Product Highlights
• Ultra-Low Power Consumption
• 9.6μA per Channel at DC with VDD = 3.3V
• 13.2μA per Channel at 100kbps with VDD = 3.3V
• 47.6μA per Channel at 1Mbps with VDD = 3.3V
• Wide Operating Voltage Range from 1.71V to 5.5V
• Reinforced Galvanic Isolation of Digital Signals
• Withstands ±10kV Surge between GNDA and
GNDB with 1.2μs/50μs Waveform
• High CMTI (200kV/μs, min)
• MAX22440-MAX22442 in 16 QSOP Package:
- 3000VRMS Isolation Voltage for 60s (VISO)
- 445VRMS Continuous Working Voltage (VIOWM)
• MAX22840-MAX22842 in 16 Wide SOIC Package:
- 5000VRMS Isolation Voltage for 60s (VISO)
- 848VRMS Continuous Working Voltage (VIOWM)
• MAX22880-MAX22882 in 20 SSOP Package:
- 3750VRMS Isolation Voltage for 60s (VISO)
- 784VRMS Continuous Working Voltage (VIOWM)
• Safety Regulatory Approvals
• UL According to UL1557 (Pending)
• VDE 0884-11 Reinforced Insulation (Pending)
• CSA IEC 62368-1, and IEC 61010-1 (Pending)
• Low Propagation Delay and Low Jitter
• Maximum Data Rate Up to 10Mbps
• Propagation Delay of 43.8ns (typ) at VDD = 3.3V
• Clock Jitter RMS of 35.0ps (typ)
Key Applications
• 4-20mA Loop Process Control
• Compact Micro PLC
• Battery Management
• Parasitically Powered Applications
The MAX22440-MAX22442, MAX22840-MAX22842, and
MAX22880-MAX22882 are a family of 4-channel,
reinforced, ultra-low-power digital galvanic isolators using
Analog Devices proprietary process technology. The
MAX22440-MAX22442 are in a 16-QSOP package with a
withstand voltage rating of 3kVRMS for 60 seconds, the
MAX22840-MAX22842 are in a 16 wide SOIC package
with a withstand voltage rating of 5kVRMS for 60 seconds,
and the MAX22880-MAX22882 are in a 20-SSOP
package with a withstand voltage rating of 3.75kVRMS for
60 seconds. Devices are rated for operation at ambient
temperatures from -40°C to +125°C.