TB28F400BVT80 Intel, TB28F400BVT80 Datasheet - Page 14

• Manufacturer Part Number: TB28F400BVT80
• Manufacturer: Intel

Specifications of TB28F400BVT80

• Density: 4Mb
• Access Time (max): 80ns
• Interface Type: Parallel
• Boot Type: Top
• Address Bus: 19/18Bit
• Operating Supply Voltage (typ): 3.3/5V
• Operating Temp Range: -40C to 85C
• Package Type: SOP
• Sync/async: Asynchronous
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (min): 3/4.5V
• Operating Supply Voltage (max): 3.6/5.5V
• Word Size: 8/16Bit
• Number Of Words: 512K/256K
• Supply Current: 70mA
• Mounting: Surface Mount
• Pin Count: 44
• Lead Free Status / Rohs Status: Not Compliant

4-MBIT SmartVoltage BOOT BLOCK FAMILY
NOTE: Address = A[17:0]. In x8 operation, the least significant system address should be connected to A
shown for x16 operation.
NOTE: Address = A[18:0]. These memory maps apply to the 28F004B or the 28F400 in x8 mode.
14
7BFFFH
3CFFFH
79FFFH
77FFFH
5FFFFH
3FFFFH
1FFFFH
3DFFFH
7FFFFH
7C000H
7A000H
3BFFFH
3FFFFH
3D000H
3C000H
2FFFFH
1FFFFH
0FFFFH
78000H
60000H
40000H
20000H
3E000H
00000H
30000H
20000H
10000H
00000H
8-Kbyte PARAMETER BLOCK
8-Kbyte PARAMETER BLOCK
8-Kbyte PARAMETER BLOCK
8-Kbyte PARAMETER BLOCK
128-Kbyte MAIN BLOCK
128-Kbyte MAIN BLOCK
128-Kbyte MAIN BLOCK
16-Kbyte BOOT BLOCK
96-Kbyte MAIN BLOCK
16-Kbyte BOOT BLOCK
128-Kbyte MAIN BLOCK
128-Kbyte MAIN BLOCK
128-Kbyte MAIN BLOCK
96-Kbyte MAIN BLOCK
28F004-T
28F400-T
Figure 7. Word-Wide x16-Mode Memory Maps
Figure 8. Byte-Wide x8-Mode Memory Maps
SEE NEW DESIGN RECOMMENDATIONS
2FFFFH
1FFFFH
0FFFFH
01FFFH
3FFFFH
03FFFH
02FFFH
7FFFFH
5FFFFH
3FFFFH
1FFFFH
30000H
20000H
10000H
04000H
03000H
07FFFH
05FFFH
03FFFH
02000H
00000H
60000H
40000H
20000H
08000H
06000H
04000H
00000H
8-Kbyte PARAMETER BLOCK
8-Kbyte PARAMETER BLOCK
8-Kbyte PARAMETER BLOCK
8-Kbyte PARAMETER BLOCK
128-Kbyte MAIN BLOCK
128-Kbyte MAIN BLOCK
128-Kbyte MAIN BLOCK
16-Kbyte BOOT BLOCK
128-Kbyte MAIN BLOCK
128-Kbyte MAIN BLOCK
128-Kbyte MAIN BLOCK
16-Kbyte BOOT BLOCK
96-Kbyte MAIN BLOCK
96-Kbyte MAIN BLOCK
28F004-B
28F400-B
-1
. Memory maps are
0530_07
0530_08