CXA1742Q
Pin voltage
I/O
Pin No. Symbol
Equivalent circuit
Description
DC
AC resistance
11
VCC2
3.0 V
Power supply. Supplies
current to the LIM, DET,
and RSSI circuits.
12
13
GND2
T1
0 V
Ground.
IC operation check.
14 RSDETPS 1.35 V
Connects an RSSI detector
integrating capacitor.
11
147
14
12
15
16
T2
IC operation check.
RSSIPS 1.83 V
Connects an RSSI
integrating capacitor.
11
16
12
17
VREF
1.25 V
Monitor for the reference
voltage used in the internal
circuit.
33
17
When connected to an
external capacitor, this pin
also functions to lower the
reference voltage dynamic
impedance.
34
reference voltage
used in the
internal circuit
—5—
SONY [ SONY CORPORATION ]
