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RTC-6593

Epson Company
Part Number RTC-6593
Manufacturer Epson Company
Description REAL TIME CLOCK MODULE FOR PC/AT
Published Apr 16, 2005
Detailed Description REAL TIME CLOCK MODULE FOR PC/AT ∗1 RTC-6593 • • • • • Builtin crystal unit allows adjustment-free efficient operation....
Datasheet PDF File RTC-6593 PDF File

RTC-6593
RTC-6593

Overview
REAL TIME CLOCK MODULE FOR PC/AT ∗1 RTC-6593 • • • • • Builtin crystal unit allows adjustment-free efficient operation.
Provides 114-bytes of backed-up RAM.
Extended alarm function.
Low current consumption.
A builtin power supply switching circuit makes it possible to provide automatic power supply backup to both the RTC and extended RAM.
Actual size *1 PC/AT is a trademark of International Business Machines Corporation.
Specifications (characteristics) Absolute Max.
rating Item Supply voltage Input voltage Storage temperature Symbol VDD VIN Condition VDD -GND Input pin Rating - 0.
3 to + 7.
0 V - 0.
3 to VDD + 0.
3 - 55 to +125 Unit External dimensions 16.
3 max.
24 13 ( Unit: mm ) Terminal AD 0 AD 1 AD 2 AD 3 AD 4 AD 5 AD 6 AD 7 Pin No 4 5 6 7 8 9 10 11 TSTG — ˚C 1 RTC6593 EPSON 5200B 12 0.
0 5min.
2.
8 max.
12.
2 max.
7.
9 Soldering conditions TSOL Twice under 260˚C within 10 seconds or under 230˚C within 3 minutes 0.
2 0° to 10° 1.
0 Terminal functions Operating range, frequency and DC characteristics Item Supply voltage Operating temperature Frequency tolerance Temperature characteristics Voltage characteristics Aging Symbol VDD TOPR Condition VDD - GND — Min.
4.
5 -10 Typ.
5.
0 Max.
5.
5 +70 Unit MOT V ˚C AD0 to 7 GND ∆f/fo Multiplexed bi-direction address/data buses Power supply (grand) Real time clock select (input) Address strobe (input) Read/ Write (input) Data strobe (input) Reset (input) Interrupt request (output) Back-up power supply Extended alarm interrupt request (output) Extended alarm select (input) Square wave output Power supply (+5V) Not connected internally 4 to 11 12 13 14 15 17 18 19 20 21 Model select (input) 1 Terminal Function Pin No.
Ta=25˚C, VDD=5V Ta=-10 to 70˚C 25˚C standard — 5±20 ppm +10 -120 ___ RTC AS Top _ R/W ±6 — fv Ta=stable Ta=25˚C, VDD=5V First year — 2.
2 -0.
3 VDD=5V ILOAD=-4mA VDD=5V ILOAD=+4mA Output unloaded VBAT=3V VDD= 0V — 3 2.
4 ppm/V DS fa High level Low level High level Low level VIH VIL VOH ±5 ppm/Y ...


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