93AA66/P Microchip Technology, 93AA66/P Datasheet - Page 4

• Manufacturer Part Number: 93AA66/P
• Description: IC EEPROM 4KBIT 2MHZ 8DIP
• Manufacturer: Microchip Technology

Specifications of 93AA66/P

• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Memory Size: 4K (512 x 8 or 256 x 16)
• Speed: 1MHz, 2MHz
• Interface: Microwire, 3-Wire Serial
• Voltage - Supply: 1.8 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 8-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

93AA46/56/66
TABLE 1-2:
TABLE 1-3:
TABLE 1-4:
TABLE 1-5:
DS20067J-page 4
READ
EWEN
ERASE
ERAL
WRITE
WRAL
EWDS
READ
EWEN
ERASE
ERAL
WRITE
WRAL
EWDS
READ
EWEN
ERASE
ERAL
WRITE
WRAL
EWDS
READ
EWEN
ERASE
ERAL
WRITE
WRAL
EWDS
Instruction
Instruction
Instruction
Instruction
SB
SB
SB
SB
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
INSTRUCTION SET FOR 93AA46: ORG = 1 (X 16 ORGANIZATION)
INSTRUCTION SET FOR 93AA46: ORG = 0 (X 8 ORGANIZATION)
INSTRUCTION SET FOR 93AA56: ORG = 1 (X 16 ORGANIZATION)
INSTRUCTION SET FOR 93AA56: ORG = 0 (X 8 ORGANIZATION)
Opcode
Opcode
Opcode
Opcode
10
00
00
01
00
00
10
00
00
01
00
00
10
00
00
01
00
00
10
00
00
01
00
00
11
11
11
11
X A7 A6 A5 A4 A3 A2 A1 A0
X A7 A6 A5 A4 A3 A2 A1 A0
X A7 A6 A5 A4 A3 A2 A1 A0
1 1 X X X X X X X
1 0 X X X X X X X
0 1 X X X X X X X
0 0 X X X X X X X
X A6 A5 A4 A3 A2 A1 A0
X A6 A5 A4 A3 A2 A1 A0
X A6 A5 A4 A3 A2 A1 A0
1 1 X X X X X X
1 0 X X X X X X
0 1 X X X X X X
0 0 X X X X X X
A6 A5 A4 A3 A2 A1 A0
A6 A5 A4 A3 A2 A1 A0
A6 A5 A4 A3 A2 A1 A0
1 1 X X X X X
1 0 X X X X X
0 1 X X X X X
0 0 X X X X X
A5 A4 A3 A2 A1 A0
A5 A4 A3 A2 A1 A0
A5 A4 A3 A2 A1 A0
1 1 X X X X
1 0 X X X X
0 1 X X X X
0 0 X X X X
Address
Address
Address
Address
D15 - D0
D15 - D0
D15 - D0
D15 - D0
D7 - D0
Data In
Data In
D7 - D0
Data In
Data In
D7 - D0
D7 - D0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
Data Out
Data Out
Data Out
Data Out
D15 - D0
D15 - D0
D7 - D0
D7 - D0
 2004 Microchip Technology Inc.
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
Req. CLK
Req. CLK
Req. CLK
Req. CLK
Cycles
Cycles
Cycles
Cycles
25
25
25
18
10
10
10
18
18
10
27
11
11
11
27
27
11
20
12
12
12
20
20
12
9
9
9
9