st7fmc2s7t6 STMicroelectronics, st7fmc2s7t6 Datasheet - Page 257

• Manufacturer Part Number: st7fmc2s7t6
• Description: 8-bit Mcu With Nested Interrupts, Flash, 10-bit Adc, Brushless Motor Control, Five Timers, Spi, Linsci
• Manufacturer: STMicroelectronics

CLOCK AND TIMING CHARACTERISTICS (Cont’d)
12.5.4 Clock Security System with PLL
Table 88. PLL Characteristics
Table 89. Clock Detector Characteristics
Notes:
1. Data based on characterization results, not tested in production.
f
Output Frequency
t
Jitter
f
f
t
t
OSC
Lock
CPU
Detect
setup
hold
Symbol
Symbol
PLL input frequency range
Output frequency when the PLL attain lock.
PLL Lock Time (LOCKED = 1)
Jitter in the output clock
CPU clock frequency when VCO is con-
nected to ground (ICD internal clock or
back up oscillator )
Detected Minimum Input Frequency
Time needed to detect OSCIN once CKD is
enabled
Time needed to detect that OSCIN stops
Parameter
Parameter
Min
Min
7
Typ
Typ
16
50
2
3
3
3
ST7MC1/ST7MC2
500
Max
Max
100
8
1)
MHz
MHz
MHz
Unit
Unit
KHz
257/308
%
s
s
s