UPSD3234AV-24U1T STMicroelectronics, UPSD3234AV-24U1T Datasheet - Page 162
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
Table 145. ISC Timing (3V Devices)
Note: 1. For non-PLD Programming, Erase or in ISC By-pass Mode.
Figure 87. MCU Module AC Measurement I/O Waveform
Note: AC inputs during testing are driven at V
Figure 88. PSD Module AC Float I/O Waveform
Note: For timing purposes, a Port pin is considered to be no longer floating when a 100mV change from load voltage occurs, and begins to
162/170
t
t
t
t
t
t
t
t
t
t
t
Symbol
ISCCF
ISCCH
ISCCL
ISCCFP
ISCCHP
ISCCLP
ISCPSU
ISCPH
ISCPCO
ISCPZV
ISCPVZ
Timing measurements are made at V
float when a 100mV change from the loaded V
I
2. For Program or Erase PLD only.
OL
and I
Clock (TCK, PC1) Frequency (except for PLD)
Clock (TCK, PC1) High Time (except for PLD)
Clock (TCK, PC1) Low Time (except for PLD)
Clock (TCK, PC1) Frequency (PLD only)
Clock (TCK, PC1) High Time (PLD only)
Clock (TCK, PC1) Low Time (PLD only)
ISC Port Set Up Time
ISC Port Hold Up Time
ISC Port Clock to Output
ISC Port High-Impedance to Valid Output
ISC Port Valid Output to High-Impedance
OH
20mA
V CC – 0.5V
Parameter
0.2 V CC – 0.1V
V LOAD + 0.1V
V LOAD – 0.1V
0.45V
IH
(min) for a logic '1,' and V
CC
–0.5V for a logic '1,' and 0.45V for a logic '0.'
OH
or V
OL
Test Reference Points
0.2 V CC + 0.9V
0.2 V CC – 0.1V
level occurs
Test Points
IL
(max) for a logic '0'
Conditions
(Note 1)
(Note 1)
(Note 1)
(Note 2)
(Note 2)
(Note 2)
V OH – 0.1V
V OL + 0.1V
AI06650
AI06651
Min
240
240
40
40
12
5
Max
12
30
30
30
2
MHz
MHz
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
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