参数资料
型号: M41T93RMY6E
厂商: STMICROELECTRONICS
元件分类: 时钟/数据恢复及定时提取
英文描述: 1 TIMER(S), REAL TIME CLOCK, PDSO18
封装: 0.300 INCH, ROHS COMPLIANT, PLASTIC, SOP-18
文件页数: 2/49页
文件大小: 719K
代理商: M41T93RMY6E
Description
M41T93
Doc ID 12615 Rev 5
Figure 5.
Hardware hookup
1.
Open drain output
2.
CPOL (clock polarity) and CPHA (clock phase) are bits that may be set in the SPI control register of the MCU.
Figure 6.
Data and clock timing
Note:
Supports SPI mode 0 (CPOL = 0, CPHA = 0) only.
AI11822
VCC
Reset Input
(ST6, ST7, ST9, ST10, Others)
SCL
(2)
SPI Interface with
(CPOL = 0, CPHA = 0)
SDI
SDO
CS
32KHz CLKIN
XO
XI
M41T93
MCU
VSS
VBAT
IRQ/FT/OUT
(1)
RST
(1)
SDI
SQW
SDO
SCL
VCC
INT
E
VCC
Table 2.
Function table
Mode
E
SCL
SDI
SDO
Disable reset
H
Input disabled
High Z
WRITE
L
Data bit latch
High Z
READ
L
X
Next data bit shift(1)
1.
SDO remains at High Z until eight bits of data are ready to be shifted out during a READ.
AI04630
AI04631
AI04632
C
MSB
LSB
CPHA
SDI
0
CPOL
0
MSB
LSB
SDO
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