Datasheet

DS12110 Rev 5 125/231
STM32H743xI Electrical characteristics
199
t
LOCK
PLL lock time
Normal mode - 50
(3)
150
(3)
µs
Sigma-delta mode
(CKIN ≥ 8 MHz)
-58
(3)
166
(3)
Jitter
Cycle-to-cycle jitter
VCO = 192 MHz - 134 -
±ps
VCO = 200 MHz - 134 -
VCO = 400 MHz - 76 -
VCO = 800 MHz - 39 -
Long term jitter
Normal mode - ±0.7 -
%
Sigma-delta mode
(CKIN = 16 MHz)
- ±0.8 -
I
DD(PLL)
(3)
PLL power consumption on V
DD
VCO freq =
836 MHz
V
DDA
- 590 1500
µA
V
CORE
- 720 -
VCO freq =
192 MHz
V
DDA
- 180 600
V
CORE
- 280 -
1. Guaranteed by design unless otherwise specified.
2. This value must be limited to the maximum frequency due to the product limitation (400 MHz for VOS1, 300 MHz for VOS2,
200 MHz for VOS3).
3. Guaranteed by characterization results.
Table 49. PLL characteristics (wide VCO frequency range)
(1)
(continued)
Symbol Parameter Conditions Min Typ Max Unit
Table 50. PLL characteristics (medium VCO frequency range)
(1)
Symbol Parameter Conditions Min Typ Max Unit
f
PLL_IN
PLL input clock - 1 - 2 MHz
PLL input clock duty cycle - 10 - 90 %
f
PLL_OUT
PLL multiplier output clock P, Q,
R
Voltage scaling Range 1 1.17 - 210
MHzVoltage scaling Range 2 1.17 - 210
Voltage scaling Range 3 1.17 - 200
f
VCO_OUT
PLL VCO output - 150 - 420 MHz
t
LOCK
PLL lock time
Normal mode - 60
(2)
100
(2)
µs
Sigma-delta mode forbidden - - µs