Datasheet

Description STM32L15xCC STM32L15xRC STM32L15xUC STM32L15xVC
10/132 DocID022799 Rev 6
2.1 Device overview
Table 2. Ultralow power STM32L15xxC device features and peripheral counts
Peripheral STM32L15xCC
STM32L15xUC
STM32L15xRC
STM32L15xVC
Flash (Kbytes) 256
Data EEPROM (Kbytes) 8
RAM (Kbytes) 32
Timers
32 bit 1
General-
purpose
6
Basic 2
Communica
tion interfaces
SPI/(I2S) 3
/(2)
I
2
C 2
USART 3
USB 1
GPIOs 37 51 83
Operation amplifiers 2
12-bit synchronized ADC
Number of channels
1
14
1
21
1
25
12-bit DAC
Number of channels
2
2
LCD
(1)

COM x SEG
1
4x18
1
4x32 or 8x28
1
4x44 or 8x40
Comparators 2
Capacitive sensing channels 16 23
Max. CPU frequency
32 MHz
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 voltage
Operating temperatures
Ambient temperature: –40 to +85 °C
Junction temperature: –40 to + 105 °C
Packages
LQFP48,
UFQFPN48
LQFP64,
WLCSP63
LQFP100,
UFBGA100
1. STM32L152xx devices only.