CMOS Real-Time Clock
__________________________ CMOS Peripherals
Advance Information
TERMINAL ASSIGNMENT
MOT OSCI
24 Voo
23 sew
OSC2 ADO...
Description
__________________________ CMOS Peripherals
Advance Information
TERMINAL ASSIGNMENT
MOT OSCI
24 Voo
23 sew
OSC2 ADO
22 PS
21 CKour"
ADI AD2 AD3
AD4 AD5
7
8 9
20 C KFS
19 TAo 18 'R"E"SE'T 17 os
16 STBY
AD6
10
'5 R/W
"AD7
VSS
'2
cs'4 AS
'3
92C5-42690
24-Lead Dual-In-Llne Package
CDP6818A
CMOS Real-Time Clock Plus RAM
Features:
Low-power, high-speed CMOS Internal time base and oscillator Counts seconds, minutes, and hours of the day Counts days of the week, date, month, and year 3 V to 6 V operation Time base input options: 4.194304 MHz, 1.048576 MHz, or 32.768 kHz Time base oscillator for parallel resonant crystals 40 to 200 pW typical operating power at low frequency time base 4.0 to 20 mW typical operating power at high frequency time base
The COP6818A Real-Time Clock plus RAM is a peripheral device which includes the unique MOTEL concept for use with various microprocessors, microcomputers, and larger computers. This part combines...
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