DS1375 Maxim, DS1375 Datasheet - Page 4

• Manufacturer Part Number: DS1375
• Description: The DS1375 digital real-time clock (RTC) is a low-power clock/calendar that does not require a crystal
• Manufacturer: Maxim

I
Figure 1. Data Transfer on I
Figure 2. Functional Diagram
4
SDA
SCL
2
C Digital Input RTC with Alarm
_____________________________________________________________________
CLK
SDA
SCL
STOP
t
BUF
START
INTERFACE AND
SERIAL BUS
REGISTER
DS1375
ADDRESS
DIVIDER
2
t
C Serial Bus
HD:STA
t
LOW
t
R
t
HD:DAT
8192Hz/4096Hz/1024Hz/1Hz
t
F
t
HIGH
CONTROL
1Hz
LOGIC
SRAM
t
SU:DAT
REPEATED
START
t
SU:STA
t
HD:STA
USER BUFFER
ALARM AND
CLOCK AND
REGISTERS
CALENDAR
REGISTERS
CONTROL
(7 BYTES)
BUFFER
MUX/
t
SP
SQW/INT
t
SU:STO