STM32L151RBH6 STMicroelectronics, STM32L151RBH6 Datasheet - Page 87
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STM32L151RBH6
Manufacturer Part Number
STM32L151RBH6
Description
16/32-BITS MICROS
Manufacturer
STMicroelectronics
Series
STM32r
Datasheet
1.STM32L152-EVAL.pdf
(107 pages)
Specifications of STM32L151RBH6
Core Processor
ARM® Cortex-M3™
Core Size
32-Bit
Speed
32MHz
Connectivity
I²C, IrDA, LIN, SPI, UART/USART, USB
Peripherals
Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
Number Of I /o
51
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Eeprom Size
4K x 8
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 3.6 V
Data Converters
A/D 20x12b; D/A 2x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-TFBGA
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
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STM32L151xx, STM32L152xx
Figure 25. ADC accuracy characteristics
Figure 26. Typical connection diagram using the ADC
1. Refer to
2. C
pad capacitance (roughly 7 pF). A high C
this, f
parasitic
4095
4094
4093
7
6
5
4
3
2
1
ADC
0
V
SSA
[1LSB
Table 49
represents the capacitance of the PCB (dependent on soldering and PCB layout quality) plus the
should be reduced.
1
E
IDEAL
O
2
for the values of R
=
V
4096
3
REF+
4
(or
V
5
1 LSB
4096
DDA
E
6
Doc ID 17659 Rev 4
T
depending on package)]
IDEAL
AIN
E
7
L
, R
(2)
parasitic
ADC
E
D
and C
4093 4094 4095 4096
value will downgrade conversion accuracy. To remedy
(3)
ADC
(1)
.
E
G
V
DDA
(1) Example of an actual transfer curve
(2) The ideal transfer curve
(3) End point correlation line
E
between the actual and the ideal transfer curves.
E
transition and the first ideal one.
E
transition and the last actual one.
E
between actual steps and the ideal one.
E
between any actual transition and the end point
correlation line.
T
O
G
D
L
=Total Unadjusted Error: maximum deviation
=Integral Linearity Error: maximum deviation
=Differential Linearity Error: maximum deviation
=Offset Error: deviation between the first actual
=Gain Error: deviation between the last ideal
Electrical characteristics
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