ISL1220IUZ-T Intersil, ISL1220IUZ-T Datasheet - Page 5

• Manufacturer Part Number: ISL1220IUZ-T
• Description: IC RTC LP BATT BACK SRAM 10MSOP
• Manufacturer: Intersil
• Type: Clock/Calendar/Alarmr

Specifications of ISL1220IUZ-T

• Memory Size: 8B
• 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: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ISL1220IUZ-TTR

SDA vs SCL Timing
Symbol Table
WAVEFORM
(OUTPUT TIMING)
(INPUT TIMING)
SDA
SCL
SDA
INPUTS
Must be steady
May change
from LOW
to HIGH
May change
from HIGH
to LOW
Don’t Care:
Changes Allowed
N/A
t
SU:STA
5
t
HD:STA
t
OUTPUTS
Will be steady
Will change
from LOW
to HIGH
Will change
from HIGH
to LOW
Changing:
State Not Known
Center Line is
High Impedance
F
t
SU:DAT
t
HIGH
ISL1220
t
LOW
t
HD:DAT
t
R
t
AA
t
DH
t
BUF
t
SU:STO
June 22, 2006
FN6315.0