DS1339U-33+ Dallas Semiconductor, DS1339U-33+ Datasheet - Page 6

• Manufacturer Part Number: DS1339U-33+
• Description: SERIAL RTC 3.3V USOP
• Manufacturer: Dallas Semiconductor

Specifications of DS1339U-33+

• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

Figure 2. Timing Diagram
Figure 3. Block Diagram
"C" version only
V
BACKUP
GND
SDA
SCL
V
CC
X
X
1
2
INTERFACE AND
C
C
Power Control
SERIAL BUS
L
L
REGISTER
ADDRESS
Oscillator
divider
and
1Hz/4.096kHz/8.192kHz/32.768kHz
CONTROL
DS1339
LOGIC
6 of 20
1Hz
USER BUFFER
CHARGE, AND
REGISTERS
CLOCK AND
REGISTERS
CALENDAR
BUFFER
CONTROL
(7 BYTES)
TRICKLE
MUX/
ALARM,
DS1339 I
N
2
C Serial Real-Time Clock
SQW/INT