參數(shù)資料
型號(hào): M440T513Y-15ZA9
廠商: STMICROELECTRONICS
元件分類: 時(shí)鐘/數(shù)據(jù)恢復(fù)及定時(shí)提取
英文描述: REAL TIME CLOCK, PBGA168
封裝: PLASTIC, BGA-168
文件頁(yè)數(shù): 26/26頁(yè)
文件大?。?/td> 453K
代理商: M440T513Y-15ZA9
9/26
M440T513Y
Table 3. Clock Operating Modes
Note: X = VIH or VIL; VSO = Battery Back-up Switchover Voltage.
1. See Table 12., page 20 for details.
Figure 6. Memory READ Mode AC Waveforms, Chip Enable- or Output Enable-Controlled
Figure 7. Memory READ Mode AC Waveforms, Address-Controlled
Mode
VCC
EC
GC
WC
DQC0 - 7
Deselect
4.5 to 5.5V
VIH
X
Hi-Z
WRITE
VIL
X
VIL
DIN
READ
VIL
VIH
DOUT
READ
VIL
VIH
Hi-Z
Deselect
VSO to
VPFD(min)
(1)
X
Hi-Z
Deselect
≤ VSO(1)
X
Hi-Z
AI07012
tAVAV
tAVQV
tAXQX
tELQV
tELQX
tEHQZ
tGLQV
tGLQX
tGHQZ
DATA OUT
A0-A18
E1 – E4
G
DQ0-DQ31
VALID
AI07013
tAVAV
tAVQV
tAXQX
DATA VALID
A0-A18
DQ0-DQ31
VALID
DATA VALID
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