMI
MODA/IRQA
MODB/IRQB
MODC/IRQC
MODD/IRQD
Address
Generation
Unit
Six Channel
DAM Unit
PLL
EFCOP
Program
RAM
4K x 24
ROM
64K x 24
X Data
RAM
36K x 24
ROM
32K x 24
Y Data
RAM
48K x 24
ROM
32K x 24
4
Program
Decode
Controller
Program
Address
Controller
Data ALU
24 x 24+56 56-bit MAC
Two 56-bit Accumulators
56-it barrel Shifter
JTAG
OnCE
TM
CURRENT
GENERATOR
THERMAL
PROTECTION
VOLTAGE
GENERATOR
V
IN
V
OUT
GND
THERMAL
COMPENSATION
• CS4272-CZZR (X8487A0)
CODEC
CONTROL: IC012, 013
• IR2110 (X2382A02)
Driver
PSANL: IC302, 303
• LD1117STR (X8495A0)
Regulator
CONTROL: IC024
• MAX3221CPWR (X2757A0)
RS-232C Driver
CONTROL: IC041
• DSPB56371AF180 (X8489A0)
DSP
CONTROL: IC022, 023

Nexo NXAMP4X1 Specifications

General

Brand	Nexo
Model	NXAMP4X1
Category	Controller
Language	English