PSD4235G2-90U STMicroelectronics, PSD4235G2-90U Datasheet - Page 55
PSD4235G2-90U
Manufacturer Part Number
PSD4235G2-90U
Description
IC FLASH 4MBIT 90NS 80TQFP
Manufacturer
STMicroelectronics
Datasheet
1.PSD4235G2-70U.pdf
(129 pages)
Specifications of PSD4235G2-90U
Format - Memory
FLASH
Memory Type
FLASH
Memory Size
4M (512K x 8)
Speed
90ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
0°C ~ 70°C
Package / Case
80-TQFP, 80-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-1968
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PSD4235G2
15
Memory ID registers
The 8-bit Read-only Memory Status registers are included in the CSIOP space. The user
can determine the memory configuration of the PSD device by reading the Memory ID0 and
Memory ID1 registers. The content of the registers is defined as shown in
Table
27.
Memory ID registers
Table 26
and
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