93AA46_04 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
READ
1
EWEN
1
ERASE
1
ERAL
1
WRITE
1
WRAL
1
EWDS
1
Opcode
10
00
11
00
01
00
00
Address
A7 A6 A5 A4 A3 A2 A1 A0
11XXXXXX
A7 A6 A5 A4 A3 A2 A1 A0
10XXXXXX
A7 A6 A5 A4 A3 A2 A1 A0
01XXXXXX
00XXXXXX
Data In
—
—
—
—
D15 - D0
D15 - D0
—
Data Out
D15 - D0
High-Z
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
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
 2004 Microchip Technology Inc.
DS20067J-page 5