AT28HC64B-12TC Atmel, AT28HC64B-12TC Datasheet - Page 2

• Manufacturer Part Number: AT28HC64B-12TC
• Description: EEPROM 1M 5V SDP- 120NS COM TEMP
• Manufacturer: Atmel

Specifications of AT28HC64B-12TC

• Product Category: EEPROM
• Memory Size: 8 Kbit
• Organization: 8 K x 8
• Data Retention: 10 yr
• Maximum Operating Current: 40 mA
• Operating Supply Voltage: 2.7 V, 3.6 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Package / Case: TSOP-28
• Access Time: 55 ns
• Interface Type: SPI
• Minimum Operating Temperature: 0 C
• Output Enable Access Time: 50 ns
• Factory Pack Quantity: 234
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 4.5 V

2. Pin Configurations
2.1
2
Pin Name
A0 - A12
CE
OE
WE
I/O0 - I/O7
NC
DC
28-lead SOIC Top View
AT28HC64B
GND
I/O0
I/O1
I/O2
A12
NC
A7
A6
A5
A4
A3
A2
A1
A0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Function
Addresses
Chip Enable
Output Enable
Write Enable
Data Inputs/Outputs
No Connect
Don’t Connect
28
27
26
25
24
23
22
21
20
19
18
17
16
15
VCC
WE
NC
A8
A9
A11
OE
A10
CE
I/O7
I/O6
I/O5
I/O4
I/O3
2.2
Note:
2.3
VCC
A11
A12
WE
OE
NC
NC
A9
A8
A7
A6
A5
A4
A3
32-lead PLCC Top View
PLCC package pins 1 and 17 are Don’t Connect.
28-lead TSOP Top View
1
2
3
4
5
6
7
8
9
10
11
12
13
14
I/O0
NC
A6
A5
A4
A3
A2
A1
A0
5
6
7
8
9
10
11
12
13
29
28
27
26
25
24
23
22
21
A8
A9
A11
NC
OE
A10
CE
I/O7
I/O6
0274L–PEEPR–2/3/09
28
27
26
25
24
23
22
21
20
19
18
17
16
15
A10
CE
I/O7
I/O6
I/O5
I/O4
I/O3
GND
I/O2
I/O1
I/O0
A0
A1
A2