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STM32WB55CC Datasheet(PDF) 142 Page - STMicroelectronics |
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STM32WB55CC Datasheet(HTML) 142 Page - STMicroelectronics |
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142 / 165 page  Electrical characteristics STM32WB55xx 142/165 DS11929 Rev 3 6.3.27 Timer characteristics The parameters given in the following tables are guaranteed by design. Refer to Section 6.3.17: I/O port characteristics for details on the input/output alternate function characteristics (output compare, input capture, external clock, PWM output). IVLCD Supply current from VLCD (VLCD = 3 V) Buffer OFF (BUFFEN = 0, PON = 0) -0.5 - μA Buffer ON (BUFFEN = 1, 1/2 Bias) -0.6 - Buffer ON (BUFFEN = 1, 1/3 Bias) -0.8 - Buffer ON (BUFFEN = 1, 1/4 Bias) -1- RHN Total High resistor value for Low drive resistive network - 5.5 - MΩ RLN Total Low resistor value for High drive resistive network - 240 - kΩ V44 Segment/Common highest level voltage - VLCD - V V34 Segment/Common 3/4 level voltage - 3/4 VLCD - V23 Segment/Common 2/3 level voltage - 2/3 VLCD - V12 Segment/Common 1/2 level voltage - 1/2 VLCD - V13 Segment/Common 1/3 level voltage - 1/3 VLCD - V14 Segment/Common 1/4 level voltage - 1/4 VLCD - V0 Segment/Common lowest level voltage - 0 - 1. Guaranteed by design. 2. LCD enabled with 3 V internal step-up active, 1/8 duty, 1/4 bias, division ratio = 64, all pixels active, no LCD connected. Table 85. LCD controller characteristics(1) (continued) Symbol Parameter Conditions Min Typ Max Unit Table 86. TIMx(1) characteristics Symbol Parameter Conditions Min Max Unit tres(TIM) Timer resolution time -1 - tTIMxCLK fTIMxCLK = 64 MHz 15.625 - ns fEXT Timer external clock frequency on CH1 to CH4 -0 fTIMxCLK/2 MHz fTIMxCLK = 64 MHz 0 40 ResTIM Timer resolution TIM1, TIM16, TIM17 - 16 bit TIM2 - 32 tCOUNTER 16-bit counter clock period - 1 65536 tTIMxCLK fTIMxCLK = 64 MHz 0.015625 1024 µs tMAX_COUNT Maximum possible count with 32-bit counter - - 65536 × 65536 tTIMxCLK fTIMxCLK = 64 MHz - 67.10 s 1. TIMx, is used as a general term in which x stands for 1, 2, 16 or 17. |
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