DS1388Z-33 Maxim Integrated Products, DS1388Z-33 Datasheet - Page 18

• Manufacturer Part Number: DS1388Z-33
• Description: Real Time Clock
• Manufacturer: Maxim Integrated Products

Specifications of DS1388Z-33

• Rtc Memory Size: 512 B
• Supply Voltage (max): 3.63 V
• Supply Voltage (min): 2.97 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Rtc Bus Interface: I2C
• Supply Current: 250 uA
• Package / Case: SOIC-8
• Time Format: HH:MM:SS:hh
• Date Format: YY-MM-DD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

I
and 512 Bytes EEPROM
Figure 8. Data Read—Slave Transmitter Mode
Figure 9. Data Write/Read (Write Pointer, Then Read)—Slave Receive and Transmit
SUBSTRATE CONNECTED TO GROUND
PROCESS: CMOS
18
2
C RTC/Supervisor with Trickle Charger
____________________________________________________________________
B - BLOCK SELECT
S - START
A - ACKNOWLEDGE (ACK)
P - STOP
A - NOT ACKNOWLEDGE (NACK)
R/W - READ/WRITE OR DIRECTION BIT ADDRESS
S
ADDRESS>
1101BBB
<SLAVE
B - BLOCK SELECT
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)>
S
1
<R/W>
ADDRESS>
1101BBB
<SLAVE
A
Chip Information
MASTER TO SLAVE
<R/W>
A
<DATA (n)>
XXXXXXXX
0
A
<DATA (n + 1)>
XXXXXXXX
<WORD ADDRESS (n)>
MASTER TO SLAVE
XXXXXXXX
A
<DATA (n + 1)>
SLAVE TO MASTER
A
XXXXXXXX
A
<DATA (n + 2)>
<SLAVE ADDRESS (n)>
XXXXXXXX
Sr
SLAVE TO MASTER
NOTE: LAST DATA BYTE IS FOLLOWED BY A NACK.
For the latest package outline information and land patterns,
go to www.maxim-ic.com/packages. Note that a “+”, “#”, or
“-” in the package code indicates RoHS status only. Package
drawings may show a different suffix character, but the drawing
pertains to the package regardless of RoHS status.
1101BBB
A
PACKAGE
TYPE
8 SO
(X + 1 BYTES + ACKNOWLEDGE)
<DATA (n + 2)>
A
XXXXXXXX
<R/W>
1
DATA TRANSFERRED
...
NOTE: LAST DATA BYTE IS FOLLOWED BY A NACK.
A
<DATA (n + X)>
XXXXXXXX
PACKAGE
(X + 1 BYTES + ACKNOWLEDGE)
A
CODE
S8+4
DATA TRANSFERRED
Package Information
...
<DATA (n + X)>
A
XXXXXXXX
P
OUTLINE
21-0041
NO.
A
PATTERN NO.
P
90-0096
LAND