STM32L151RBH6TR STMicroelectronics, STM32L151RBH6TR Datasheet - Page 71

• Manufacturer Part Number: STM32L151RBH6TR
• Description: ARM Microcontrollers - MCU 32-Bit ARM Cortex 128kb Low Power MCU
• Manufacturer: STMicroelectronics

Specifications of STM32L151RBH6TR

• Product Category: ARM Microcontrollers - MCU
• Rohs: yes
• Core: ARM Cortex M3
• Data Bus Width: 32 bit

STM32L151x6/8/B, STM32L152x6/8/B
6.3.6
Internal clock source characteristics
The parameters given in
temperature and V
High-speed internal (HSI) RC oscillator
Table 30.
1. The trimming step differs depending on the trimming code. It is usually negative on the codes which are
2. Based on characterization, not tested in production.
3. Tested in production.
Low-speed internal (LSI) RC oscillator
Table 31.
1. Tested in production.
2. This is a deviation for an individual part, once the initial frequency has been measured.
3. Guaranteed by design, not tested in production.
ACC
t
I
TRIM
DD(HSI)
Symbol
SU(HSI)
I
t
Symbol
DD(LSI)
su(LSI)
multiples of 16 (0x00, 0x10, 0x20, 0x30...0xE0).
D
f
f
LSI
HSI
LSI
HSI
(1)(2)
(1)
(2)
(2)
(2)
(2)
(3)
(3)
Frequency
HSI user-trimmed
resolution
Accuracy of the
factory-calibrated
HSI oscillator
HSI oscillator
startup time
HSI oscillator
power consumption
HSI oscillator characteristics
LSI oscillator characteristics
LSI frequency
LSI oscillator frequency drift
0°C ≤ T
LSI oscillator startup time
LSI oscillator power consumption
Parameter
DD
A
≤ 85°C
supply voltage conditions summarized in
Table 30
Parameter
Doc ID 17659 Rev 8
V
Trimming code is not a multiple of 16
Trimming code is a multiple of 16
V
V
V
V
V
V
T
A
DD
DDA
DDA
DDA
DDA
DDA
DDA
= -40 to 105 °C
are derived from tests performed under ambient
= 3.0 V
= 3.0 V, T
= 3.0 V, T
= 3.0 V, T
= 3.0 V, T
= 3.0 V, T
= 1.65 V to 3.6 V
Conditions
A
A
A
A
A
= 25 °C
= 0 to 55 °C
= -10 to 70 °C
= -10 to 85 °C
= -10 to 105 °C
Min
-10
26
Table
Typ
400
38
Electrical characteristics
-1
Min
-1.5
-2.5
-2
-4
-4
(3)
14.
± 0.4
Typ
100
3.7
16
Max
200
510
56
4
± 1.5
Max
140
1
0.7
1.5
2
2
2
3
6
(3)
Unit
kHz
nA
71/121
µs
%
MHz
Unit
µA
µs
%
%
%
%
%
%
%
%