ISL12027IB30AZ Intersil, ISL12027IB30AZ Datasheet - Page 18

• Manufacturer Part Number: ISL12027IB30AZ
• Description: IC RTC/CALENDAR EEPROM 8-SOIC
• Manufacturer: Intersil
• Type: Clock/Calendar/Supervisor/EEPROMr

Specifications of ISL12027IB30AZ

• Memory Size: 4K (512 x 8)
• Time Format: HH:MM:SS (12/24 hr)
• Date Format: YY-MM-DD-dd
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ARRAY
CCR
FROM TRANSMITTER
FROM RECEIVER
DATA OUTPUT
DATA OUTPUT
A7
1
1
D7
FIGURE 19. SLAVE ADDRESS, WORD ADDRESS, AND DATA BYTES (64 BYTE PAGES)
0
SCL FROM
SDA
SCL
SDA
MASTER
SCL
DEVICE IDENTIFIER
18
A6
0
1
D6
0
FIGURE 18. ACKNOWLEDGE RESPONSE FROM RECEIVER
A5
FIGURE 16. VALID DATA CHANGES ON THE SDA BUS
D5
1
0
START
0
FIGURE 17. VALID START AND STOP CONDITIONS
DATA STABLE
A4
D4
0
1
0
ISL12027, ISL12027A
START
A3
D3
1
0
1
DATA CHANGE
A2
D2
1
0
A1
D1
1
0
R/W
DATA STABLE
A8
A0
D0
STOP
8
SLAVE ADDRESS BYTE
WORD ADDRESS 1
WORD ADDRESS 0
ACKNOWLEDGE
DATA BYTE
BYTE 0
BYTE 3
BYTE 1
BYTE 2
9
August 12, 2010
FN8232.8