Datasheet

DocID17050 Rev 9 165/175
STM32F21xxx Revision history
174
22-Apr-2011
4
(continued)
Updated Typical and maximum current consumption conditions, as
well as Table 20: Typical and maximum current consumption in Run
mode, code with data processing
running from Flash memory (ART
accelerator disabled) and Table 19: Typical and maximum current
consumption in Run mode, code with data processing
running from
Flash memory (ART accelerator enabled) or RAM. Added Figure 21,
Figure 22, Figure 23, and Figure 24.
Updated Table 21: Typical and maximum current consumption in Sleep
mode, and added Figure 25 and Figure 26.
Updated Table 23: Typical and maximum current consumptions in
Standby mode and Table 24: Typical and maximum current
consumptions in V
BAT
mode.
Updated Table 22: Typical and maximum current consumptions in Stop
mode. Added Figure 27: Typical current consumption vs temperature
in Stop mode.
Updated Table 23: Typical and maximum current consumptions in
Standby mode and Table 24: Typical and maximum current
consumptions in V
BAT
mode.
Updated On-chip peripheral current consumption conditions and
Table 25: Peripheral current consumption.
Updated t
WUSTDBY
and t
WUSTOP
, and added Note 3 in Table 26: Low-
power mode wakeup timings.
Maximum f
HSE_ext
and minimum t
w(HSE)
values updated in Table 27:
High-speed external user clock characteristics.
Updated C and g
m
in Table 29: HSE 4-26 MHz oscillator
characteristics. Updated R
F
, I
2
, g
m
, and t
su(LSE)
in Table 30: LSE
oscillator characteristics (f
LSE
= 32.768 kHz).
Added Note 3 and updated ACC
HSI
, IDD
(HSI)
and t
su(HSI)
in Table 31:
HSI oscillator characteristics. Added Figure 32: ACC
HSI
versus
temperature
Updated f
LSI
, t
su(LSI)
and IDD
(LSI)
in Table 32: LSI oscillator
characteristics.
Table 33: Main PLL characteristics: removed note 1, updated t
LOCK
,
jitter, IDD
(PLL)
and IDD
A(PLL)
, added Note 2 for f
PLL_IN
minimum and
maximum values.
Table 34: PLLI2S (audio PLL) characteristics: removed note 1,
updated t
LOCK
, jitter, IDD
(PLLI2S)
and IDD
A(PLLI2S)
, added Note 2 for
f
PLLI2S_IN
minimum and maximum values.
Added Note 1 in Table 35: SSCG parameters constraint.
Updated Table 36: Flash memory characteristics. Modified Table 37:
Flash memory programming and added Note 1 for t
prog
. Updated t
prog
and added Note 1 in Table 38: Flash memory programming with V
PP
.
Modified Figure 37: Recommended NRST pin protection.
Updated Table 41: EMI characteristics and EMI monitoring conditions
in Section : Electromagnetic Interference (EMI)g.
Added Note 2 related to V
ESD(HBM)
in Table 42: ESD absolute
maximum ratings.
Added Section 6.3.15: I/O current injection characteristics.
Updated Table 45: I/O static characteristics. Modified maximum
frequency values and conditions in Table 47: I/O AC characteristics.
Table 93. Document revision history (continued)
Date Revision Changes