DS1338C-33#T&R Maxim Integrated Products, DS1338C-33#T&R Datasheet - Page 14
DS1338C-33#T&R
Manufacturer Part Number
DS1338C-33#T&R
Description
IC RTC 56BIT NV SRAM 16-SOIC
Manufacturer
Maxim Integrated Products
Type
Clock/Calendar/NVSRAMr
Datasheet
1.DS1338Z-33.pdf
(16 pages)
Specifications of DS1338C-33#T&R
Memory Size
56B
Time Format
HH:MM:SS (12/24 hr)
Date Format
YY-MM-DD-dd
Interface
I²C, 2-Wire Serial
Voltage - Supply
3 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
16-SOIC (0.300", 7.5mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Figure 6. Data Write—Slave Receiver Mode
Figure 7. Data Read (From Current Pointer Location)—Slave Transmitter Mode
Figure 8. Data Read (Write Pointer, Then Read—Slave Receive and Transmit
S - START
A - ACKNOWLEDGE (ACK)
P - STOP
S
S - START
A - ACKNOWLEDGE (ACK)
P - STOP
A
- NOT ACKNOWLEDGE (NACK)
S
<Slave Address>
<Slave Address>
1101000
1101000
A - NOT ACKNOWLEDGE (NACK)
S - START
SR - REPEATED START
A - ACKNOWLEDGE (ACK)
P - STOP
XXXXXXXX
S
<Data (n)>
0
1101000
1
A
A
<Word Address (n)>
XXXXXXXX
SLAVE TO MASTER
MASTER TO SLAVE
XXXXXXXX
A
<Data (n)>
0
XXXXXXXX A XXXXXXXX A
<Data (n+1)>
SLAVE TO MASTER
MASTER TO SLAVE
A
<Word Address (n)>
XXXXXXXX
A
SLAVE TO MASTER
MASTER TO SLAVE
A
XXXXXXXX A XXXXXXXX A
<Data (n)>
XXXXXXXX A XXXXXXXX
<Data (n+1)>
14 of 16
<Data (n+2)>
A
Sr
NOTE: LAST DATA BYTE IS FOLLOWED BY A NACK
(X+1 BYTES + ACKNOWLEDGE)
<Slave Address>
DATA TRANSFERRED
1101000
<Data (n+1)>
(X+1 BYTES + ACKNOWLEDGE)
<Data (n+2)>
NOTE: LAST DATA BYTE IS FOLLOWED BY A NACK
...
DATA TRANSFERRED
1
XXXXXXXX A P
DS1338 I
<Data (n+X)>
A
(X+1 BYTES + ACKNOWLEDGE)
A
DATA TRANSFERRED
...
...
2
XXXXXXXX A P
C RTC with 56-Byte NV RAM
<Data (n+X)>
XXXXXXXX A P
<Data (n+X)>