UPSD3234AV-24U1T STMicroelectronics, UPSD3234AV-24U1T Datasheet - Page 158
UPSD3234AV-24U1T
Manufacturer Part Number
UPSD3234AV-24U1T
Description
Flash Programmable System Devices with 8032 Microcontroller Core and 64Kbit SRAM
Manufacturer
STMicroelectronics
Datasheet
1.UPSD3234AV-24U1T.pdf
(170 pages)
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uPSD3234A, uPSD3234BV, uPSD3233B, uPSD3233BV
Figure 83. Peripheral I/O READ Timing
Table 136. Port A Peripheral Data Mode READ Timing (5V Devices)
Note: 1. Any input used to select Port A Data Peripheral Mode.
Table 137. Port A Peripheral Data Mode READ Timing (3V Devices)
Note: 1. Any input used to select Port A Data Peripheral Mode.
158/170
t
t
t
t
t
t
t
t
t
t
AVQV–PA
SLQV–PA
RLQV–PA
DVQV–PA
RHQZ–PA
AVQV–PA
SLQV–PA
RLQV–PA
DVQV–PA
RHQZ–PA
Symbol
Symbol
2. Data is already stable on Port A.
2. Data is already stable on Port A.
A/D BUS
Address Valid to Data
Valid
CSI Valid to Data Valid
RD to Data Valid
Data In to Data Out Valid
RD to Data High-Z
Address Valid to Data Valid
CSI Valid to Data Valid
RD to Data Valid
Data In to Data Out Valid
RD to Data High-Z
ALE
CSI
RD
Parameter
Parameter
ADDRESS
t SLQV (PA)
t AVQV (PA)
t RLQV (PA)
Conditions
Conditions
(Note 1)
(Note 2)
(Note 1)
(Note 2)
DATA ON PORT A
t DVQV (PA)
DATA VALID
Min
Min
Max
Max
t RHQZ (PA)
37
27
32
22
23
50
37
45
38
36
Turbo
Turbo
+ 10
+ 10
+ 20
+ 20
Off
Off
AI06610
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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