UPSD3234AV-24U1T STMicroelectronics, UPSD3234AV-24U1T Datasheet - Page 145

• Manufacturer Part Number: UPSD3234AV-24U1T
• Description: Flash Programmable System Devices with 8032 Microcontroller Core and 64Kbit SRAM
• Manufacturer: STMicroelectronics

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Table 118. DC Characteristics (3V Devices)
Symbol
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
STBY
V
OH1
OH2
OH3
I
OL1
OL2
LVR
LKO
IH1
OH
OP
IL1
OL
DF
IL
IH
IL
Input High Voltage (Ports 1, 2,
3, 4[Bits 7,6,5,4,3,1,0], A, B, C,
D, XTAL1, RESET)
Input High Voltage (Port 4[Bit
2])
Input High Voltage (Ports 1, 2,
3, 4[Bits 7,6,5,4,3,1,0], XTAL1,
RESET)
Input Low Voltage
(Ports A, B, C, D)
Input Low Voltage
(Port 4[Bit 2])
Output Low Voltage
(Ports A,B,C,D)
Output Low Voltage
(Ports 1,2,3,4, WR, RD)
Output Low Voltage
(Port 0, ALE, PSEN)
Output High Voltage
(Ports A,B,C,D)
Output High Voltage
(Ports 1,2,3,4, WR, RD)
Output High Voltage (Port 0 in
ext. Bus Mode, ALE, PSEN)
Output High Voltage V
Low Voltage Reset
XTAL Open Bias Voltage
(XTAL1, XTAL2)
V
Program
SRAM (PSD) Stand-by Voltage
SRAM (PSD) Data Retention
Voltage
Logic '0' Input Current
(Ports 1,2,3,4)
CC
(min) for Flash Erase and
Parameter
STBYON
uPSD3234A, uPSD3234BV, uPSD3233B, uPSD3233BV
(in addition to those
(0V for Port 4[pin 2])
3.0V < V
3.0V < V
3.0V < V
3.0V < V
3.0V < V
113., page
Test Condition
0.1V hysteresis
Only on V
I
I
I
I
OH
I
I
I
I
I
I
I
V
V
V
V
V
I
OL
OL
OL
OL
OH
OH
OH
OH
I
OL
I
OH
OL
OH
OL
IN
in
CC
CC
CC
CC
= –800µA
= 1.6mA
= 100µA
= 3.2mA
= 200µA
= 3.2mA
= –20µA
= –20µA
= –10µA
= –80µA
= 0.45V
= 20µA
= –1mA
Table
= –1µA
= 4mA
= 3.0V
= 3.0V
= 3.0V
= 3.0V
CC
CC
CC
CC
CC
STBY
< 3.6V
< 3.6V
< 3.6V
< 3.6V
< 3.6V
140)
V
V
V
STBY
0.7V
SS
SS
Min.
–0.5
2.0
2.9
2.4
2.0
2.7
2.0
2.7
2.3
1.0
1.5
2.0
–1
2
– 0.5
– 0.5
– 0.8
CC
Typ.
0.01
0.15
2.99
2.6
2.5
V
V
V
0.3V
CC
CC
CC
Max.
0.45
0.45
0.45
–50
0.8
0.8
0.1
0.3
0.3
2.7
2.0
2.2
+ 0.5
+ 0.5
– 0.2
CC
145/170
Unit
µA
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V