Renesas X1227S8I-2.7A Real Time Clocks
IC RTC CLK/CALENDAR I2C 8-SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
X1227S8I-2.7A
Detailed Description
IC RTC CLK/CALENDAR I2C 8-SOIC
Package
8-SOIC (0.154", 3.90mm Width)
Key Features
Package / Case: 8-SOIC (0.154", 3.90mm Width); Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
X1227S8I-2.7A Datasheet
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Technical Specifications
Renesas X1227S8I-2.7A Real Time Clocks technical specifications.
General
Interface
I²C, 2-Wire Serial
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Supply Voltage
2.7V ~ 5.5V
Lifecycle Status
Obsolete
Features
Alarm, Leap Year, Supervisor, Watchdog Timer
Type
Clock/Calendar
Time Format
HH:MM:SS (12/24 hr)
Date Format
YY-MM-DD-dd
Related Parts Comparison (X1227S8I-2.7A vs ISL12057IBZ-T vs X1227S8IZ vs ISL1208IB8Z-TK)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Package / Case | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Supply Voltage | 2.7V ~ 5.5V | 1.8V ~ 3.6V | 4.5V ~ 5.5V | 2.7V ~ 5.5V |
| Interface | I²C, 2-Wire Serial | I²C, 2-Wire Serial | I²C, 2-Wire Serial | I²C, 2-Wire Serial |
| Lifecycle Status | Obsolete | Active | Obsolete | Active |
| Current Timekeeping Max | 10µA ~ 20µA @ 2.7V ~ 5V | 0.65µA @ 1.8V | 10µA ~ 20µA @ 2.7V ~ 5V | 4µA ~ 6µA @ 3V ~ 5V |
| Date Format | YY-MM-DD-dd | YY-MM-DD-dd | YY-MM-DD-dd | YY-MM-DD-dd |
| Features | Alarm, Leap Year, Supervisor, Watchdog Timer | Alarm, Leap Year | Alarm, Leap Year, Supervisor, Watchdog Timer | Alarm, Leap Year, SRAM |
| Time Format | HH:MM:SS (12/24 hr) | HH:MM:SS (12/24 hr) | HH MM SS (12/24 hr) | HH:MM:SS (12/24 hr) |
| Type | Clock/Calendar | Clock/Calendar | Clock/Calendar | Clock/Calendar |
| Voltage Supply Battery | 1.8V ~ 5.5V | -- | 1.8V ~ 5.5V | 1.8V ~ 5.5V |
| Action |
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