PSD4235G2V-12UI STMicroelectronics, PSD4235G2V-12UI Datasheet - Page 119
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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PSD4235G2
Figure 45. WRITE timing
Table 68.
t
t
t
t
t
t
t
t
t
t
Symbol
LVLX
AVLX
LXAX
AVWL
SLWL
DVWH
WHDX
WLWH
WHAX1
WHAX2
NON-MULTIPLEXED
NON-MULTIPLEXED
MULTIPLEXED
ALE or AS Pulse Width
Address setup time
Address Hold time
Address Valid to Leading
Edge of WR
CS Valid to Leading edge of WR
WR Data setup time
WR Data Hold time
WR Pulse Width
Trailing edge of WR to Address Invalid
Trailing edge of WR to DPLD Address
Invalid
ADDRESS
WRITE timing
ALE/ AS
DATA
BUS
BUS
BUS
R / W
A /D
(DS)
CSI
WR
E
Parameter
t AVLX
t AVPV
ADDRESS
VALID
t SLWL
t AVWL
t LVLX
ADDRESS
t LXAX
VALID
ADDRESS OUT
Conditions
(1)(2)
(2)(3)
(2)(4)
(1)
(1)
(2)
(2)
(2)
(2)
t THEH
t WLWH
t EHEL
Min
15
12
25
28
4
7
8
4
6
0
t WLMV
-70
t DVWH
Max
VALID
VALID
DATA
DATA
t WHPV
DC and AC parameters
Min
20
15
15
35
35
t WHAX
6
8
5
8
0
t WHDX
-90
t ELTL
MCU I/O OUT
STANDARD
Max
AI02896
119/129
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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