Analog Devices SHARC Processors 82-003536-01 - Manual (Page 25)

Getting Started With SHARC Processors 1-11
Introduction to SHARC Processors
Table 1-3. ADSP-2146x SHARC Processor Specifications
ADSP-21462 ADSP-21465 ADSP-21467 ADSP-21469
Frequency (MHz) 400 400 450 450
On-Chip RAM 5M bit 5M bit 5M bit 5M bit
On-Chip ROM 0M bit 4M bit 4M bit 0M bit
SRC –128dB –128dB –128dB –128dB
PWM 1 1 1 1
UART 1 1 1 1
SPI 2 2 2 2
SPDIF 1 1 1 1
TWI 1 1 1 1
Timer 2 2 2 2
SPORT 8 8 8 8
SRU 1 1 1 1
DTCP 1 1 0 0
PCG 4 4 4 4
Temp. Grade at
450 MHz — — 0°C to +70°C 0°C to +70°C
Temp. Grade at
400 MHz –40°C to +85°C –40°C to +85°C –40°C to +85°C –40°C to +85°C
Execution from Ext.
Memory? Yes Yes Yes Yes
MLB
(Media Local Bus) Yes Yes No No
FIR Accelerators Yes Yes Yes Yes
IIR Accelerators Yes Yes Yes Yes
FFT Accelerators Yes Yes Yes Yes
Link Ports 2 2 2 2
Thermal Diode Yes Yes Yes Yes