PSD813F2-A-70J STMicroelectronics, PSD813F2-A-70J Datasheet - Page 26

• Manufacturer Part Number: PSD813F2-A-70J
• Manufacturer: STMicroelectronics

Specifications of PSD813F2-A-70J

• Operating Temperature (max): 70C
• Operating Temperature (min): 0C
• Operating Temperature Classification: Commercial
• Package Type: PLCC
• Mounting: Surface Mount
• Pin Count: 52
• Lead Free Status / RoHS Status: Compliant

Detailed operation
6
6.1
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Detailed operation
As shown in
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The functions of each block are described in the following sections. Many of the blocks
perform multiple functions, and are user configurable.
Memory blocks
The PSD has the following memory blocks:
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The Memory Select signals for these blocks originate from the Decode PLD (DPLD) and are
user-defined in PSDsoft Express.
Table 9.
number
Sector
Total
Memory blocks
PLD blocks
MCU bus interface
I/O ports
Power management unit (PMU)
JTAG interface
Primary Flash memory
Optional Secondary Flash memory
Optional SRAM
0
1
2
3
4
5
6
7
Figure
Memory block size and organization
Sector size
Primary Flash memory
(Kbytes)
512
32
32
32
32
32
32
32
32
4, the PSD consists of six major types of functional blocks:
8 sectors
Sector
select
signal
FS0
FS1
FS2
FS3
FS4
FS5
FS6
FS7
Doc ID 7833 Rev 7
Sector size
(Kbytes)
Secondary Flash
16
16
16
16
64
memory
CSBOOT0
CSBOOT1
CSBOOT2
CSBOOT3
4 sectors
Sector
signal
select
SRAM size
(Kbytes)
256
256
SRAM
PSD8XXFX
SRAM
select
signal
RS0