Datasheet

 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 XXXX — (RDY/
BSY)9
EWDS 1 00 0 0 XXXX — High-Z 9
EWEN 1 00 1 1 XXXX — 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 XXXXD15 - 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 XXXXX — (RDY/
BSY)10
EWDS 1 00 0 0 XXXXX —High-Z 10
EWEN 1 00 1 1 XXXXX —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 XXXXX D7 - D0 (RDY/
BSY)18
CS
V
IH
VIL
VIH
VIL
VIH
VIL
VOH
VOL
VOH
VOL
CLK
DI
DO
(Read)
DO
(Program)
T
CSS
TDIS
TCKH
TCKL
TDIH
TPD
TCSH
TPD
TCZ
Status Valid
T
SV
TCZ
Note: TSV is relative to CS.