Pin
Pin
Symbol
No.
Voltage
Equivalent circuit
VCC1
CXA2534Q
Description
5k
45
TR
1.2 V 45
Together with the capacitor at TC, set
the start-up and free running frequency
of sawtooth
46
TC
—
46
VCC1 BATT
420k
×3
Together with the resistor at TR, set the
start-up and free running frequency of
×2
sawtooth
VCC1
10k
47
CLK
—
47
Synchronizing clock pulse input
—11—