Datasheet

Table Of Contents
Electrical characteristics STM32WLE5J8/JB/JC
98/135 DS13105 Rev 4
5.3.11 PLL characteristics
Parameters given in the table below are derived from tests performed under temperature
and V
DD
supply voltage conditions summarized in Table 25: General operating conditions.
5.3.12 Flash memory characteristics
Table 59. PLL characteristics
(1)
Symbol Parameter Conditions Min Typ Max Unit
f
PLL_IN
PLL input clock
(2)
-2.66-16MHz
PLL input clock duty cycle - 45 - 55 %
f
PLL_P_OUT
PLL multiplier output clock P
Voltage scaling Range 1 3 - 48
MHz
Voltage scaling Range 2 3 - 16
f
PLL_Q_OUT
PLL multiplier output clock Q
Voltage scaling Range 1 12 - 48
Voltage scaling Range 2 12 - 16
f
PLL_R_OUT
PLL multiplier output clock R
Voltage scaling Range 1 12 - 48
Voltage scaling Range 2 12 - 16
f
VCO_OUT
PLL VCO output
Voltage scaling Range 1 96 - 344
Voltage scaling Range 2 96 - 128
t
LOCK
PLL lock time - - 15 40 s
Jitter
RMS cycle-to-cycle jitter
System clock 48 MHz
-40-
ps
RMS period jitter - 30 -
I
DD
(PLL)
PLL power consumption on
V
DD
(1)
VCO freq = 96 MHz - 200 260
AVCO freq = 192 MHz - 300 380
VCO freq = 344 MHz - 520 650
1. Guaranteed by design.
2. Take care of using the appropriate division factor M to obtain the specified PLL input clock values. The M factor is shared
between the two PLLs.
Table 60. Flash memory characteristics
(1)
Symbol Parameter Conditions Typ Max Unit
t
prog
64-bit programming time - 81.7 90.8 µs
t
prog_row
One row (64 double-words) programming time
Normal
programming
5.2 5.5
ms
Fast programming 3.8 4.0
t
prog_page
One 2-Kbyte page programming time
Normal
programming
41.8 43.0
Fast programming 30.4 31.0
t
ERASE
2-Kbyte page erase time - 22.0 24.5
t
ME
Mass erase time - 22.1 25.0