DS1558W+ OverviewThe package 48-LQFP contains real time clocks.The package is in the form of Tray.This electrical RTC has a supply voltage of 2.97V~3.63V.This electrical real time clock has the type Clock/Calendar.Surface Mount is the way this real time clock (RTC) is mounted.Electronic time clocks are recommended that the operating temperature be -40°C~85°C.When operating, Alarm, Leap Year, Watchdog Timer, Y2K can be ensured.It is possible to terminate a transmission line with a RTC module that matches the characteristic impedance of the line, which is known as 48 termination.Obviously, a voltage of 3.3V is being supplied to this electronic component.There are 48 pins on it.The family RTCs belongs to are DS1558.This electrical digital time clock has a 2.5V~3.7V supply voltage.Real time clocks' output frequency should not exceed 0.032MHz.There are 3.3V power supplies attached to it.It is equipped with 48 pins.
DS1558W+ Features48-LQFP package
48 terminations
48 pin count
3.3V power supplies
DS1558W+ ApplicationsThere are a lot of Maxim Integrated
DS1558W+ Real Time Clocks applications.
Portable instruments
Electronic metering
Battery powered products
Automotive
Industrial
Digital still camera
Digital video camera
Printers
Copy machines
Mobile equipment
| Factory Lead Time | 6 Weeks |
| Mounting Type | Surface Mount |
| Package / Case | 48-LQFP |
| Surface Mount | YES |
| Number of Pins | 48 |
| Operating Temperature | -40°C~85°C |
| Packaging | Tray |
| Published | 2009 |
| JESD-609 Code | e3 |
| Feature | Alarm, Leap Year, Watchdog Timer, Y2K |
| Pbfree Code | yes |
| Part Status | Active |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Number of Terminations | 48 |
| ECCN Code | EAR99 |
| Type | Clock/Calendar |
| Terminal Finish | Matte Tin (Sn) |
| HTS Code | 8473.30.11.80 |
| Voltage - Supply | 2.97V~3.63V |
| Terminal Position | QUAD |
| Peak Reflow Temperature (Cel) | 260 |
| Supply Voltage | 3.3V |
| Terminal Pitch | 0.5mm |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Base Part Number | DS1558 |
| Pin Count | 48 |
| Qualification Status | Not Qualified |
| Power Supplies | 3.3V |
| Interface | Parallel |
| Clock Frequency | 0.032MHz |
| External Data Bus Width | 8 |
| Time Format | HH:MM:SS (24 hr) |
| Date Format | YY-MM-DD-dd |
| Current - Timekeeping (Max) | 2mA @ 3.3V |
| Time-Min | SECONDS |
| Interrupt Capability | Y |
| Voltage - Supply, Battery | 2.5V~3.7V |
| Volatile | NO |
| Length | 7mm |
| Height Seated (Max) | 1.2mm |
| Width | 7mm |
| RoHS Status | ROHS3 Compliant |
| Lead Free | Lead Free |
DS1558W+ Datasheet
+8613715157867