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STM32L4P5CE 数据表(PDF) 226 Page - STMicroelectronics

部件名 STM32L4P5CE
功能描述  Ultra-low-power Arm® Cortex®-M4 32-bit MCUFPU, 150 DMIPS, up to 1-MB Flash memory, 320-KB SRAM, LCD-TFT, ext. SMPS
PDF  311 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STM32L4P5CE 数据表(HTML) 226 Page - STMicroelectronics

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Electrical characteristics
STM32L4P5xx
226/311
DS12903 Rev 2
SINAD
Signal-to-noise
and distortion
ratio
DAC output buffer ON
CL ≤ 50 pF, RL ≥ 5 kΩ, 1 kHz
-70.4
-
dB
DAC output buffer OFF
CL ≤ 50 pF, no RL, 1 kHz
-71-
ENOB
Effective
number of bits
DAC output buffer ON
CL ≤ 50 pF, RL ≥ 5 kΩ, 1 kHz
-11.4-
bits
DAC output buffer OFF
CL ≤ 50 pF, no RL, 1 kHz
-11.5-
1. Guaranteed by design.
2. Difference between two consecutive codes - 1 LSB.
3. Difference between measured value at Code i and the value at Code i on a line drawn between Code 0 and last Code 4095.
4. Difference between the value measured at Code (0x001) and the ideal value.
5. Difference between ideal slope of the transfer function and measured slope computed from code 0x000 and 0xFFF when
buffer is OFF, and from code giving 0.2 V and (VREF+ – 0.2) V when buffer is ON.
Table 84. DAC accuracy(1) (continued)
Symbol
Parameter
Conditions
Min
Typ
Max
Unit



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