參數(shù)資料
型號(hào): CDP1879E
廠商: HARRIS SEMICONDUCTOR
元件分類: XO, clock
英文描述: CMOS Real-Time Clock
中文描述: 1 TIMER(S), REAL TIME CLOCK, PDIP24
文件頁數(shù): 14/18頁
文件大?。?/td> 100K
代理商: CDP1879E
4-117
FIGURE 10. CPU WAKE-UP CIRCUIT USING THE CDP1879 REAL-TIME CLOCK
FIGURE 11. TYPICAL CDP1802 MEMORY MAPPED SYSTEM
XTAL
XTAL
A0
A1
A2
IO/MEM
CDP1879
PD
INT
V
DD
V
DD
1/2
CD40107
1/2
CD40107
V
DD
N0
N1
N2
XTAL
CDP1800
Q
CLEAR
XTAL
EFI
V
DD
CLEAR
MWR
MRD
TPA
INTERRUPT
MA0
MA1
MA2
MA7
CDP1802
MEMORY
CDP1879
DB0 - DB7
DATA BUS
ADDRESS
LINES
RESET
TPB/WR
RD
TPA
INTERRUPT
A0
A1
A2
CS
IO/MEM
XTAL
XTAL
CLOCK
OUT
V
SS
CDP1879, CDP1879C-1
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