DS3234SN+ Maxim Integrated, DS3234SN+ Datasheet - Page 6

• Manufacturer Part Number: DS3234SN+
• Description: Real Time Clock
• Manufacturer: Maxim Integrated
• Series: DS3234r

Specifications of DS3234SN+

• Rohs: yes

Extremely Accurate SPI Bus RTC with
Integrated Crystal and SRAM
6
DOUT
NOTE: SCLK CAN BE EITHER POLARITY, SHOWN FOR CPOL = 1.
SCLK
DIN
CS
_____________________________________________________________________
t
CCS
DOUT
SCLK
CS
DIN
t
DC
t
CC
t
DC
t
CC
W/R
W/R
t
CDH
t
CDH
WRITE ADDRESS BYTE
t
t
CL
CL
WRITE ADDRESS BYTE
t
t
R
R
HIGH IMPEDANCE
A6
A6
t
CH
t
CH
HIGH IMPEDANCE
t
F
A0
t
F
A0
Timing Diagram—SPI Read Transfer
Timing Diagram—SPI Write Transfer
D7
t
CDD
WRITE DATA BYTE
D7
D0
READ DATA BYTE
t
CWH
t
CCH
D0
t
CDZ