Akai LTA-32N658HCP, Service Manual, Page: 19 / 58

Main features:
• Low-Voltage and Standard-Voltage Operation
– 2.7 (VCC = 2.7V to 5.5V)
– 1.8 (VCC = 1.8V to 5.5V)
• Low-Power Devices (ISB = 6
μ A @ 5.5V) Available
• Internally Organized 4096 x 8, 8192 x 8
• Two-wire Serial Interface
• Schmitt Trigger, Filtered Inputs for Noise Suppression
• Bidirectional Data Transfer Protocol
• 100 kHz (1.8V) and 400 kHz (2.5V) Clock Rate for AT24C32A
• 400 kHz (1.8V) Clock Rate for AT24C64A
• Write Protect Pin for Hardware Data Protection
• 32-byte Page Write Mode (Partial Page Writes Allowed)
• Self-timed Write Cycle (5 ms Max)
• High Reliability
– Endurance: 1 Million Write Cycles
– Data Retention: 100 Years
• Automotive Grade, Extended Temperature and Lead-free/Halogen-free
Devices Available
• 8-lead JEDEC PDIP, 8-lead JEDEC SOIC, 8-lead EIAJ SOIC, 8-lead MAP and 8-lead
TSSOP Packages
• Die Sales: Wafer Form, Waffle Pack, and Bumped Wafers
Pin Configuration
Pin NO. Pin Name Function
1-3
A0 – A2 Address Inputs
4
GND Ground
5
SDA Serial Data
6
SCL Serial Clock Input
7
WP Write Protect
8
VCC Power Supply
18