MC2502 View Datasheet(PDF) - PMD
Part Name
Description
MFG CO.
'MC2502' PDF : 51 Pages View PDF
2.3 Environmental and electrical ratings
All ratings and ranges are for both the I/O and CP chips.
Storage Temperature (Ts)
Operating Temperature (Ta)
Power Dissipation (Pd)
Nominal Clock Frequency (Fclk)
Supply Voltage Limits (Vcc)
Supply Voltage Operating Range (Vcc)
-55 °C to 150 °C
0 °C to 70 °C*
600 mW (I/O and CP combined)
40.0 MHz
-0.3V to +7.0V
4.75V to 5.25V
* An industrial version with an operating range of -40°C to 85°C is also available. Please contact
PMD for more information.
2.4 System configuration
The following figure shows the principal control and data paths in an MC2502 system.
Host
Parallel port
System clock
(40 MHz)
Navigator Motion Processor
I/O
Serial-port
host
Serial port
(alternatives)
20MHz clock
Navigator Motion Processor
CP
HostIntrpt
16-bit data bus
Encoder
Motor amplifier
Serial port configuration
Parallel word input
Limit
switches
External memory
User I/O
Other user devices
The CP chip contains the profile generator, which calculates velocity, acceleration, and position
values for a trajectory. The output of the trajectory generator is used to produce pulse and direction
signals that control motor position.
MC2502 Technical Specifications
14
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