st2032a Sitronix Technology Corporation, st2032a Datasheet - Page 47

• Manufacturer Part Number: st2032a
• Description: 8 Bit Microcontroller With 32k Bytes Rom
• Manufacturer: Sitronix Technology Corporation

Ver 2.4
VDD
Clock
LCD
I/O
ALARM
: 32768Hz crystal and 2.0MHz RC oscillator
: 1/16 duty
: 5V
: PORT-A/B/C
: PSGO, PSGOB
FIGURE 19-3 Application circuit without DC-DC converter
47/54
Note: LCD keyboard awaking pulses
should be turned off under 5V
operating voltage.
ST2032A
9/13/07