CAT93CXXXX Datasheet, PDF (4/10 Pages) Catalyst Semiconductor – Supervisory Circuits with Microwire Serial CMOS E2PROM, Precision Reset Controller and Watchdog Timer

CAT93CXXXX
INSTRUCTION SET
Instruction Device Start Opcode
Type
Bit
Address
x8
x16
Data
x8
x16
READ
93C46XX 1
93C56XX⁽¹⁾ 1
93C66XX 1
93C57XX 1
93C86XX 1
10 A6–A0 A5-A0
10 A8–A0 A7-A0
10 A8–A0 A7-A0
10 A7-A0 A6-A0
10 A10-A0 A9-A0
ERASE 93C46XX 1
93C56XX⁽¹⁾ 1
93C66XX 1
93C57XX 1
93C86XX 1
11 A6–A0 A5-A0
11 A8–A0 A7-A0
11 A8–A0 A7-A0
11 A7-A0 A6-A0
11 A10-A0 A9-A0
WRITE 93C46XX 1
93C56XX⁽¹⁾ 1
93C66XX 1
93C57XX 1
93C86XX 1
01 A6–A0 A5-A0 D7-D0 D15-D0
01 A8–A0 A7-A0 D7-D0 D15-D0
01 A8–A0 A7-A0 D7-D0 D15-D0
01 A7-A0 A6-A0 D7-D0 D15-D0
01 A10-A0 A9-A0 D7-D0 D15-D0
EWEN 93C46XX 1
93C56XX 1
93C66XX 1
93C57XX 1
93C86XX 1
00
11XXXXX
11XXXX
00
11XXXXXXX 11XXXXXX
00
11XXXXXXX 11XXXXXX
00
11XXXXXX 11XXXXX
00 11XXXXXXXXX 11XXXXXXXX
EWDS 93C46XX 1
93C56XX 1
93C66XX 1
93C57XX 1
93C86XX 1
00
00XXXXX
00XXXX
00
00XXXXXXX 00XXXXXX
00
00XXXXXXX 00XXXXXX
00
00XXXXXX 00XXXXX
00 00XXXXXXXXX 00XXXXXXXX
ERAL 93C46XX 1
93C56XX 1
93C66XX 1
93C57XX 1
93C86XX 1
00
10XXXXX
10XXXX
00
10XXXXXXX 10XXXXXX
00
10XXXXXXX 10XXXXXX
00
10XXXXXX 10XXXXX
00 10XXXXXXXXX 10XXXXXXXX
WRAL 93C46XX 1
93C56XX 1
93C66XX 1
93C57XX 1
93C86XX 1
00
01XXXXX 01XXXX D7-D0 D15-D0
00 01XXXXXXX 01XXXXXX D7-D0 D15-D0
00 01XXXXXXX 01XXXXXX D7-D0 D15-D0
00
01XXXXXX 01XXXXX D7-D0 D15-D0
00 01XXXXXXXXX 01XXXXXXXX D7-D0 D15-D0
Advanced Information
Comments
Read Address AN–A0
Clear Address AN–A0
Write Address AN–A0
Write Enable
Write Disable
Clear All Addresses
Write All Addresses
Note:
(1) Address bit A8 for 256x8 ORG and A7 for 128x16 ORG are "Don't Care" bits, but must be kept at either a "1" or "0" for READ, WRITE and
ERASE commands.
Stock No. 21084-01 2/98
9-88