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RTC-58323 查看數據表(PDF) - Seiko Epson Corp
零件编号
产品描述 (功能)
生产厂家
RTC-58323
4BIT REAL TIME CLOCK MODULE with I/O CONNECTIONS
Seiko Epson Corp
RTC-58323 Datasheet PDF : 12 Pages
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6. Timing chart
CS
1
CS
2
D
0
to D
3
Address write
Write
Read
Address bus in IC
Data bus in IC
EPSON
Data invalid
t
CS
t
AS
t
AW
t
AH
t
DS
t
WW
t
DH
t
RI
t
RA
t
DD
t
CH
Data valid
High impedance
Address
Data-write
Data-read
7. Data hold timing
V
DD
CS
1
V
IH2
IC can interact
with external circuit
t
CDR
VI
L
4.5V
2.2 to 4.5V
4.5V
CS
1
≤
0.8V
Data hold mode
CS2 or WR must not be activated.
t
R
VI
L
V
IH2
IC can interact
with external circuit
Page - 5
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