Datasheet
Mailbox RAM
(512 Bytes)
32-Message Mailbox
of 4 x 32-Bit Words
Memory Management
Unit
CPU Interface,
Receive Control Unit,
Timer Management Unit
eCAN Memory
(512 Bytes)
Registers and
Message Objects Control
Message Controller
32 32
eCAN Protocol Kernel
Receive Buffer
Transmit Buffer
Control Buffer
Status Buffer
Enhanced CAN Controller
32
Controls
Address Data
eCAN1INTeCAN0INT
32
SN65HVD23x
3.3-V CAN Transceiver
CAN Bus
TMS320F28335, TMS320F28334, TMS320F28332
TMS320F28235, TMS320F28234, TMS320F28232
www.ti.com
SPRS439M –JUNE 2007–REVISED AUGUST 2012
Figure 4-12. eCAN Block Diagram and Interface Circuit
Table 4-8. 3.3-V eCAN Transceivers
SUPPLY LOW-POWER SLOPE
PART NUMBER VREF OTHER T
A
VOLTAGE MODE CONTROL
SN65HVD230 3.3 V Standby Adjustable Yes – –40°C to 85°C
SN65HVD230Q 3.3 V Standby Adjustable Yes – –40°C to 125°C
SN65HVD231 3.3 V Sleep Adjustable Yes – –40°C to 85°C
SN65HVD231Q 3.3 V Sleep Adjustable Yes – –40°C to 125°C
SN65HVD232 3.3 V None None None – –40°C to 85°C
SN65HVD232Q 3.3 V None None None – –40°C to 125°C
SN65HVD233 3.3 V Standby Adjustable None Diagnostic –40°C to 125°C
Loopback
SN65HVD234 3.3 V Standby and Sleep Adjustable None – –40°C to 125°C
SN65HVD235 3.3 V Standby Adjustable None Autobaud –40°C to 125°C
Loopback
Copyright © 2007–2012, Texas Instruments Incorporated Peripherals 87
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Product Folder Link(s): TMS320F28335 TMS320F28334 TMS320F28332 TMS320F28235 TMS320F28234
TMS320F28232