93AA46A_07 Datasheet, PDF (9/38 Pages) Microchip Technology – 1K-16K Microwire Compatible Serial EEPROMs

93XX46X/56X/66X/76X/86X
TABLE 2-7: INSTRUCTION SET FOR 93XX86A/B/C
Instruction SB Opcode
Address
Data In
Data Out
Req.
CLK
Cycles
93XX86B OR 93XX86C WITH ORG = 1 (16-BIT WORD ORGANIZATION)
ERASE
1
11
A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 — (RDY/BSY) 13
ERAL
1
00
1 0 x x x x x x x x — (RDY/BSY) 13
EWDS
1
00
00xxxxxxxx —
High-Z
13
EWEN
1
00
11xxxxxxxx —
High-Z
13
READ
1
10
A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 —
D15-D0
29
WRITE
1
01
A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 D15-D0 (RDY/BSY) 29
WRAL
1
00
0 1 x x x x x x x x D15-D0 (RDY/BSY) 29
93XX86A OR 93XX86C WITH ORG = 0 (8-BIT WORD ORGANIZATION)
ERASE
1
11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 — (RDY/BSY) 14
ERAL
1
00
1 0 x x x x x x x x x — (RDY/BSY) 14
EWDS
1
00
0 0xxxxxxxxx —
High-Z
14
EWEN
1
00
1 1xxxxxxxxx —
High-Z
14
READ
1
10 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 —
D7-D0
22
WRITE
1
01 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 D7-D0 (RDY/BSY) 22
WRAL
1
00
0 1 x x x x x x x x x D7-D0 (RDY/BSY) 22
© 2007 Microchip Technology Inc.
DS21929D-page 9