PSD4235G2-90UI STMicroelectronics, PSD4235G2-90UI Datasheet - Page 115

• Manufacturer Part Number: PSD4235G2-90UI
• Description: IC FLASH 4MBIT 90NS 80TQFP
• Manufacturer: STMicroelectronics

Specifications of PSD4235G2-90UI

• 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: -40°C ~ 85°C
• Package / Case: 80-TQFP, 80-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-1969

PSD4235G2
Figure 40. Asynchronous RESET / Preset
Figure 41. Asynchronous clock mode timing (product term clock)
Figure 42. Input macrocell timing (product term clock)
Table 65.
1. Inputs from Port A, B, and C relative to register/latch clock from the PLD. ALE latch timings refer to t
t
t
t
t
t
Symbol
IS
IH
INH
INL
INO
Input setup time
Input Hold time
NIB input high time
NIB input low time
NIB input to combinatorial
delay
Input macrocell timing
Parameter
REGISTERED
RESET/PRESET
PT CLOCK
OUTPUT
AI03101
OUTPUT
INPUT
REGISTER
CLOCK
INPUT
OUTPUT
INPUT
Conditions
t
INH
tCHA
(1)
tARP
tARPW
Min
15
0
9
9
t
INL
tCLA
t
-70
IS
tSA
Max
34
tHA
t
IH
tCOA
t
Min
INO
20
12
12
0
-90
Max
46
AI02859
DC and AC parameters
AI02864
AVLX
Aloc
+ 2
PT
and t
LXAX
Turbo
+ 12
+ 12
Off
.
115/129
Unit
ns
ns
ns
ns
ns