AT93C66-10PI Atmel, AT93C66-10PI Datasheet - Page 5

• Manufacturer Part Number: AT93C66-10PI
• Description: IC EEPROM 4KBIT 2MHZ 8DIP
• Manufacturer: Atmel

Specifications of AT93C66-10PI

• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Memory Size: 4K (512 x 8 or 256 x 16)
• Speed: 2MHz
• Interface: 3-Wire Serial
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Instruction Set for the AT93C46
Instruction Set for the AT93C57
Instruction
READ
EWEN
ERASE
WRITE
ERAL
WRAL
EWDS
Instruction
READ
EWEN
ERASE
WRITE
ERAL
WRAL
EWDS
SB
SB
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Code
Code
Op
Op
10
00
11
01
00
00
00
10
00
11
01
00
00
00
11XXXXXX
10XXXXXX
01XXXXXX
00XXXXXX
11XXXXX
10XXXXX
01XXXXX
00XXXXX
A
A
A
A
A
A
7
7
7
6
6
6
x 8
x 8
- A
- A
- A
- A
- A
- A
0
0
0
0
0
0
Address
Address
11XXXXX
10XXXXX
01XXXXX
00XXXXX
11XXXX
10XXXX
01XXXX
00XXXX
A
A
A
A
A
A
x 16
x 16
6
6
6
5
5
5
- A
- A
- A
- A
- A
- A
0
0
0
0
0
0
D
D
D
D
7
7
7
7
x 8
x 8
- D
- D
- D
- D
0
0
0
0
Data
Data
D
D
D
D
15
15
x 16
15
15
x 16
- D
- D
- D
- D
0
0
0
0
Comments
Reads data stored in memory, at
specified address.
programming modes.
Erase memory location A
Writes memory location A
only at V
Writes all memory locations. Valid
only at V
Comments
Reads data stored in memory, at
specified address.
Write enable must precede all
programming modes.
Erase memory location A
Writes memory location A
Erases all memory locations. Valid
only at V
Writes all memory locations. Valid
only at V
Disables all programming instructions.
Write enable must precede all
Erases all memory locations. Valid
Disables all programming instructions.
AT93C46/56/57/66
CC
CC
CC
CC
= 4.5V to 5.5V.
= 4.5V to 5.5V.
= 4.5V to 5.5V.
= 4.5V to 5.5V.
n
n
n
n
- A
- A
- A
- A
0
0
0
0
.
.
.
.
5