PSD834F2V-15J STMicroelectronics, PSD834F2V-15J Datasheet - Page 35

• Manufacturer Part Number: PSD834F2V-15J
• Description: IC FLASH 2MBIT 150NS 52PLCC
• Manufacturer: STMicroelectronics

Specifications of PSD834F2V-15J

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 2M (256K x 8)
• Speed: 150ns
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 52-PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-2010-5

Decode PLD (DPLD)
The DPLD, shown in Figure 14, is used for decod-
ing the address for internal and external compo-
nents. The DPLD can be used to generate the
following decode signals:
■
■
Figure 14. DPLD Logic Array
I /O PORTS (PORT A,B,C)
MCELLAB.FB [7:0] (FEEDBACKS)
MCELLBC.FB [7:0] (FEEDBACKS)
PGR0 - PGR7
A [ 15:0 ]
PD [ 2:0 ] (ALE,CLKIN,CSI)
PDN (APD OUTPUT)
CNTRL [ 2:0 ] ( READ/WRITE CONTROL SIGNALS)
RESET
RD_BSY
8 Sector Select (FS0-FS7) signals for the
primary Flash memory (three product terms
each)
4 Sector Select (CSBOOT0-CSBOOT3)
signals for the secondary Flash memory (three
product terms each)
*
(INPUTS)
(24)
(16)
(8)
(8)
(8)
(3)
(3)
(1)
(1)
(1)
Doc ID 10552 Rev 3
■
■
■
■
1 internal SRAM Select (RS0) signal (two
product terms)
1 internal CSIOP Select (PSD Configuration
Register) signal
1 JTAG Select signal (enables JTAG on Port
C)
2 internal Peripheral Select signals
(Peripheral I/O mode).
3
3
3
3
3
3
3
3
3
3
3
3
2
1
1
1
1
RS0
CSIOP
PSEL0
PSEL1
JTAGSEL
PSD813F2V, PSD854F2V
CSBOOT 0
CSBOOT 1
CSBOOT 2
CSBOOT 3
FS0
FS1
FS7
FS2
FS3
FS5
FS6
FS4
SRAM SELECT
I/O DECODER
SELECT
PERIPHERAL I/O MODE
SELECT
8 PRIMARY FLASH
MEMORY SECTOR SELECTS
AI02873D
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