Datasheet

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STM32F334x4 STM32F334x6 STM32F334x8 Electrical characteristics
101
Table 55. HRTIM output response to fault protection
(1)
1. Refer to Fault paragraph in HRTIM section of RM0364.
Symbol Parameter Conditions Min. Typ. Max.
(2)
2. Data based on characterization results, not tested in production.
Unit
t
LAT(DF)
Digital fault response
latency
Propagation delay from
HRTIM1_FLTx digital input to
HRTIM_CHxy output pin
-1225
nst
W(FLT)
Minimum Fault pulse
width
-12.5--
t
LAT(AF)
Analog fault response
latency
Propagation delay from
comparator COMPx_INP input
pin to HRTIM_CHxy output pin
-2543
Table 56. HRTIM output response to external events 1 to 5 (Low-Latency mode
(1)
)
1. EExFAST bit in HRTIM_EECR1 register is set (Low Latency mode). This functionality is available on
external events channels 1 to 5. Refer to Latency to external events paragraph in HRTIM section of
RM0364.
Symbol Parameter Conditions Min. Typ. Max.
(2)
2. Data based on characterization results, not tested in production.
Unit
t
LAT(DEEV)
Digital external event
response latency
Propagation delay from
HRTIM1_EEVx digital input to
HRTIM_CHxy output pin (30pF
load)
-1225 ns
t
W(FLT)
Minimum external
event pulse width
-12.5--ns
t
LAT(AEEV)
Analog external event
response latency
Propagation delay from
comparator COMPx_INP input
pin to HRTIM_CHxy output pin
(30pF load)
-2543 ns
T
JIT(EEV)
External event
response jitter
Jitter of the delay from
HRTIM1_EEVx digital input or
COMPx_INP input pin to
HRTIM_CHxy output pin
-- 0t
HRTIM
(3)
3. T
HRTIM
= 1 / f
HRTIM
with f
HRTIM
= 144 MHz or f
HRTIM
= 128 MHZ depending on the clock controller
configuration. (Refer to Reset and clock control section in RM0364.)
T
JIT(PW)
Jitter on output pulse
width in response to
an external event
---1t
HRTIM
(3)
Table 57. HRTIM output response to external events 1 to 10 (Synchronous mode
(1)
)
Symbol Parameter Conditions Min. Typ. Max.
(2)
Unit
T
PROP(HRTIM)
External event response
latency in HRTIM
HRTIM internal propagation delay
(3)
6- 7 t
HRTIM
t
LAT(DEEV)
Digital external event
response latency
Propagation delay from HRTIM1_EEVx
digital input to HRTIM_CHxy output pin
(30pF load)
(4)
-61 72 ns
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