| Factory Lead Time | 6 Weeks |
| Mount | Surface Mount |
| Mounting Type | Surface Mount |
| Package / Case | 8-TSSOP (0.173, 4.40mm Width) |
| Surface Mount | YES |
| Number of Pins | 8 |
| Supplier Device Package | 8-TSSOP |
| Number of Terminals | 8 |
| Mounting Style | SMD/SMT |
| Supplier Package | TSSOP |
| Bus Type | Serial I2C |
| Mounting | Surface Mount |
| Package | Tape & Reel (TR);Cut Tape (CT);Digi-Reel®; |
| Base Product Number | MCP7940 |
| Mfr | Microchip Technology |
| Product Status | Active |
| Maximum Operating Temperature | + 85 C |
| Minimum Operating Temperature | - 40 C |
| Manufacturer | Microchip |
| Brand | Microchip Technology |
| RoHS | Details |
| Battery Backup Switching | No Backup Switching |
| Package Shape | RECTANGULAR |
| Operating Temperature | -40°C~85°C |
| Packaging | Tape & Reel (TR) |
| Published | 2011 |
| Series | -- |
| JESD-609 Code | e3 |
| Feature | Alarm, Leap Year, Square Wave Output, SRAM |
| Part Status | Active |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Number of Terminations | 8 |
| ECCN Code | EAR99 |
| Type | Clock/Calendar |
| Terminal Finish | Matte Tin (Sn) - annealed |
| HTS Code | 8542.39.00.01 |
| Voltage - Supply | 1.8V~5.5V |
| Terminal Position | DUAL |
| Terminal Form | GULL WING |
| Peak Reflow Temperature (Cel) | 260 |
| Supply Voltage | 2.5V |
| Terminal Pitch | 0.65mm |
| Reach Compliance Code | compliant |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Base Part Number | MCP7940M |
| Pin Count | 8 |
| JESD-30 Code | R-PDSO-G8 |
| Function | Clock/Calendar/Alarm |
| Qualification Status | Not Qualified |
| Operating Supply Voltage | 2.5, 3.3, 5 V |
| Power Supplies | 2/5V |
| Temperature Grade | INDUSTRIAL |
| Interface | I2C, 2-Wire Serial |
| Memory Size | 64B |
| uPs/uCs/Peripheral ICs Type | TIMER, REAL TIME CLOCK |
| Logic Function | Clock |
| Seated Height-Max | 1.2 mm |
| Product Type | Real Time Clocks |
| Screening Level | Industrial |
| Number of Timers | 1 |
| Time Format | HH:MM:SS (12/24 hr) |
| Date Format | YY-MM-DD-dd |
| Current - Timekeeping (Max) | 1μA @ 5.5V |
| Time-Min | SECONDS |
| Interrupt Capability | Y |
| Voltage - Supply, Battery | -- |
| Volatile | NO |
| Information Access Method | I2C |
| Features | Alarm, Leap Year, Square Wave Output, SRAM |
| Product Category | Real Time Clock |
| Length | 4.4mm |
| Height Seated (Max) | 1.2mm |
| Width | 3mm |
| Radiation Hardening | No |
| RoHS Status | ROHS3 Compliant |
| Lead Free | Lead Free |
MCP7940MT-I/ST Datasheet
+8613715157867