S-93A46A/56A/66A

Seiko Instruments Inc.

1

The S-93A46A/56A/66A is a high-temperature

operation, high speed, low current consumption, 1 K-

bit, 2 K-bit and 4 K-bit serial E

operating voltage range. It is organized as 64-word

×

16-bit, 128-word

× 16-bit and 256-word × 16-bit in

each. It is capable of sequential read, at which time

addresses are automatically incremented in 16-bit

blocks. The instruction code is compatible with the

NM93CS46/56/66.

Features

• Low current consumption

Standby: 3.0

= 5.5 V)

= 2.7 V)

• Wide operating voltage range Read:

2.7 to 5.5 V

Write:

2.7 to 5.5 V

• Sequential read capable

• Write disable function when power supply voltage is low

• Function to protect against write due to erroneous instruction recognition

• CMOS schmitt input (CS, SK)

• Endurance:

10

1.5

× 10

* For each address (Word: 16 bits)

• Data retention:

15 years (after rewriting 1.5

× 10

• High-temperature operation:

+125°C Max.

• Lead-free products

Packages

Package name

Drawing code

Package

Tape

Reel

8-Pin SOP (JEDEC)

FJ008-A

FJ008-D

FJ008-D

Caution Before using the product in medical equipment or automobile equipment including car audios,

keyless entries and engine control units, contact to SII is indispensable.