User's Manual

SPZB32W1A2.1 / SPZB32W1C2.1
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1-BLOCK DIAGRAM
2-PIN CONFIGURATION
24 MHz
Xtal
STM32W
Tranceiver
Vdd
SIF
GPIO
CONTR SIGN
RF
antenna
32.768 kHz
Xtal
balun
BPF
Figure 1. SPZB32W1A2.1 Block diagram
Figure3. Pin configuration
24 MHz
Xtal
STM32W
Tranceiver
Vdd
SIF
GPIO
CONTR SIGN
RF
antenna
32.768 kHz
Xtal
balun
BPF
Figure 2. SPZB32W1C2.1 Block diagram