AT93C66A-10PU-2.7 Atmel, AT93C66A-10PU-2.7 Datasheet - Page 6

• Manufacturer Part Number: AT93C66A-10PU-2.7
• Description: IC EEPROM 4KBIT 2MHZ 8DIP
• Manufacturer: Atmel

Specifications of AT93C66A-10PU-2.7

• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Memory Size: 4K (512 x 8 or 256 x 16)
• Speed: 1MHz, 2MHz
• Interface: 3-Wire Serial
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-DIP (0.300", 7.62mm)
• Organization: 512 K x 8 or 256 K x 16
• Interface Type: 3-Wire
• Maximum Clock Frequency: 1 MHz
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Maximum Operating Current: 2 mA
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• Minimum Operating Temperature: - 40 C
• Operating Supply Voltage: 3.3 V, 5 V
• Density: 4Kb
• Frequency (max): 1MHz
• Write Protection: No
• Data Retention: 100Year
• Operating Supply Voltage (typ): 3.3/5V
• Package Type: PDIP
• Operating Temp Range: -40C to 85C
• Supply Current: 2mA
• Operating Supply Voltage (min): 2.7V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Industrial
• Mounting: Through Hole
• Pin Count: 8
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 3-4.
Note:
6
Instruction
READ
EWEN
ERASE
WRITE
ERAL
WRAL
EWDS
The X’s in the address field represent don’t care values and must be clocked.
AT93C56A/66A
Instruction Set for the AT93C56A and AT93C66A
SB
1
1
1
1
1
1
1
Code
Op
10
00
11
01
00
00
00
11XXXXXXX
10XXXXXXX
01XXXXXXX
00XXXXXXX
A
A
A
8
8
8
x 8
– A
– A
– A
0
0
0
Address
11XXXXXX
10XXXXXX
01XXXXXX
00XXXXXX
A
A
A
x 16
7
7
7
– A
– A
– A
0
0
0
D
D
7
7
x 8
– D
– D
0
0
Data
D
D
15
15
x 16
– D
– D
0
0
Comments
Reads data stored in memory, at
specified address.
Write enable must precede all
programming modes.
Erases memory location A
Writes memory location A
Erases all memory locations. Valid
only at V
Writes all memory locations. Valid
only at V
Register cleared.
Disables all programming instructions.
CC
CC
= 5.0V ±10% and Disable
= 4.5V to 5.5V.
3378O–SEEPR–11/09
n
n
– A
– A
0
0
.
.