SHARC+ Dual-Core
DSP with ARM Cortex-A5
ADSP-SC570/SC571/SC572/SC573/ADSP-21571/21573
17 mm × 17 mm 400-ball CSP_BGA and 176-lead LQFP_EP,
RoHS compliant
SYSTEM FEATURES
Dual-enhanced SHARC+ high performance floating-point
cores
Low system power across automotive temperature range
MEMORY
Up to 500 MHz per SHARC+ core
Up to 3 Mb (384 kB) L1 SRAM memory per core with parity
(optional ability to configure as cache)
32-bit, 40-bit, and 64-bit floating-point support
32-bit fixed point
Large on-chip L2 SRAM with ECC protection, up to 1 MB
One L3 interface optimized for low system power, providing
16-bit interface to DDR3 (supporting 1.5 V capable DDR3L
devices), DDR2, or LPDDR1 SDRAM devices
Byte, short word, word, long word addressed
ARM Cortex-A5 core
500 MHz/800 DMIPS with NEON/VFPv4-D16/Jazelle
32 kB L1 instruction cache with parity/32 kB L1 data cache
with parity
256 kB L2 cache with parity
Powerful DMA system
On-chip memory protection
Integrated safety features
ADDITIONAL FEATURES
Security and Protection
Cryptographic hardware accelerators
Fast secure boot with IP protection
Support for ARM TrustZone
Accelerators
FIR, IIR offload engines
Qualified for automotive applications
CORE 0
CORE 1
CORE 2
PERIPHERALS
SYSTEM CONTROL
SIGNAL ROUTING UNIT (SRU)
2× PRECISION CLOCK
SECURITY AND PROTECTION
SYSTEM PROTECTION (SPU)
S
S
GENERATORS
1x DAI
1x PIN
20
SYSTEM MEMORY
PROTECTION UNIT (SMPU)
ASRC
FULL SPORT
0-3
4× PAIRS
BUFFER
L1 CACHE (PARITY)
32 kB L1 I-CACHE
32 kB L1 D-CACHE
FAULT MANAGEMENT
1× S/PDIF Rx/Tx
3× I2C
L1 SRAM (PARITY)
L1 SRAM (PARITY)
®
®
ARM TrustZone SECURITY
3 Mb (384 kB)
SRAM/CACHE
3 Mb (384 kB)
SRAM/CACHE
DUAL CRC
L2 CACHE
256 kB (PARITY)
6
2× LINK PORTS
2× SPI + 1× QUAD SPI
3× UARTs
WATCHDOGS
OTP MEMORY
THERMAL MONITOR UNIT (TMU)
1× EPPI
PROGRAM FLOW
SYSTEM CROSSBAR AND DMA SUBSYSTEM
8× TIMERS + 1× COUNTER
G
P
I
SYS EVENT CORE 0 (GIC)
ADC CONTROL MODULE
(ACM)
SYS EVENT CORES 1-2 (SEC)
TRIGGER ROUTING (TRU)
92–64
O
2× CAN2.0
SD/SDIO/eMMC
L3 MEMORY
INTERFACE
SYSTEM
L2 MEMORY
SYSTEM
ACCELERATION
DSP FUNCTIONS
(FIR, IIR)
CLOCK, RESET, AND POWER
CLOCK GENERATION (CGU)
MLB 3-PIN
1× EMAC
DDR3
DDR2
LPDDR1
SRAM
(ECC)
8 Mb (1 MB)
CLOCK DISTRIBUTION
UNIT (CDU)
®
8x SHARC FLAGS
7
ENCRYPTION/DECRYPTION
RESET CONTROL (RCU)
1 USB 2.0 HS
MLB 6-PIN
POWER MANAGEMENT (DPM)
16
6
DATA
HADC (8 CHAN, 12-BIT)
DEBUG UNIT
8–4
TM
®
ARM CoreSight
WATCHPOINTS (SWU)
Figure 1. Processor Block Diagram
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