F272-BAG-T STMicroelectronics, F272-BAG-T Datasheet - Page 78

• Manufacturer Part Number: F272-BAG-T
• Description: MCU 16BIT 256K FLASH 144-TQFP
• Manufacturer: STMicroelectronics
• Series: ST10r

Specifications of F272-BAG-T

• Core Processor: ST10
• Core Size: 16-Bit
• Speed: 40MHz
• Connectivity: ASC, CAN, EBI/EMI, I²C, SSC, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 111
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 20K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 24x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 144-TQFP, 144-VQFP
• Processor Series: ST10F27x
• Core: ST10
• Data Bus Width: 16 bit
• Data Ram Size: 12 KB
• Interface Type: ASC, CAN, I2C, SSC
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 111
• Number Of Timers: 4
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 24 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: No

CAN modules
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Multiple CAN bus
The ST10F272 provides two CAN interfaces to support such kind of bus configuration as
shown in
Figure 15. Connection to two different CAN buses (e.g. for gateway application)
Parallel Mode
In addition to previous configurations, a parallel mode is supported. This is shown in
Figure
Figure 16. Connection to one CAN bus with internal Parallel Mode enabled
16.
1. P4.4 and P4.7 when not used as CAN functions can be used as general purpose I/O
Figure
while they cannot be used as external bus address lines.
CAN_H
CAN_L
15.
CAN_H
CAN_L
P4.5
CAN bus 1
Transceiver
RX
CAN1
CAN
P4.5
RX
Transceiver
TX
CAN1
P4.6
CAN
TX
P4.4
P4.6
Transceiver
RX
CAN bus 2
CAN2
CAN
P4.4
RX
TX
CAN2
P4.7
CAN bus
TX
CAN_H
CAN_L
P4.7
XMISC.CANPAR = 0
ST10F272B/ST10F272E
XMISC.CANPAR = 1
(Both CAN enabled)