Analog Devices DS3234SN# Real Time Clocks
IC RTC CLK/CALENDAR SPI 20-SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
DS3234SN#
Detailed Description
IC RTC CLK/CALENDAR SPI 20-SOIC
Package
20-SOIC (0.295", 7.50mm Width)
Key Features
Package / Case: 20-SOIC (0.295", 7.50mm Width); Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
DS3234SN# Datasheet
Quick Jump:
Technical Specifications
Analog Devices DS3234SN# Real Time Clocks technical specifications.
General
Interface
SPI
Memory Size
256B
Package / Case
20-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Supply Voltage
2V ~ 5.5V
Lifecycle Status
Active
Features
Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal
Type
Clock/Calendar
Time Format
HH:MM:SS (12/24 hr)
Related Parts Comparison (DS3234SN# vs DS1673S-5+T&R vs DS1670S+ vs DS1673S-5)
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 | 20-SOIC | 20-SOIC | 20-SOIC | 20-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C |
| Supply Voltage | 2V ~ 5.5V | 4.5V ~ 5.5V | 2.97V ~ 3.63V | 4.5V ~ 5.5V |
| Interface | SPI | 3-Wire Serial | 3-Wire Serial | 3-Wire Serial |
| Lifecycle Status | Active | Active | Active | Obsolete |
| Current Timekeeping Max | 120µA ~ 160µA @ 3.63V ~ 5.5V | 300µA @ 5V | 100µA @ 3.3V | 300µA @ 5V |
| Date Format | YY-MM-DD-dd | YY-MM-DD-dd | YY-MM-DD-dd | YY-MM-DD-dd |
| Features | Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal | Alarm, Leap Year, Watchdog Timer | Alarm, Leap Year, Watchdog Timer | Alarm, Leap Year, 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 (12/24 hr) |
| Type | Clock/Calendar | Portable System Controller | Portable System Controller | Portable System Controller |
| Voltage Supply Battery | 2V ~ 3.8V | 2.5V ~ 3.7V | 2.5V ~ 3.7V | 2.5V ~ 3.7V |
| Action |
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