Datasheet

DocID029041 Rev 6 173/255
STM32F765xx STM32F767xx STM32F768Ax STM32F769xx Electrical characteristics
220
I
VREF+
(4)
DAC DC V
REF
current
consumption in quiescent
mode (Standby mode)
-170240
µA
With no load, worst code (0x800) at
V
REF+
= 3.6 V in terms of DC
consumption on the inputs
-5075
With no load, worst code (0xF1C) at
V
REF+
= 3.6 V in terms of DC
consumption on the inputs
I
DDA
(4)
DAC DC V
DDA
current
consumption in quiescent
mode
(3)
-280380µA
With no load, middle code (0x800) on the
inputs
-475625µA
With no load, worst code (0xF1C) at
V
REF+
= 3.6 V in terms of DC
consumption on the inputs
DNL
(4)
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
(4)
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.
Offset
(4)
Offset error
(difference between
measured value at Code
(0x800) and the ideal value =
V
REF+
/2)
- - ±10 mV Given for the DAC in 12-bit configuration
--±3LSB
Given for the DAC in 10-bit at V
REF+
=
3.6 V
--±12LSB
Given for the DAC in 12-bit at V
REF+
=
3.6 V
Gain
error
(4)
Gain error - - ±0.5 % Given for the DAC in 12-bit configuration
t
SETTLING
(4)
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 ±4LSB
-3 6µs
C
LOAD
≤ 50 pF,
R
LOAD
≥ 5 kΩ
THD
(4)
Total Harmonic Distortion
Buffer ON
-- -dB
C
LOAD
≤ 50 pF,
R
LOAD
≥ 5 kΩ
Update
rate
(2)
Max frequency for a correct
DAC_OUT change when
small variation in the input
code (from code i to i+1LSB)
-- 1MS/s
C
LOAD
≤ 50 pF,
R
LOAD
≥ 5 kΩ
Table 83. DAC characteristics (continued)
Symbol Parameter Min Typ Max Unit Comments
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