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What is ADMCF340?

This electronic component, produced by the manufacturer "Analog Devices", performs the same function as "DashDSPTM 64-Lead Flash Mixed-Signal DSP with Enhanced Analog Front End".


ADMCF340 Datasheet PDF - Analog Devices

Part Number ADMCF340
Description DashDSPTM 64-Lead Flash Mixed-Signal DSP with Enhanced Analog Front End
Manufacturers Analog Devices　
Logo Analog Devices Logo　


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a DashDSPTM 64-Lead Flash Mixed-Signal DSP
with Enhanced Analog Front End
ADMCF340
TARGET APPLICATIONS
Refrigerator and Air Conditioner Compressors,
Washing Machines
Industrial Variable Speed Drives, HVAC
MOTOR TYPES
Permanent Magnet Synchronous Motors (PMSM),
Brushless DC Motors (BDCM), AC Induction Motors
(ACIM), Switched Reluctance Motors (SRM)
FEATURES
20 MHz Fixed-Point DSP Core
Single Cycle Instruction Execution (50 ns)
ADSP-21xx Family Code Compatibility
Independent Computational Units
ALU
Multiplier/Accumulator
Barrel Shifter
Multifunction Instructions
Single Cycle Context Switch
Powerful Program Sequencer
Zero Overhead Looping
Conditional Instruction Execution
Two Independent Data Address Generators
Memory Configuration
512 ؋ 16-Bit Data Memory RAM
512 ؋ 24-Bit Program Memory RAM
4K ؋ 24-Bit Program Memory ROM
4K ؋ 24-Bit Total Program FLASH Memory
Three Independent FLASH Memory Sectors
3584 ؋ 24-Bit, 256 ؋ 24-Bit, 256 ؋ 24-Bit
Low Cost Pin-Compatible ROM Option
16-Bit Watchdog Timer
Programmable 16-Bit Internal Timer with Prescaler
Two Double Buffered Serial Ports with SPI Mode
Support
Integrated Power On Reset Function
Three Phase 16-Bit PWM Generation Unit
16-Bit Center-Based PWM Generator
Programmable PWM Pulsewidth
Edge Resolution of 50 ns
Programmable Narrow Pulse Deletion
153 Hz Minimum Switching Frequency
Double/Single Update Mode Control
Individual Enable and Disable for Each PWM
Output
High Frequency Chopping Mode for
Transformer-Coupled Gate Drives
(continued on page 8)
FUNCTIONAL BLOCK DIAGRAM
ADSP-21xx BASE
ARCHITECTURE
DATA
ADDRESS
GENERATORS
DAG 1 DAG 2
PROGRAM
SEQUENCER
MEMORY BLOCK
PROGRAM
ROM
4K ؋ 24
PROGRAM
RAM
512 ؋ 24
PROGRAM
FLASH
4K ؋ 24
DATA
MEMORY
512 ؋ 16
PROGRAM MEMORY ADDRESS
MOTOR CONTROL PERIPHERALS
ADC SUBSYSTEM
10
VREF
2.5V
ANALOG
INPUTS
3
ISENSE AMP
AND TRIP
SHA
TIMERS
6
16-BIT
THREE-
PHASE
PWM
DATA MEMORY ADDRESS
PROGRAM MEMORY DATA
DATA MEMORY DATA
ARITHMETIC UNITS
ALU MAC SHIFTER
POR
TIMER
SERIAL PORT
SPORT 0
SPORT 1
7
2 ؋ 16-BIT
PIO AUX
PWM
25 2
WATCH-
DOG
TIMER
DashDSP is a trademark of Analog Devices, Inc.
REV. 0
Information furnished by Analog Devices is believed to be accu-
rate and reliable. However, no responsibility is assumed by
Analog Devices for its use, nor for any infringements of patents
or other rights of third parties that may result from its use. No
license is granted by implication or otherwise under any patent
or patent rights of Analog Devices.
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781/329-4700
www.analog.com
Fax: 781/326-8703
© Analog Devices, Inc., 2002

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ADMCF340 equivalent
TIMING PARAMETERS
Parameter
Serial Ports
Timing Requirements:
tSCK SCLK Period
tSCS DR/TFS/RFS Setup before SCLK Low
tSCH DR/TFS/RFS Hold after SCLK Low
tSCP SCLKIN Width
Switching Characteristics:
tCC
tSCDE
tSCDV
tRH
tRD
tSCDH
CLKOUT High to SCLKOUT
SCLK High to DT Enable
SCLK High to DT Valid
TFS/RFSOUT Hold after SCLK High
TFS/RFSOUT Delay from SCLK High
DT Hold after SCLK High
tSCDD
tTDE
tTDV
SCLK High to DT Disable
TFS (Alt) to DT Enable
TFS (Alt) to DT Valid
tRDV RFS (Multichannel, Frame Delay Zero) to DT Valid
Specifications subject to change without notice.
ADMCF340
Min Max
Unit
100
15
20
40
0.25 TCK
0
0
0
0
0.25 TCK + 20
30
30
30
25
30
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
CLKOUT
SCLK
DR
RFSIN
TFSIN
RFSOUT
TFSOUT
DT
TFS
(ALTERNATE
FRAME MODE)
RFS
(MULTICHANNEL MODE,
FRAME DELAY 0 [MFD = 0])
tCC tCC
tSCS tSCH
t SCK
t SCP
t SCP
t RD
t RH
t SCDE
t SCDV
t TDE
t TDV
t SCDH
t SCDD
t RDV
Figure 2. Serial Port Timing
REV. 0
–5–


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Part Details

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Featured Datasheets

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ADMCF340The function is DashDSPTM 64-Lead Flash Mixed-Signal DSP with Enhanced Analog Front End. Analog DevicesAnalog Devices
ADMCF340-EVALKITThe function is DashDSPTM 64-Lead Flash Mixed-Signal DSP with Enhanced Analog Front End. Analog DevicesAnalog Devices
ADMCF340BSTThe function is DashDSPTM 64-Lead Flash Mixed-Signal DSP with Enhanced Analog Front End. Analog DevicesAnalog Devices

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