Models that support document scanning from the Camera app
iPad mini (5th generation and later)
iPad mini (A17 Pro)
iPad (8th generation and later)
iPad Air (3rd generation and later)
iPad Air 11-inch (M2)
iPad Air 13-inch (M2)
iPad Pro 11-inch (all generations)
iPad Pro 11-inch (M4)
iPad Pro 12.9-inch (3rd generation and later)
iPad Pro 13-inch (M4)