Click to expand full text
Memory ICs
2,048-Bit Serial Electrically Erasable PROM
BR93LC56 / BR93LC56F / BR93LC56RF / BR93LC56FV
Features • • Low power CMOS technology • 128 × 16 bit configuration • 2.7V to 5.5V operation • Low power dissipation – 3mA (max.) active current: 5V – 5µA (max.) standby current: 5V • Auto increment for efficient data bump • Automatic erase-before-write • Hardware and software write protection – Default to write-disabled state at power up – Software instructions for write-enable / disable – Vcc lock out inadvertent write protection • 8-pin SOP / 8-pin SSOP-B / 8-pin DIP packages • Device status signal during write cycle • TTL compatible Input / Output • 100,000 ERASE / write cycles • 10 years Data Retention
•Pin assignments
CS 1 SK 2 DI 3 8 VCC 7 N.C. N.C. 1 VCC 2 CS SK 3 4 8 7 6 5 N.C.