PSD4235G2V-12UI STMicroelectronics, PSD4235G2V-12UI Datasheet - Page 116
PSD4235G2V-12UI
Manufacturer Part Number
PSD4235G2V-12UI
Description
IC FLASH 4MBIT 120NS 80TQFP
Manufacturer
STMicroelectronics
Datasheet
1.PSD4235G2-70U.pdf
(129 pages)
Specifications of PSD4235G2V-12UI
Format - Memory
FLASH
Memory Type
FLASH
Memory Size
4M (512K x 8)
Speed
120ns
Interface
Parallel
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Package / Case
80-TQFP, 80-VQFP
Number Of Macrocells
24
Maximum Operating Frequency
25.6 MHz
Delay Time
90 ns
Operating Supply Voltage
3 V to 3.6 V
Maximum Operating Temperature
85 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-1970
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PSD4235G2V-12UI
Manufacturer:
STMicroelectronics
Quantity:
10 000
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DC and AC parameters
Table 66.
1. Programmed to all zero before erase.
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.
Figure 43. Peripheral I/O write timing
116/129
t
t
t
t
t
WHQV3
WHQV2
WHQV1
WHWLO
Q7VQV
Symbol
A / D BUS
ALE/AS
Program, WRITE and Erase times
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 timeout
DQ7 Valid to output (DQ7-DQ0) Valid (Data
Polling)
WR
(2)(3)
(1)
(pre-programmed)
ADDRESS
Parameter
tWLQV
(PF)
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
30
30
30
PSD4235G2
AI05741
cycles
Unit
µs
µs
ns
s
s
s
s
s
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