JAJSJ18A June 2024 – October 2024 LMH1229 , LMH1239
PRODUCTION DATA
The LMH12x9 operates in one of two modes: System Management Bus (SMBus) or Serial Peripheral Interface (SPI) mode. To determine the mode of operation, the proper setting must be applied to the MODE_SEL pin at power-up, as detailed in Table 6-9.
LEVEL(1) | DEFINITION |
---|---|
H(2) | Forced Power Save Mode, only SPI is enabled (all other circuitry powered down) |
F | Select SPI for register access |
R | Reserved for factory testing – do not use |
L | Select SMBus Interface for register access |