ST10F272M-4QR3 STMicroelectronics, ST10F272M-4QR3 Datasheet - Page 86

• Manufacturer Part Number: ST10F272M-4QR3
• Description: MCU 16BIT 256K FLASH 144-PQFP
• Manufacturer: STMicroelectronics
• Series: ST10r

Specifications of ST10F272M-4QR3

• 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-MQFP, 144-PQFP
• Processor Series: ST10F27x
• Core: ST10
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

System reset
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Figure 22. Synchronous short/long hardware reset (EA = 0)
1. RSTIN assertion can be released there. Refer also to
2. If during the reset condition (RSTIN low), RPD voltage drops below the threshold voltage (about 2.5V for
3. 3 to 8 TCL depending on clock source selection.
4. RSTIN pin is pulled low if bit BDRSTEN (bit 3 of SYSCON register) was previously set by software. Bit
5. Minimum RSTIN low pulse duration shall also be longer than 500ns to guarantee the pulse is not masked
5V operation), the asynchronous reset is then immediately entered.
BDRSTEN is cleared after reset.
by the internal filter (refer to
(after filter)
P0[15:13]
RSTOUT
RSTF
P0[12:2]
P0[1:0]
RSTIN
RPD
ALE
RST
≤ 500 ns
≥ 50 ns
≤4 TCL
200 µA discharge
(5)
(1)
≤12 TCL
Not t.
Section
≤ 500 ns
≥ 50 ns
21.1).
(4)
< 1032 TCL
1024 TCL
Not transparent
Not transparent
Transparent
Section 21.1
≤ 500 ns
≥ 50 ns
8 TCL
(2)
At this time RSTF is sampled HIGH or LOW
so it is SHORT or LONG reset
3..8 TCL
V
RPD
for details on minimum pulse duration.
> 2.5 V asynchronous reset not entered
(3)
Not t.
Not t.
8 TCL
ST10F272M