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

Table 72. Operational amplifier characteristics(1)

Symbol

Parameter

Condition

Min

-

-

PGA gain Non inverting gain value

-

-

Gain=2

-

Rnetwork

R2/R1 internal resistance values in

PGA mode (2)

Gain=4

Gain=8

-

-

Gain=16

-

PGA gain error PGA gain error

-1%

Ibias

OPAMP input bias current

-

1. Data guaranteed by design.

2. R2 is the internal resistance between OPAMP output and OPAMP inverting input.

R1 is the internal resistance between OPAMP inverting input and ground.

The PGA gain =1+R2/R1

3. Mostly TTa I/O leakage, when used in analog mode.

Typ

Max Unit

2

-

4

-

8

-

16

-

5.4/5.4

-

16.2/5.4

-

kΩ

37.8/5.4

-

40.5/2.7

-

-

1%

-

±0.2(3) µA

Doc ID 023353 Rev 5

117/133

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