F272-BAG-T-TR STMicroelectronics, F272-BAG-T-TR Datasheet - Page 92

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

Specifications of F272-BAG-T-TR

• 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

System reset
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Figure 23. Synchronous long hardware RESET (EA = 1)
1. If during the reset condition (RSTIN low), RPD voltage drops below the threshold voltage (about 2.5V for 5V operation),
2. Minimum RSTIN low pulse duration shall also be longer than 500ns to guarantee the pulse is not masked by the
RSTIN
RSTOUT
RPD
RSTF
(After Filter)
P0[15:13]
P0[12:2]
P0[1:0]
FLARST
RST
Notes:
IBUS-CS
(Internal)
the asynchronous reset is then immediately entered. Even if RPD returns above the threshold,
the reset is defnitively taken as asynchronous.
internal filter (refer to Section 21.1).
≤ 500 ns
≥ 50 ns
≤ 4 TCL
200
2)
µ
≤ 12 TCL
not t.
A Discharge
not transparent
≤ 500 ns
≥ 50 ns
1024+8 TCL
1024+8 TCL
not transparent
transparent
At this time RSTF is sampled LOW
so it is definitely LONG reset
transparent
≤ 500 ns
≥ 50 ns
3..4 TCL
≤ 1 ms
1)
V
RPD
> 2.5V Asynchronous Reset not entered
≤ 2 TCL
ST10F272B/ST10F272E
not t.
not t.
not t.
7 TCL