Microchip Technology 93AA46A-I/SN Memory IC SOIC-8 93AA46A-I/SN Data Sheet
Product codes
93AA46A-I/SN
2002-2013 Microchip Technology Inc.
DS20001749K-page 5
93AA46A/B/C, 93LC46A/B/C, 93C46A/B/C
FIGURE 1-1:
SYNCHRONOUS DATA TIMING
TABLE 1-3: INSTRUCTION SET FOR X16 ORGANIZATION (93XX46B OR 93XX46C WITH ORG = 1)
TABLE 1-4: INSTRUCTION SET FOR X8 ORGANIZATION (93XX46A OR 93XX46C WITH ORG = 0)
Instruction
SB
Opcode
Address
Data In
Data Out
Req. CLK Cycles
ERASE
1
11
A5
A4
A3
A2
A1
A0
—
(RDY/
BSY
)
9
ERAL
1
00
1
0
X
X
X
X
—
(RDY/
BSY
)
9
EWDS
1
00
0
0
X
X
X
X
—
High-Z
9
EWEN
1
00
1
1
X
X
X
X
—
High-Z
9
READ
1
10
A5
A4
A3
A2
A1
A0
—
D15 - D0
25
WRITE
1
01
A5
A4
A3
A2
A1
A0
D15 - D0
(RDY/
BSY
)
25
WRAL
1
00
0
1
X
X
X
X
D15 - D0
(RDY/
BSY
)
25
Instruction
SB
Opcode
Address
Data In
Data Out
Req. CLK Cycles
ERASE
1
11
A6 A5 A4 A3 A2 A1 A0
—
(RDY/
BSY
)
10
ERAL
1
00
1
0
X
X
X
X
X
—
(RDY/
BSY
)
10
EWDS
1
00
0
0
X
X
X
X
X
—
High-Z
10
EWEN
1
00
1
1
X
X
X
X
X
—
High-Z
10
READ
1
10
A6 A5 A4 A3 A2 A1 A0
—
D7 - D0
18
WRITE
1
01
A6 A5 A4 A3 A2 A1 A0
D7 - D0
(RDY/
BSY
)
18
WRAL
1
00
0
1
X
X
X
X
X
D7 - D0
(RDY/
BSY
)
18
CS
V
IH
V
IL
V
IH
V
IL
V
IH
V
IL
V
OH
V
OL
V
OH
V
OL
CLK
DI
DO
(Read)
DO
(Program)
T
CSS
T
DIS
T
CKH
T
CKL
T
DIH
T
PD
T
CSH
T
PD
T
CZ
Status Valid
T
SV
T
CZ
Note: T
SV
is relative to CS.