Analog Devices 82-003536-01 Introduction to SHARC Processors, ADSP-21462, ADSP-21465, ADSP-21467

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	—	—	0°C to +70°C	0°C to +70°C
450 MHz
Temp. Grade at	–40°C to +85°C	–40°C to +85°C	–40°C to +85°C	–40°C to +85°C
400 MHz
Execution from Ext.	Yes	Yes	Yes	Yes
Memory?
MLB	Yes	Yes	No	No
(Media Local Bus)
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

Getting Started With SHARC Processors 1-11