93AA56-I/P Microchip Technology, 93AA56-I/P Datasheet - Page 5

• Manufacturer Part Number: 93AA56-I/P
• Description: IC EEPROM 2KBIT 2MHZ 8DIP
• Manufacturer: Microchip Technology

Specifications of 93AA56-I/P

• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Memory Size: 2K (256 x 8 or 128 x 16)
• Speed: 1MHz, 2MHz
• Interface: Microwire, 3-Wire Serial
• Voltage - Supply: 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TABLE 1-6:
TABLE 1-7:
 2004 Microchip Technology Inc.
READ
EWEN
ERASE
ERAL
WRITE
WRAL
EWDS
READ
EWEN
ERASE
ERAL
WRITE
WRAL
EWDS
Instruction
Instruction
SB
SB
1
1
1
1
1
1
1
1
1
1
1
1
1
1
INSTRUCTION SET FOR 93AA66: ORG = 1 (X 16 ORGANIZATION)
INSTRUCTION SET FOR 93AA66: ORG = 0 (X 8 ORGANIZATION)
Opcode
Opcode
10
00
11
00
01
00
00
10
00
11
00
01
00
00
A8 A7 A6 A5 A4 A3 A2 A1 A0
A8 A7 A6 A5 A4 A3 A2 A1 A0
A8 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
A7 A6 A5 A4 A3 A2 A1 A0
A7 A6 A5 A4 A3 A2 A1 A0
A7 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
Address
Address
D15 - D0
D15 - D0
Data In
Data In
D7 - D0
D7 - D0
—
—
—
—
—
—
—
—
—
—
93AA46/56/66
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
Data Out
Data Out
D15 - D0
D7 - D0
High-Z
High-Z
High-Z
High-Z
DS20067J-page 5
Req. CLK
Req. CLK
Cycles
Cycles
27
11
11
11
27
27
11
20
12
12
12
20
20
12