Renesas 1338AC-31SRGI8 Real Time Clocks
IC RTC CLK/CALENDAR I2C 16SOIC

Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
1338AC-31SRGI8
Detailed Description
IC RTC CLK/CALENDAR I2C 16SOIC
Package
16-SOIC (0.295", 7.50mm Width)
Key Features
Package / Case: 16-SOIC (0.295", 7.50mm Width); Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
1338AC-31SRGI8 Datasheet
Quick Jump:
Technical Specifications
Renesas 1338AC-31SRGI8 Real Time Clocks technical specifications.
General
Interface
I²C, 2-Wire Serial
Memory Size
56B
Package / Case
16-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Supply Voltage
3.3V ~ 5.5V
Features
Leap Year, NVSRAM, Square Wave
Type
Clock/Calendar
Time Format
HH:MM:SS (12/24 hr)
Date Format
YY-MM-DD-dd
Alternate Parts Comparison (1338AC-31SRGI8 vs 1339AC-2SRGI vs 1339AC-2SRGI8 vs X1288S16)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 16-SOIC | 16-SOIC | 16-SOIC | 16-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 | 0°C ~ 70°C |
| Supply Voltage | 3.3V ~ 5.5V | 1.7V ~ 5.5V | 1.7V ~ 5.5V | 4.5V ~ 5.5V |
| Interface | I²C, 2-Wire Serial | I²C, 2-Wire Serial | I²C, 2-Wire Serial | I²C, 2-Wire Serial |
| Current Timekeeping Max | 5µA @ 3.63V ~ 5.5V | 200µA @ 3.63V ~ 5.5V | 200µA @ 3.63V ~ 5.5V | 10µA ~ 20µA @ 2.7V ~ 5V |
| Date Format | YY-MM-DD-dd | YY-MM-DD-dd | YY-MM-DD-dd | YY-MM-DD-dd |
| Features | Leap Year, NVSRAM, Square Wave | Alarm, Leap Year, Square Wave Output, Trickle-Charger | Alarm, Leap Year, Square Wave Output, Trickle-Charger | Alarm, Leap Year, Supervisor, Watchdog Timer |
| Time Format | HH:MM:SS (12/24 hr) | HH:MM:SS (12/24 hr) | HH:MM:SS (12/24 hr) | HH:MM:SS:hh (12/24 hr) |
| Type | Clock/Calendar | Clock/Calendar | Clock/Calendar | Clock/Calendar |
| Voltage Supply Battery | 1.3V ~ 3.7V | 1.3V ~ 3.7V | 1.3V ~ 3.7V | 1.8V ~ 5.5V |
| Action |
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