STM32L151C6 STMicroelectronics, STM32L151C6 Datasheet - Page 79

• Manufacturer Part Number: STM32L151C6
• Description: Ultra-low-power ARM Cortex-M3 MCU with 32 Kbytes Flash, 32 MHz CPU, LCD, USB
• Manufacturer: STMicroelectronics

Specifications of STM32L151C6

• Operating Power Supply Range: 1.65 V to 3.6 V (without BOR) or 1.8 V to 3.6 V (with BOR option)
• Temperature Range: –40 to 85 °C
• 4 Modes: Sleep, Low-power run (9 μA at 32 kHz), Low-power sleep (4.4 μA),Stop with RTC (1.45 μA), Stop (570 nA), Standby (300 nA)
• Ultralow Leakage Per I/o: 50 nA
• Fast Wakeup From Stop: 8 μs
• Core: ARM 32-bit Cortex™-M3 CPU
• Dma: 7-channel DMA controller, supporting timers, ADC, SPIs, I2Cs and USARTs

STM32L151xx, STM32L152xx
Figure 20. I
1. Measurement points are done at CMOS levels: 0.3V
Table 44.
1. R
2. For speeds around 200 kHz, the tolerance on the achieved speed is of ±5%. For other speed ranges, the
tolerance on the achieved speed is ±2%. These variations depend on the accuracy of the external
components used to design the application.
P
= External pull-up resistance, f
SCL frequency (f
2
C bus AC waveforms and measurement circuit
f
SCL
400
300
200
100
50
20
(kHz)
SCL
Doc ID 17659 Rev 6
PCLK1
= I
2
C speed.
= 32 MHz, V
DD
and 0.7V
DD
= 3.3 V)
DD
.
(1)(2)
I2C_CCR value
R
P
Electrical characteristics
0x801B
0x00A0
0x8024
0x8035
0x0140
0x0320
= 4.7 kΩ
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