RTC-58323 EPSON [Epson Company], RTC-58323 Datasheet
RTC-58323
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RTC-58323 Summary of contents
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... Data hold timing ........................................................................................................................................ 1 n Registers.............................................................................................................................................. 1 1. Register table ............................................................................................................................................ 1 2. Notes ........................................................................................................................................................ 1 n Register functions............................................................................................................................... 1 1. Date and time registers.............................................................................................................................. 1 2. Reset register (Control register D).............................................................................................................. 1 3. Reference signal (Control registers E and F) .............................................................................................. 1 n Package dimensions........................................................................................................................... 1 (1)RTC-58321 ............................................................................................................................................... 7 (2)RTC-58323 ............................................................................................................................................... 7 n Marking layout..................................................................................................................................... 1 n Application notes ................................................................................................................................ 1 CONTENTS ...
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... RTC-58321/58323 n Overview The RTC-58321/58323 is a CMOS real time clock modules with perpetual calendar function developed for microcomputer applications. It has a built-in 32.768 kHz quartz resonator, and provides clock and calendar registers for year, month, day, day-of-week, hours, minutes and seconds, with 12-hour/24-hour selection, plus automatic leap-year correction with software selection for local calendars, and an additional periodic reference signal output ...
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... R 1’ CS1 R 1’ CS2 R 1’ ADDRESS WRITE R 1’ Pin functions Pin numbers Pin symbol RTC-58321 RTC-58323 WRITE 3 7 READ GND 9 13 ADDRESS WRITE 10 14 BUSY 11 15 STOP ...
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... Frequency tolerance based Frequency tolerance is value guaranteed on factory shipment. Conditions (Pins input pins Temperature stored as RTC-58321 separate item. RTC-58323 RTC-58321 RTC-58323 Maximum 260 C for seconds (twice maximum), or Symbol Min. Typ. V 4 -10 OP -30 Symbol ...
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... Min. Typ. Max. 3.6 - 0.5 0.8 0.4 1 100 500 1.5 3.0 RTC-58321 ( 0.5V - RTC-58323 ( 0.5V - Typ. Max Unit sec. Unit ...
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Timing chart Address write Write Read Address bus in IC Data bus Data hold timing CDR 1 V IH2 VI L ...
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... RTC-58321/58323 n Registers 1. Register table Address (hexadecimal ...
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... Latch the hexadecimal value D using the ADDRESS LATCH pin, and set WRITE high to carry out the reset. 3. Reference signal (Control registers E and F) Latch the hexadecimal value using the ADDRESS LATCH pin, and set WRITE high to obtain the reference signal values Package dimensions (1) RTC-58321 (2) RTC-58323 15 divider, and the busy circuit. Page - 7 EPSON to D ...
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... This is a CMOS device, and the standard precautions against static electricity should be taken. Frequency tolerance RTC-58321 RTC-58323 Page - ...
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