MAX71334C

• Advanced Metrology

• Up to seven (7-Poly-phase), four (4-Single/Two-phase) metrology channels
• 0.1% typical accuracy over 5000:1 current range
• Integrated ADCs support current transformers, Rogowski coils, and Shunts

• Three remote ADC interfaces for current sensing with remote shunts

• Dedicated RTC circuit, ensures accurate timekeeping

• Integrated security engine

• AES-128/192/256, and AES-GCM-128
• True random number generator
• 3DES
• On-Chip CE-OnGuard, protects metering operations from unauthorized access
• Supports Welmec/MID

• Highly integrated product features and flexible peripherals support broad application needs

• Low-Power ADC for environmental monitoring
• LCD controller supporting up to eight (8) common planes: 8x36 / 6x38 / 4x40
• Up to 52 (ZON P3S/P3SL) or 54 (ZON M3S/M3SL) GPIO pins

• SPI (Master and Slave), Master I2C, 4-UARTs

• Two (2)- smart card ports, two (2)-touch switch inputs

• 38kHz IR Encoder/Decoder
• Single-Cycle 32x32 + 64 Multiply-Accumulate unit

• Configurable Operation Modes

• 1.6μA SLP Mode (VBAT_RTC)
• 14.6μA LCD Mode (VBAT_RTC and VBAT)
• 1KB NVRAM in SLP Mode, Optional 8KB NVRAM
Backup in LCD Mode (with VBAT active)