PSD813F1A-90JI STMicroelectronics, PSD813F1A-90JI Datasheet - Page 46
![IC FLASH 1MBIT 90NS 52PLCC](/photos/7/24/72493/497-52-plcc_series_sml.jpg)
PSD813F1A-90JI
Manufacturer Part Number
PSD813F1A-90JI
Description
IC FLASH 1MBIT 90NS 52PLCC
Manufacturer
STMicroelectronics
Datasheet
1.PSD813F1A-90U.pdf
(111 pages)
Specifications of PSD813F1A-90JI
Format - Memory
FLASH
Memory Type
FLASH
Memory Size
1M (128K x 8)
Speed
90ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Package / Case
52-PLCC
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
497-1976-5
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PSD813F1A-90JI
Manufacturer:
WSI
Quantity:
10
Company:
Part Number:
PSD813F1A-90JI
Manufacturer:
STMicroelectronics
Quantity:
10 000
PSD813F1A
PSD Interface to a Non-Multiplexed 8-Bit Bus
Figure
microcontroller with an 8-bit non-multiplexed bus
and a PSD. The address bus is connected to the
ADIO Port, and the data bus is connected to Port
Figure 22. An Example of a Typical 8-bit Non-Multiplexed Bus Interface
46/111
22
RESET
MCU
shows an example of a system using a
BHE
ALE
WR
RD
A [ 15:0 ]
D [ 7:0 ]
PSD
WR ( CNTRL0 )
RD ( CNTRL1 )
BHE ( CNTRL2 )
RST
ALE ( PD0 )
PORT D
PORT
ADIO
A. Port A is in tri-state mode when the PSD is not
accessed by the microcontroller. Should the sys-
tem address bus exceed sixteen bits, Ports B, C,
or D may be used for additional address inputs.
PORT
PORT
PORT
A
B
C
D [ 7:0 ]
(OPTIONAL)
A [ 23:16 ]
AI02879C