93AA46-ISN Datasheet, PDF (5/22 Pages) Microchip Technology – 1K/2K/4K 1.8V Microwire Serial EEPROM

93AA46/56/66
TABLE 1-6: INSTRUCTION SET FOR 93AA66: ORG = 1 (X 16 ORGANIZATION)
Instruction SB
Opcode
Address
Data In
Data Out
READ
EWEN
ERASE
ERAL
WRITE
WRAL
EWDS
1
10
A7 A6 A5 A4 A3 A2 A1 A0
—
D15 - D0
1
00
11XXXXXX
—
High-Z
1
11
A7 A6 A5 A4 A3 A2 A1 A0
—
(RDY/BSY)
1
00
10XXXXXX
—
(RDY/BSY)
1
01
A7 A6 A5 A4 A3 A2 A1 A0 D15 - D0 (RDY/BSY)
1
00
0 1 X X X X X X D15 - D0 (RDY/BSY)
1
00
00XXXXXX
—
High-Z
TABLE 1-7: INSTRUCTION SET FOR 93AA66: ORG = 0 (X 8 ORGANIZATION)
Instruction SB
READ
1
EWEN
1
ERASE
1
ERAL
1
WRITE
1
WRAL
1
EWDS
1
Opcode
Address
Data In
10
A8 A7 A6 A5 A4 A3 A2 A1 A0
—
00
11XXXXXXX
—
11
A8 A7 A6 A5 A4 A3 A2 A1 A0
—
00
10XXXXXXX
—
01
A8 A7 A6 A5 A4 A3 A2 A1 A0 D7 - D0
00
0 1 X X X X X X X D7 - D0
00
00XXXXXXX
—
Data Out
D7 - D0
High-Z
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
High-Z
Req. CLK
Cycles
27
11
11
11
27
27
11
Req. CLK
Cycles
20
12
12
12
20
20
12
 1998-2012 Microchip Technology Inc.
DS20067K-page 5