UPSD3234AV-24U1T STMicroelectronics, UPSD3234AV-24U1T Datasheet - Page 159
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)
- Current page: 159 of 170
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Figure 84. Peripheral I/O WRITE Timing
Table 138. Port A Peripheral Data Mode WRITE Timing (5V Devices)
Note: 1. Data stable on Port 0 pins to data on Port A.
Table 139. Port A Peripheral Data Mode WRITE Timing (3V Devices)
Note: 1. Data stable on Port 0 pins to data on Port A.
t
t
t
t
t
t
WLQV–PA
DVQV–PA
WHQZ–PA
WLQV–PA
DVQV–PA
WHQZ–PA
Symbol
Symbol
A / D BUS
WR to Data Propagation Delay
Data to Port A Data Propagation Delay
WR Invalid to Port A Tri-state
WR to Data Propagation Delay
Data to Port A Data Propagation Delay
WR Invalid to Port A Tri-state
ALE
WR
Parameter
Parameter
ADDRESS
uPSD3234A, uPSD3234BV, uPSD3233B, uPSD3233BV
tWLQV
(PA)
Conditions
Conditions
(Note 1)
(Note 1)
tDVQV (PA)
DATA OUT
DATA OUT
PORT A
Min
Min
tWHQZ (PA)
Max
Max
25
22
20
42
38
33
AI06611
159/170
Unit
Unit
ns
ns
ns
ns
ns
ns
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