CXA1742Q
Pin voltage
I/O
Pin No. Symbol
Equivalent circuit
Description
DC
AC resistance
38
SGND
1.83 V
Monitor for the pseud-
ground voltage used in the
internal circuits.
33
38
When connected to an
external capacitor, this pin
also functions to lower the
reference voltage dynamic
impedance.
34
B.P.F signal
reference voltage
39
40
BPFPS1 1.17 V
BPFPS2 1.2 V
Monitor for the reference
voltage used by the BPF.
When connected to an
external capacitor, these
pins also function to lower
the reference voltage
dynamic impedance.
33
39
40
34
reference voltage
used for B.P.F
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