DS1340U-33 Maxim Integrated Products, DS1340U-33 Datasheet - Page 13
![IC RTC I2C W/CHARGER 3.3V 8-USOP](/photos/1/39/13936/406-8-msop_sml.jpg)
DS1340U-33
Manufacturer Part Number
DS1340U-33
Description
IC RTC I2C W/CHARGER 3.3V 8-USOP
Manufacturer
Maxim Integrated Products
Type
Clock/Calendar/Trickle-Chargerr
Datasheet
1.DS1340U-33.pdf
(16 pages)
Specifications of DS1340U-33
Time Format
HH:MM:SS (24 hr)
Date Format
YY-MM-DD-dd
Interface
I²C, 2-Wire Serial
Voltage - Supply
2.97 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Memory Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
DS1340U-33
Manufacturer:
MAXIM/美信
Quantity:
20 000
Company:
Part Number:
DS1340U-33+
Manufacturer:
PARADE
Quantity:
1 183
Part Number:
DS1340U-33+T
Manufacturer:
MAXIM/美信
Quantity:
20 000
Part Number:
DS1340U-33+T&R
Manufacturer:
MAXIM/美信
Quantity:
20 000
Company:
Part Number:
DS1340U-33+TR
Manufacturer:
NEC
Quantity:
351
Figure 8. Data Write—Slave Receiver Mode
Figure 9. Data Read—Slave Transmitter Mode
Figure 10. Data Write/Read (Write Pointer, Then Read)—Slave Receive and Transmit
S - START
A - ACKNOWLEDGE (ACK)
P - STOP
R/W - READ/WRITE OR DIRECTION BIT ADDRESS
S - START
A - ACKNOWLEDGE (ACK)
P - STOP
A - NOT ACKNOWLEDGE (NACK)
R/W - READ/WRITE OR DIRECTION BIT ADDRESS
S
S
ADDRESS> <R/W>
ADDRESS> <R/W>
1101000
1101000
<SLAVE
<SLAVE
S - START
Sr - REPEATED START
A - ACKNOWLEDGE (ACK)
P - STOP
A - NOT ACKNOWLEDGE (NACK)
R/W - READ/WRITE OR DIRECTION BIT ADDRESS
XXXXXXXX
<DATA (n)>
0
1
S
A
A
ADDRESS>
<WORD ADDRESS (n)>
1101000
<SLAVE
A
MASTER TO SLAVE
MASTER TO SLAVE
XXXXXXXX
<DATA (n)>
XXXXXXXX
<R/W>
0
<DATA (n + 1)>
____________________________________________________________________
XXXXXXXX
A
MASTER TO SLAVE
<WORD ADDRESS (n)>
A
A
I
XXXXXXXX
2
<DATA (n + 1)>
C RTC with Trickle Charger
A
<DATA (n)>
XXXXXXXX
XXXXXXXX
SLAVE TO MASTER
SLAVE TO MASTER
<DATA (n + 2)>
XXXXXXXX
A
SLAVE TO MASTER
NOTE: LAST DATA BYTE IS FOLLOWED BY A NACK.
Sr
A
A
ADDRESS>
(X + 1 BYTES + ACKNOWLEDGE)
1101000
<SLAVE
(X + 1 BYTES + ACKNOWLEDGE)
<DATA (n + 1)>
<DATA (n + 2)>
A
XXXXXXXX
XXXXXXXX
DATA TRANSFERRED
DATA TRANSFERRED
...
<R/W>
NOTE: LAST DATA BYTE IS FOLLOWED BY A NACK.
1
<DATA (n + X)>
XXXXXXXX
A
(X + 1 BYTES + ACKNOWLEDGE)
A
A
DATA TRANSFERRED
...
...
<DATA (n + X)>
<DATA (n + X)
A
XXXXXXXX
XXXXXXXX
P
A
A
P
P
13