d2-45057 Intersil Corporation, d2-45057 Datasheet - Page 16

• Manufacturer Part Number: d2-45057
• Description: Intelligent Digital Amplifier Pwm Controller And Audio Processor
• Manufacturer: Intersil Corporation

nERROR/CFG0 (24)
TEMPREF/SCK (13)
PSSYNC/CFG1 (25)
TEMP1/MOSI (16)
VOL1/MISO (15)
VOL0/nSS (65)
PROTECT0 (26)
PROTECT1 (27)
PROTECT2 (28)
nRSTOUT (68)
SPDIFRX (17)
SPDIFTX (18)
nRESET (1)
IRQA (20)
IRQB (21)
TEST (19)
SDIN (6)
LRCK (7)
MCLK (8)
SCLK (5)
SDA (3)
SCL (4)
(I
INTERFACE PORT
CONFIGURATION,
INITIALIZATION
DIGITAL AUDIO
SPI INTERFACE,
(I
SERIAL AUDIO
2
TRANSMITTER
C-COMPATIBLE)
PROTECTION
2
SYSTEM I/O
SYSTEM I/O
RECEIVER)
RECEIVER,
S DATA TYPE
CONTROL,
2-WIRE
INPUTS
S/PDIF
FIRMWARE
(ROM)
TIMERS,
SAMPLE RATE
CONVERTERS
I/O
FIGURE 12. D2-45057, D2-45157 FUNCTIONAL BLOCK DIAGRAM
PLL
AUDIO PROCESSING ALGORITHMS
24-BIT FIXED-POINT DIGITAL SIGNAL
CONFIGURATION BLOCKS DEFINED BY
D2AUDIO SOUNDSUITE™
SRS WOW/HD
(PART-NUMBER DEPENDENT)
COMPRESSOR/LIMITERS
(SIGNAL PROCESSING AND
INPUT SELECTION
ENHANCEMENT
WITH 56-BIT MAC
ROM FIRMWARE)
MIXERS
PROCESSOR
DEVICE
®
2
2
POWER SUPPLY
2
HIGH/LOW-PASS CROSS-
COMPRESSOR/LIMITERS
CHANNEL ATTENUATORS
VOLUME CONTROLS
TONE CONTROLS
SPEAKER EQS
2
5-BAND EQS
3-BAND EQS
LOUDNESS
ROUTERS
OVERS
AMPLIFIER CONFIGURATION & CONTROL
5 CHANNEL PULSE WIDTH
D2-45057, D2-45157
LINEAR INTERPOLATOR
MODULATOR ENGINE
PWM OUTPUT DRIVE
PWM CORRECTION
NOISE SHAPER
QUANTIZER
DAE-4P™
OUTPUT STAGE A
OUTPUT STAGE B
OUTPUT STAGE C
OUTPUT STAGE D
LINE PWM OUTPUTS
HSBSA (50)
HVDDA (53)
OUTA (51)
HGNDA (52)
nERROR0 (29)
HSBSB (49)
HVDDB (46)
OUTB (48)
HGNDB (47)
nERROR1 (30)
HSBSC (37)
HVDDC (40)
OUTC (38)
HGNDC (39)
nERROR2 (31)
HSBSD (36)
HVDDD (33)
OUTD (35)
HGNDD (34)
nERROR3 (32)
LINEL (56)
LINER (55)
SUBOUT (41)