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93LC46A Datasheet(PDF) 5 Page - Microchip Technology

Part # 93LC46A
Description  1K Microwire Compatible Serial EEPROM
PDF  34 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

93LC46A Datasheet(HTML) 5 Page - Microchip Technology

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 2010 Microchip Technology Inc.
DS21749H-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
0XX
XX
—
(RDY/BSY)9
EWDS
1
00
0
0XX
XX
—
High-Z
9
EWEN
1
00
1
1XX
XX
—
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
1XX
XX
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
0XXX
XX
—
(RDY/BSY)10
EWDS
1
00
0
0XXX
XX
—High-Z
10
EWEN
1
00
1
1XXX
XX
—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
1XXX
XX
D7 - D0
(RDY/BSY)18
CS
VIH
VIL
VIH
VIL
VIH
VIL
VOH
VOL
VOH
VOL
CLK
DI
DO
(Read)
DO
(Program)
TCSS
TDIS
TCKH
TCKL
TDIH
TPD
TCSH
TPD
TCZ
Status Valid
TSV
TCZ
Note: TSV is relative to CS.



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