TMS320F28055_16 Datasheet, PDF (109/150 Pages) Texas Instruments – Piccolo Microcontrollers

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eCAN0INT eCAN1INT
TMS320F28055, TMS320F28054, TMS320F28053
TMS320F28052, TMS320F28051, TMS320F28050
SPRS797B – NOVEMBER 2012 – REVISED JULY 2014
Controls Address Data
Enhanced CAN Controller
Message Controller
Mailbox RAM
(512 Bytes)
32-Message Mailbox
of 4 x 32-Bit Words
32
Memory Management
Unit
eCAN Memory
(512 Bytes)
CPU Interface,
Registers and
32
Receive Control Unit,
32 ^{Message Objects Control}
Timer Management Unit
eCAN Protocol Kernel
32
Receive Buffer
Transmit Buffer
Control Buffer
Status Buffer
SN65HVD23x
3.3-V CAN Transceiver
CAN Bus
Figure 6-34. eCAN Block Diagram and Interface Circuit
PART NUMBER
SN65HVD230
SN65HVD230Q
SN65HVD231
SN65HVD231Q
SN65HVD232
SN65HVD232Q
SN65HVD233
SN65HVD234
SN65HVD235
ISO1050
SUPPLY
VOLTAGE
3.3 V
3.3 V
3.3 V
3.3 V
3.3 V
3.3 V
3.3 V
3.3 V
3.3 V
3–5.5 V
Table 6-53. 3.3-V eCAN Transceivers
LOW-POWER
MODE
Standby
Standby
Sleep
Sleep
None
None
Standby
Standby and Sleep
Standby
None
SLOPE
CONTROL
Adjustable
Adjustable
Adjustable
Adjustable
None
None
Adjustable
Adjustable
Adjustable
VREF
Yes
Yes
Yes
Yes
None
None
None
None
None
None
None
OTHER
–
–
–
–
–
–
Diagnostic Loopback
–
Autobaud Loopback
Built-in Isolation
Low Prop Delay
Thermal Shutdown
Failsafe Operation
Dominant Time-Out
T_A
–40°C to 85°C
–40°C to 125°C
–40°C to 85°C
–40°C to 125°C
–40°C to 85°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–55°C to 105°C
Copyright © 2012–2014, Texas Instruments Incorporated
Detailed Description 109
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TMS320F28050