Description
STM32L151x6/8/B, STM32L152x6/8/B
DocID17659 Rev 10
2.1 Device
overview
Table 2. Ultralow power STM32L15xx6/8/B device features and peripheral counts
Peripheral
STM32L15xCx
STM32L15xRx
STM32L15xVx
Flash (Kbytes)
32
64
128
32
64
128
64
128
Data EEPROM (Kbytes)
4
RAM (Kbytes)
10
10
16
10
10
16
10
16
Timers
General-
purpose
6
Basic
2
Communication
interfaces
SPI
2
I
2
C
2
USART
3
USB
1
GPIOs
37
51
83
12-bit synchronized ADC
Number of channels
1
14 channels
1
20 channels
1
24 channels
12-bit DAC
Number of channels
2
2
LCD (STM32L152xx Only)
COM x SEG
4x18
4x32
8x28
4x44
8x40
Comparator
2
Capacitive sensing channels
13
20
Max. CPU frequency
32 MHz
Operating voltage
1.8 V to 3.6 V (down to 1.65 V at power-down) with BOR option
1.65 V to 3.6 V without BOR option
Operating temperatures
Ambient temperatures: –40 to +85 °C
Junction temperature: –40 to + 105 °C
Packages
LQFP48, UFQFPN48
LQFP64, BGA64
LQFP100, BGA100