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Part Number: JA32050
Description: The JA32050 incorporates an 8-bit MCU, ADC, LCD controller, timers, WDT, 8 programmable general I/Os a...
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JA32050
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DataSheet
General Description
JA32050 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 for measuring application, especially suitable for pressure related product such as manometer.
JA32050 Features
· Operating Voltage: 2.4 V ~ 5.2V
· Stand-by Current=2uA @VDD=3V
· Operating Current = 2mA @ Fsys=2M VDD=3V, ADC off
· Built-in LCD driver: 4 COM * 20 SEG
· LCD duty option: 1/3 duty or 1/4 duty
· LCD bias option: 1/2 bias or 1/3 bias
· R-Bias or C-Bias for LCD by mask option
· RC oscillation for system clock (R external)
· External 32.768 KHz crystal for RTC
· Internal RC 32k for WDT or timer
· Internal with dual slope ADC and 3 OP amplifiers
· Internal with an 8-bit I/O port dedicated for ADC interface (Port A)
· Normal 8-bit I/O port for general I/O (Port B) with interrupt function
· Internal with two16-bit timers (TMR0, TMR1)
· Internal 8-bit WDT (watchdog timer)
· R/F circuit available (PB0, PB1)
· 7K bytes of Program ROM
· 128 bytes of data RAM
· STOP and HALT mode for power saving
· Low battery detect
· AVdd source current 20 mA
· AVdd and Vdd separated
· Stand-by Current=2uA @VDD=3V
· Operating Current = 2mA @ Fsys=2M VDD=3V, ADC off
· Built-in LCD driver: 4 COM * 20 SEG
· LCD duty option: 1/3 duty or 1/4 duty
· LCD bias option: 1/2 bias or 1/3 bias
· R-Bias or C-Bias for LCD by mask option
· RC oscillation for system clock (R external)
· External 32.768 KHz crystal for RTC
· Internal RC 32k for WDT or timer
· Internal with dual slope ADC and 3 OP amplifiers
· Internal with an 8-bit I/O port dedicated for ADC interface (Port A)
· Normal 8-bit I/O port for general I/O (Port B) with interrupt function
· Internal with two16-bit timers (TMR0, TMR1)
· Internal 8-bit WDT (watchdog timer)
· R/F circuit available (PB0, PB1)
· 7K bytes of Program ROM
· 128 bytes of data RAM
· STOP and HALT mode for power saving
· Low battery detect
· AVdd source current 20 mA
· AVdd and Vdd separated
JA32050
PDF/DataSheet Download
- Datasheet: JA32050
- File Size: 313095 KB
- Manufacturer: ETC [ETC]
- Click here to Download
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