ST STM32G471 User Manual

RM0440 Rev 4 875/2126
RM0440 High-resolution timer (HRTIM)
1083
Table 219 gives the resolution and maximum absolute values depending on the prescaler
value.
Figure 200 to Figure 203 present how the deadtime generator behaves for reference
waveforms with pulsewidth below the deadtime values, for all deadtime configurations.
Figure 200. Complementary outputs for low pulsewidth (SDTRx = SDTFx = 0)
Figure 201. Complementary outputs for low pulsewidth (SDTRx = SDTFx = 1)
Table 219. Deadtime resolution and max absolute values
DTPRSC[2:0] t
DTG
t
DTx
max
f
HRTIM
= 170 MHz
t
DTG
(ns) |t
DTx
| max (µs)
000
t
HRTIM
/ 8
511 * t
DTG
0.73 0.38
001
t
HRTIM
/ 4
1.47 0.75
010
t
HRTIM
/ 2
2.94 1.50
011
t
HRTIM
5.89 3.01
100
2 * t
HRTIM
11.76 6.01
101
4 * t
HRTIM
23.53 12.03
110
8 * t
HRTIM
47.06 24.04
111
16 * t
HRTIM
94.12 48.10
MS32272V3
Deadtime rising
skipped
Deadtime falling
skipped
HRTIM_CHx1
HRTIM_CHx2
Ref.
DTF DTR
MS32273V3
Deadtime rising
Deadtime falling
skipped
skipped
HRTIM_CHx1
HRTIM_CHx2
Ref.
DTF
DTR

ST STM32G471 Specifications

General

Brand	ST
Model	STM32G471
Category	Microcontrollers
Language	English