Table 115. dc characteristics (3v devices) – ST & T UPSD3212C User Manual
Page 138
uPSD3212A, uPSD3212C, uPSD3212CV
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Table 115. DC Characteristics (3V Devices)
Symbol
Parameter
Test Condition
(in addition to those
in
)
Min.
Typ.
Max.
Unit
V
IH
Input High Voltage (Ports 1, 2,
3, 4[Bits 7,6,5,4,3,1,0], A, B, C,
D, XTAL1, RESET)
3.0V < V
CC
< 3.6V
0.7V
CC
V
CC
+ 0.5
V
V
IH1
Input High Voltage (Port 4[Bit
2])
3.0V < V
CC
< 3.6V
2.0
V
CC
+ 0.5
V
V
IL
Input High Voltage (Ports 1, 2,
3, 4[Bits 7,6,5,4,3,1,0], XTAL1,
RESET)
3.0V < V
CC
< 3.6V
V
SS
– 0.5
0.3V
CC
V
V
IL1
Input Low Voltage
(Ports A, B, C, D)
3.0V < V
CC
< 3.6V
–0.5
0.8
V
Input Low Voltage
(Port 4[Bit 2])
3.0V < V
CC
< 3.6V
V
SS
– 0.5
0.8
V
V
OL
Output Low Voltage
(Ports A,B,C,D)
I
OL
= 20µA
V
CC
= 3.0V
0.01
0.1
V
I
OL
= 4mA
V
CC
= 3.0V
0.15
0.45
V
V
OL1
Output Low Voltage
(Ports 1,2,3,4, WR, RD)
I
OL
= 1.6mA
0.45
V
I
OL
= 100µA
0.3
V
V
OL2
Output Low Voltage
(Port 0, ALE, PSEN)
I
OL
= 3.2mA
0.45
V
I
OL
= 200µA
0.3
V
V
OH
Output High Voltage
(Ports A,B,C,D)
I
OH
= –20µA
V
CC
= 3.0V
2.9
2.99
V
I
OH
= –1mA
V
CC
= 3.0V
2.4
2.6
V
V
OH1
Output High Voltage
(Ports 1,2,3,4, WR, RD)
I
OH
= –20µA
2.0
V
I
OH
= –10µA
2.7
V
V
OH2
Output High Voltage (Port 0 in
ext. Bus Mode, ALE, PSEN)
I
OH
= –800µA
2.0
V
I
OH
= –80µA
2.7
V
V
OH3
Output High Voltage V
STBYON
I
OH
= –1µA
V
STBY
– 0.8
V
V
LVR
Low Voltage Reset
0.1V hysteresis
2.3
2.5
2.7
V
V
OP
XTAL Open Bias Voltage
(XTAL1, XTAL2)
I
OL
= 3.2mA
1.0
2.0
V
V
LKO
V
CC
(min) for Flash Erase and
Program
1.5
2.2
V
V
STBY
SRAM (PSD) Standby Voltage
2.0
V
CC
– 0.2
V
V
DF
SRAM (PSD) Data Retention
Voltage
Only on V
STBY
2
V
I
IL
Logic '0' Input Current
(Ports 1,2,3,4)
V
IN
= 0.45V
(0V for Port 4[pin 2])
–1
–50
µA