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M41T93 데이터시트(PDF) 7 Page - STMicroelectronics

부품명 M41T93
상세설명  Serial SPI bus RTC with battery switchover
PDF  51 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M41T93 데이터시트(HTML) 7 Page - STMicroelectronics

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M41T93
Description
7/51
Figure 1.
Logic diagram
1.
For QFN16 package only.
2.
Defaults to 32kHz on power-up.
3.
Open drain
Table 1.
Signal name
Symbol
Description
XI(1)
1.
For QFN16 package only.
32kHz oscillator input
XO(1)
32kHz oscillator output
IRQ/FT/OUT
Interrupt /frequency test/output driver (open drain)
SQW(2)
2.
Defaults to 32kHz on power-up.
32kHz programmable square wave output
RST
Power-on reset output (open drain)
E
Chip enable
SDI
Serial data address input
SDO
Serial data address output
SCL
Serial clock input
VBAT
Battery supply voltage (Tie VBAT to VSS if no battery is connected.)
DU(3)
3.
Do not use (must be tied to VCC).
Do not use
VCC
Supply voltage
VSS
Ground
SDI
VCC
VSS
VBAT
SCL
RST
(3)
E
IRQ/OUT/FT
(3)
SQW
(2)
SDO
XI
(1)
XO
(1)
AI11818



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