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鍨嬭櫉锛� DS1338U-18+
寤犲晢锛� Maxim Integrated Products
鏂囦欢闋佹暩(sh霉)锛� 12/16闋�
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鎻忚堪锛� IC RTC 56BYTE NV RAM 1.8V 8-USOP
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Obsolescence Mitigation Program
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椤炲瀷锛� 鏅傞悩/鏃ユ
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鏁�(sh霉)鎿�(j霉)鏍煎紡锛� YY-MM-DD-dd
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DS1338 I2C RTC with 56-Byte NV RAM
5 of 16
Figure 2. Timing Diagram
Figure 3. Block Diagram
RAM
(56 X 8)
SERIAL BUS
INTERFACE
AND ADDRESS
REGISTER
CONTROL
LOGIC
1Hz
1Hz/4.096kHz/8.192kHz/32.768kHz
MUX/
BUFFER
USER BUFFER
(7 BYTES)
CLOCK,
CALENDAR,
AND CONTROL
REGISTERS
"C" VERSION ONLY
POWER
CONTROL
DS1338
X1
C
L
CL
X2
SDA
SCL
SQW/OUT
V
CC
GND
V
BAT
Oscillator
and divider
N
鐩搁棞(gu膩n)PDF璩囨枡
PDF鎻忚堪
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