STM32L151CBU6 STMicroelectronics, STM32L151CBU6 Datasheet - Page 57

• Manufacturer Part Number: STM32L151CBU6
• Description: IC MCU 32BIT 128KB FLASH 48QFPN
• Manufacturer: STMicroelectronics
• Series: STM32r

Specifications of STM32L151CBU6

• Core Processor: ARM® Cortex-M3™
• Core Size: 32-Bit
• Speed: 32MHz
• Connectivity: I²C, IrDA, LIN, SPI, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
• Number Of I /o: 37
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Data Converters: A/D 16x12b, D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-UFQFN Exposed Pad
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-11484

STM32L151xx, STM32L152xx
On-chip peripheral current consumption
The current consumption of the on-chip peripherals is given in the following table. The MCU
is placed under the following conditions:
●
●
●
●
Table 21.
APB1
all I/O pins are in input mode with a static value at V
all peripherals are disabled unless otherwise mentioned
the given value is calculated by measuring the current consumption
–
–
ambient operating temperature and V
Table 6: Voltage
Peripheral
with all peripherals clocked off
with only one peripheral clocked on
Peripheral current consumption
TIM2
TIM3
TIM4
TIM6
TIM7
LCD
WWDG
SPI2
USART2
USART3
I2C1
I2C2
USB
PWR
DAC
COMP
characteristics.
VOS[1:0] =
Range 1,
V
1.8 V
CORE
Doc ID 17659 Rev 4
12.5
10.5
12.5
Typical consumption, V
5.5
5.5
5.5
5.5
8.5
8.5
4.5
4.5
01
13
14
4
9
9
=
VOS[1:0] =
Range 2,
V
DD
1.5 V
CORE
10.5
10.5
4.5
3.5
7.5
10
12
10
5
5
5
8
9
7
7
4
4
supply voltage conditions summarized in
(1)
=
DD
VOS[1:0] =
Range 3,
V
1.2 V
= 3.0 V, T
CORE
DD
3.5
3.5
3.5
2.5
5.5
5.5
5.5
6.5
3.5
11
8
9
8
4
6
3
6
or V
=
SS
Electrical characteristics
A
Low power
= 25 °C
(no load)
sleep and
10.5
run
4.5
4.5
8.5
3.5
7.5
6.5
3.5
4.5
12
11
10
5
5
8
7
µA/MHz
(f
Unit
HCLK
57/107
)