PSD935G2-90U STMicroelectronics, PSD935G2-90U Datasheet - Page 76

• Manufacturer Part Number: PSD935G2-90U
• Manufacturer: STMicroelectronics

Specifications of PSD935G2-90U

• Operating Temperature (max): 70C
• Operating Temperature (min): 0C
• Operating Temperature Classification: Commercial
• Package Type: TQFP
• Mounting: Surface Mount
• Pin Count: 80
• Lead Free Status / RoHS Status: Compliant

PSD935G2
Microcontroller Interface – PSD935G2 AC/DC Parameters
(3.0 V to 3.6 V Versions)
Read Timing
NOTES: 1. RD timing has the same timing as DS and PSEN signals.
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
LVLX
AVLX
LXAX
AVQV
RLRH
RHQZ
EHEL
THEH
ELTL
AVPV
SLQV
RLQV
RHQX
2. RD and PSEN have the same timing for 80C51.
3. Any input used to select an internal PSD4135G2V function.
4. In multiplexed mode latched address generated from ADIO delay to address output on any Port.
5. RD timing has the same timing as DS signals.
ALE or AS Pulse Width
Address Setup Time
Address Hold Time
Address Valid to Data Valid
CS Valid to Data Valid
RD to Data Valid
RD or PSEN to Data Valid,
80C51 Mode
RD Data Hold Time
RD Pulse Width
RD to Data High-Z
E Pulse Width
R/W Setup Time to Enable
R/W Hold Time After Enable
Address Input Valid to
Address Output Delay
(3.0 V to 3.6 V Versions)
Parameter
Conditions
(Note 3)
(Note 3)
(Note 3)
(Note 5)
(Note 2)
(Note 1)
(Note 1)
(Note 1)
(Note 4)
Min
22
36
38
10
7
8
0
0
-90
Max
90
90
35
45
38
30
Min
PSD9XX Family
24
10
40
42
16
9
0
0
-12
Max
120 Add 20**
120
35
48
40
35
Turbo
Off
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
75