ISL12027IB27Z Intersil, ISL12027IB27Z Datasheet - Page 3

• Manufacturer Part Number: ISL12027IB27Z
• Description: IC RTC/CAL W/EEPROM 2.7V 8-SOIC
• Manufacturer: Intersil
• Type: Clock/Calendar/Supervisor/EEPROMr

Specifications of ISL12027IB27Z

• 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)
• Bus Type: Serial (I2C)
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• Operating Temperature Classification: Industrial
• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Pin Count: 8
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Block Diagram
SCL
SDA
32.768kHZ
RESET
INTERFACE
DECODER
SERIAL
X1
X2
CONTROL
3
DECODE
LOGIC
8
REGISTERS
CONTROL/
(EEPROM)
OSCILLATOR
OSC COMPENSATION
ISL12027, ISL12027A
WATCHDOG
TIMER
FREQUENCY
REGISTERS
DIVIDER
STATUS
(SRAM)
LOW VOLTAGE
RESET
1Hz
ALARM
CALENDAR
LOGIC
TIMER
ALARM REGS
COMPARE
REGISTERS
(EEPROM)
EEPROM
KEEPING
ARRAY
(SRAM)
TIME
4k
CIRCUITRY
BATTERY
SWITCH
V
V
August 12, 2010
DD
BAT
FN8232.8