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参数资料
型号： STM32F100RBT6BXXX
厂商： STMICROELECTRONICS
元件分类： 微控制器/微处理器
英文描述： 32-BIT, FLASH, 24 MHz, RISC MICROCONTROLLER, PQFP64
封装： 10 X 10 MM, ROHS COMPLIANT, LQFP-64
文件页数： 69/86页
文件大小： 1198K
代理商： STM32F100RBT6BXXX
STM32F100x4, STM32F100x6, STM32F100x8, STM32F100xB
Electrical characteristics
Doc ID 16455 Rev 3
71/86
5.3.17
DAC electrical specifications
Table 45.
DAC characteristics
Symbol
Parameter
Min
Typ
Max(1)
Unit
Comments
VDDA
Analog supply voltage
2.4
3.6
V
VREF+
Reference supply voltage
2.4
3.6
V
VREF+ must always be below
VDDA
VSSA
Ground
0
V
RLOAD
(2)
Resistive load with buffer ON
5
k
RO
(1)
Impedance output with buffer OFF
15
k
When the buffer is OFF, the
Minimum resistive load between
DAC_OUT and VSS to have a
1% accuracy is 1.5 M
CLOAD
(1)
Capacitive load
50
pF
Maximum capacitive load at
DAC_OUT pin (when the buffer
is ON).
DAC_OUT
min(1)
Lower DAC_OUT voltage with buffer
ON
0.2
V
It gives the maximum output
excursion of the DAC.
It corresponds to 12-bit input
code (0x0E0) to (0xF1C) at
VREF+ = 3.6 V and (0x155) and
(0xEAB) at VREF+ = 2.4 V
DAC_OUT
max(1)
Higher DAC_OUT voltage with buffer
ON
VDDA –
0.2
V
DAC_OUT
min(1)
Lower DAC_OUT voltage with buffer
OFF
0.5
mV
It gives the maximum output
excursion of the DAC.
DAC_OUT
max(1)
Higher DAC_OUT voltage with buffer
OFF
VREF+
– 1LSB
V
IDDVREF+
DAC DC current consumption in
quiescent mode (Standby mode)
220
A
With no load, worst code
(0xF1C) at VREF+ = 3.6 V in
terms of DC consumption on the
inputs
IDDA
DAC DC current consumption in
quiescent mode (Standby mode)
380
A
With no load, middle code
(0x800) on the inputs
480
A
With no load, worst code
(0xF1C) at VREF+ = 3.6 V in
terms of DC consumption on the
inputs
DNL(3)
Differential non linearity Difference
between two consecutive code-1LSB)
±0.5
LSB
Given for the DAC in 10-bit
configuration
±2
LSB
Given for the DAC in 12-bit
configuration
INL(3)
Integral non linearity (difference
between measured value at Code i
and the value at Code i on a line
drawn between Code 0 and last Code
1023)
±1
LSB
Given for the DAC in 10-bit
configuration
±4
LSB
Given for the DAC in 12-bit
configuration
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