st2032b Sitronix Technology Corporation, st2032b Datasheet - Page 46

• Manufacturer Part Number: st2032b
• 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
46/53
Note: LCD keyboard awaking pulses
should be turned off under 5V
operating voltage.
ST2032B
9/12/07