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JA32050 Datasheet, PDF (1/19 Pages) List of Unclassifed Manufacturers – 8-Bit MCU,ADC,LCD Controller
Features
Ԧʳ Operating Voltage: 2.4 V ~ 5.2V
Ԧʳ Stand-by Current=2uA @VDD=3V
Ԧʳ Operating Current = 2mA @ Fsys=2M
VDD=3V, ADC off
Ԧʳ Built-in LCD driver: 4 COM * 20 SEG
Ԧʳ LCD duty option: 1/3 duty or 1/4 duty
Ԧʳ LCD bias option: 1/2 bias or 1/3 bias
Ԧʳ R-Bias or C-Bias for LCD by mask option
Ԧʳ RC oscillation for system clock (R external)
Ԧʳ External 32.768 KHz crystal for RTC
Ԧʳ Internal RC 32k for WDT or timer
Ԧʳ Internal with dual slope ADC and 3 OP
amplifiers
JA32050
8-Bit MCU,ADC,LCD Controller
Ԧʳ Internal with an 8-bit I/O port dedicated for
ADC interface (Port A)
Ԧʳ Normal 8-bit I/O port for general I/O (Port B)
with interrupt function
Ԧʳ Internal with two16-bit timers (TMR0, TMR1)
Ԧʳ Internal 8-bit WDT (watchdog timer)
Ԧʳ R/F circuit available (PB0, PB1)
Ԧʳ 7K bytes of Program ROM
Ԧʳ 128 bytes of data RAM
Ԧʳ STOP and HALT mode for power saving
Ԧʳ Low battery detect
Ԧʳ AVdd source current 20 mA
Ԧʳ AVdd and Vdd separated
General Description
The JA32050 incorporates an 8-bit MCU, ADC,
LCD controller, timers, WDT, 8 programmable
general I/Os and R/F circuits inside. It is designed
Block Diagram
for measuring application, especially suitable for
pressure related product such as manometer.
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Preliminary
TELΚ886-3-5770755
FAXΚ886-3-5770756
19-1
E-mailΚsales@jaztek.com.tw
Ver.0.0
Web-siteΚwww.jaztek.com.tw