| Parameters |
| Mfr |
NXP USA Inc. |
| Series |
- |
| Package |
Tube |
| Product Status |
Obsolete |
| Digi-Key Programmable |
Not Verified |
| Type |
Clock/Calendar |
| Features |
Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer |
| Memory Size |
512B |
| Time Format |
HH:MM:SS (12/24 hr) |
| Date Format |
YY-MM-DD-dd |
| Interface |
I²C, 2-Wire Serial |
| Voltage - Supply |
1.8V ~ 4.2V |
| Voltage - Supply, Battery |
1.8V ~ 4.2V |
| Current - Timekeeping (Max) |
1.5µA @ 3.3V |
| Operating Temperature |
-40°C ~ 85°C |
| Mounting Type |
Surface Mount |
| Package / Case |
20-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package |
20-SO |
| Base Product Number |
PCF21 |
| RoHS Status |
ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) |
3 (168 Hours) |
| REACH Status |
REACH Unaffected |
| ECCN |
EAR99 |
| HTSUS |
8542.39.0001 |
| Standard Package |
38 |
Real Time Clock (RTC) IC Clock/Calendar 512B I²C, 2-Wire Serial 20-SOIC (0.295", 7.50mm Width)