User's Manual

Table Of Contents

CYBLE-212019-00

Document Number: 002-09764 Rev. ** Page 23 of 31

Internal Main Oscillator

Internal Low-Speed Oscillator

Table 49. ECO Trim Value Specification

Table 45. IMO DC Specifications

Parameter Description Min Typ Max Units Details/Conditions

IMO1

IMO operating current at 48 MHz – – 1000 µA –

IMO2

IMO operating current at 24 MHz – – 325 µA –

IMO3

IMO operating current at 12 MHz – – 225 µA –

IMO4

IMO operating current at 6 MHz – – 180 µA –

IMO5

IMO operating current at 3 MHz – – 150 µA –

Table 46. IMO AC Specifications

Parameter Description Min Typ Max Units Details/Conditions

IMOTOL3

Frequency variation from 3 to 48 MHz – – ±2 % With API-called calibration

IMOTOL3

IMO startup time – 12 – µs –

Table 47. ILO DC Specifications

Parameter Description Min Typ Max Units Details/Conditions

ILO2

ILO operating current at 32 kHz – 0.3 1.05 µA –

Table 48. ILO AC Specifications

Parameter Description Min Typ Max Units Details/Conditions

STARTILO1

ILO startup time – – 2 ms –

ILOTRIM1

32-kHz trimmed frequency 15 32 50 kHz –

Parameter Description Value Details/Conditions

ECO

TRIM

24-MHz trim value

(firmware configuration)

0x00003FFA

Optimum trim value that needs to be loaded to register

CY_SYS_XTAL_BLERD_BB_XO_CAPTRIM_REG