AT49F040A-55JU Atmel, AT49F040A-55JU Datasheet - Page 2

• Manufacturer Part Number: AT49F040A-55JU
• Description: IC FLASH 4MBIT 55NS 32PLCC
• Manufacturer: Atmel

Specifications of AT49F040A-55JU

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 4M (512K x 8)
• Speed: 55ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2. Pin Configurations
2.1
2.2
2
32-lead PLCC Top View
32-lead TSOP (Type 1) Top View (8 x 20 mm)
AT49F040A
Pin Name
A0 - A18
CE
OE
WE
I/O0 - I/O7
VCC
A11
A13
A14
A17
A18
A16
A15
A12
WE
A9
A8
A7
A6
A5
A4
I/O0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
A7
A6
A5
A4
A3
A2
A1
A0
5
6
7
8
9
10
11
12
13
Chip Enable
Output Enable
Write Enable
Function
Addresses
Data Inputs/Outputs
29
28
27
26
25
24
23
22
21
A14
A13
A8
A9
A11
OE
A10
CE
I/O7
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
OE
A10
CE
I/O7
I/O6
I/O5
I/O4
I/O3
GND
I/O2
I/O1
I/O0
A0
A1
A2
A3
3359D–FLASH–3/05