AT24C16B 7 AT24C16B/P AT24C16B-1 AT24C16B-10PU-1.8 AT24C16B-10PU-2.7 AT24C16B-10SU-1.8 AT24C16B-10SU-2.7 AT24C16B7 AT24C16B-7 AT24C16B-8