STM32F105V8 STMicroelectronics, STM32F105V8 Datasheet - Page 79

• Manufacturer Part Number: STM32F105V8
• Description: Mainstream Connectivity line, ARM Cortex-M3 MCU with 64 Kbytes Flash, 72 MHz CPU, CAN, USB 2.0 OTG
• Manufacturer: STMicroelectronics

Specifications of STM32F105V8

• Core: ARM 32-bit Cortex™-M3 CPU
• Conversion Range: 0 to 3.6 V
• Dma: 12-channel DMA controller
• Supported Peripherals: timers, ADCs, DAC, I2Ss, SPIs, I2Cs and USARTs
• Systick Timer: a 24-bit downcounter
• 10/100 Ethernet Mac With Dedicated Dma And Sram (4 Kbytes): IEEE1588 hardware support, MII/RMII available on all packages

STM32F105xx, STM32F107xx
Table 56.
1. Guaranteed by design, not tested in production.
2. Guaranteed by characterization, not tested in production.
Figure 38. 12-bit buffered /non-buffered DAC
1. The DAC integrates an output buffer that can be used to reduce the output impedance and to drive external loads directly
Offset
Gain
error
t
Update
rate
t
PSRR+
SETTLING
WAKEUP
Symbol
without the use of an external operational amplifier. The buffer can be bypassed by configuring the BOFFx bit in the
DAC_CR register.
(2)
(2)
(2)
(1)
(2)
(2)
Offset error
(difference between
measured value at Code
(0x800) and the ideal value =
V
Gain error
Settling time (full scale: for a
10-bit input code transition
between the lowest and the
highest input codes when
DAC_OUT reaches final
value ±1LSB
Max frequency for a correct
DAC_OUT change when
small variation in the input
code (from code i to i+1LSB)
Wakeup time from off state
(Setting the ENx bit in the
DAC Control register)
Power supply rejection ratio
(to V
measurement
DAC characteristics (continued)
REF+
DDA
/2)
) (static DC
Parameter
Buffered/Non-buffered DAC
12-bit
digital to
analog
converter
Min
Doc ID 15274 Rev 6
Buffer(1)
–67
Typ
6.5
3
DACx_OUT
Max
±0.5
±10
±12
–40
±3
10
4
1
MS/s
Unit
LSB
LSB
mV
dB
µs
µs
%
C
R
LOAD
LOAD
Given for the DAC in 12-bit
configuration
Given for the DAC in 10-bit at
V
Given for the DAC in 12-bit at
V
Given for the DAC in 12bit
configuration
C
R
C
R
C
input code between lowest and
highest possible ones.
No R
REF+
REF+
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
Electrical characteristics
= 3.6 V
= 3.6 V
≤ 50 pF,
≥ 5 kΩ
≤ 50 pF,
≥ 5 kΩ
≤ 50 pF, R
, C
ai17157
Comments
LOAD
LOAD
= 50 pF
≥ 5 kΩ
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