The operating conditions are the physical parameters that the chip can operate within.

Table 1. Recommended operating conditions
Symbol Parameter Notes Min. Nom. Max. Units
VDD Main supply voltage/battery Functional range 1.7 3.0 3.6 V
VIH Digital input high SPI, PDN, ANT_SEL 0.7 VVDD VVDD V
VIL Digital input low SPI, PDN, ANT_SEL VVSS 0.3 VVDD V
FSCK SPI clock frequency Exceeding may cause SPI malfunction 8 8.9 MHz
CMISO MISO load capacitance Exceeding may cause SPI read malfunction 50 pF
TOP Operating temperature range Board temperature, 1 mm from the package -40 +25 +105 °C
ZL Load impedance 50 Ω