PSD4235G2V-10U STMICROELECTRONICS [STMicroelectronics], PSD4235G2V-10U Datasheet - Page 87
PSD4235G2V-10U
Manufacturer Part Number
PSD4235G2V-10U
Description
Flash In-System Programmable (ISP) Peripherals for 16-bit MCUs
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
1.PSD4235G2V-10U.pdf
(100 pages)
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Table 65. Program, WRITE and Erase Times
Note: 1. Programmed to all zero before erase.
Figure 44. Peripheral I/O WRITE Timing Diagram
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without notice.
t
t
WHQV3
WHQV2
Symbol
t
t
t
WHWLO
WHQV1
Q7VQV
2. The polling status, DQ7, is valid tQ7VQV time units before the data byte, DQ0-DQ7, is valid for reading.
3. DQ7 is DQ15 for Motorola MCU with 16-bit data bus.
A / D BUS
ALE /AS
Flash Program
Flash Bulk Erase
Flash Bulk Erase (not pre-programmed)
Sector Erase (pre-programmed)
Sector Erase (not pre-programmed)
Byte Program
Program / Erase Cycles (per Sector)
Sector Erase Time-Out
DQ7 Valid to Output (DQ7-DQ0) Valid (Data Polling)
WR
1
(pre-programmed)
ADDRESS
Parameter
tWLQV
(PF)
2,3
100,000
Min.
tDVQV (PF)
DATA OUT
DATA OUT
PORT F
Typ.
100
8.5
2.2
10
14
3
1
tWHQZ (PF)
Max.
1200
PSD4256G6V
30
30
30
AI05741
cycles
Unit
87/100
µs
µs
ns
s
s
s
s
s
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