STM32F302VB 데이터 시트보기 (PDF) - STMicroelectronics

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STM32F302VB

ARM Cortex-M4F 32b MCU+FPU, up to 256KB Flash+48KB SRAM 4 ADCs, 2 DAC ch., 7 comp, 4 PGA, timers, 2.0-3.6 V operation

STMicroelectronics 

STM32F302xx/STM32F303xx

Electrical characteristics

6.3.2

Operating conditions at power-up / power-down

The parameters given in Table 23 are derived from tests performed under the ambient

temperature condition summarized in Table 22.

Table 23. Operating conditions at power-up / power-down

Symbol

Parameter

Conditions

Min

Max

Unit

tVDD

tVDDA

VDD rise time rate

VDD fall time rate

VDDA rise time rate

VDDA fall time rate

0

∞

20

∞

µs/V

0

∞

20

∞

6.3.3

Embedded reset and power control block characteristics

The parameters given in Table 24 are derived from tests performed under ambient

temperature and VDD supply voltage conditions summarized in Table 22.

Table 24. Embedded reset and power control block characteristics

Symbol

Parameter

Conditions

Min Typ Max Unit

VPOR/PDR(1)

Power on/power down

reset threshold

VPDRhyst(1) PDR hysteresis

tRSTTEMPO(3)

POR reset

temporization

Falling edge

Rising edge

1.8(2) 1.88 1.96 V

1.84 1.92 2.0 V

-

40 - mV

1.5 2.5 4.5 ms

1. The PDR detector monitors VDD and also VDDA (if kept enabled in the option bytes). The POR detector

monitors only VDD.

2. The product behavior is guaranteed by design down to the minimum VPOR/PDR value.

3. Guaranteed by design, not tested in production

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