93AA86A Datasheet, PDF (4/28 Pages) Microchip Technology – 16K Microwire Compatible Serial EEPROM

93AA86A/B/C, 93LC86A/B/C, 93C86A/B/C
FIGURE 1-1:
SYNCHRONOUS DATA TIMING
VIH
CS
VIL
VIH
CLK
VIL
VIH
DI
VIL
TDIS
TCSS
DO ^VOH
(Read) _VOL
TSV
DO ^VOH
(Program)
VOL
TCKH
TDIH
TPD
Note: TSV is relative to CS.
TCKL
Status Valid
TCSH
TPD
TCZ
TCZ
TABLE 1-3: INSTRUCTION SET FOR X 16 ORGANIZATION (93XX86B OR 93XX86C WITH ORG = 1)
Instruction SB Opcode
Address
Data In
Data Out
Req. CLK
Cycles
READ
EWEN
1
10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 —
D15-D0
29
1
00 1 1 X X X X X X X X
—
HighZ
13
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
WRITE
1
01 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 D15-D0 (RDY/BSY)
29
WRAL
EWDS
1
00 0 1 X X X X X X X X D15-D0 (RDY/BSY)
29
1
00 0 0 X X X X X X X X
—
High-Z
13
TABLE 1-4: INSTRUCTION SET FOR X 8 ORGANIZATION (93XX86A OR 93XX86C WITH ORG = 0)
Instruction SB Opcode
Address
Data In
Data Out
Req. CLK
Cycles
READ
EWEN
1
10 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 —
D7-D0
22
1
00
1 1XXXXXXXXX —
High-Z
14
ERASE
1
11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 — (RDY/BSY)
14
ERAL
1
00
1 0XXXXXXXXX
— (RDY/BSY)
14
WRITE
1
01 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 D7-D0 (RDY/BSY)
22
WRAL
EWDS
1
00
0 1 X X X X X X X X X D7-D0 (RDY/BSY)
22
1
00
0 0XXXXXXXXX —
High-Z
14
DS21797G-page 4
© 2005 Microchip Technology Inc.