UPSD3212C Datasheet, PDF (124/152 Pages) STMicroelectronics – Flash Programmable System Devices with 8032 Microcontroller Core and 16Kbit SRAM

UPSD3212C, UPSD3212CV
Table 89. DC Characteristics (5V Devices)
Symbol
Parameter
Test Condition
(in addition to those
Min.
Typ. Max.
Unit
in Table 86, page 122)
Input High Voltage (Ports 1, 2,
V_IH
3, 4[Bits 7,6,5,4,3,1,0], XTAL1, 4.5V < VCC < 5.5V
0.7V_CC
RESET)
V_CC + 0.5
V
V_IH1
Input High Voltage (Ports A, B,
C, D, 4[Bit 2])
4.5V < V_CC < 5.5V
2.0
V_CC + 0.5
V
Input Low Voltage (Ports 1, 2,
V_IL
3, 4[Bits 7,6,5,4,3,1,0], XTAL1,
4.5V < V_CC < 5.5V
V_SS – 0.5
RESET)
0.3V_CC
V
Input Low Voltage
(Ports A, B, C, D)
V_IL1
Input Low Voltage
(Port 4[Bit 2])
4.5V < V_CC < 5.5V
4.5V < V_CC < 5.5V
–0.5
V_SS – 0.5
0.8
V
0.8
V
V_OL
Output Low Voltage
(Ports A,B,C,D)
I_OL = 20µA
V_CC = 4.5V
I_OL = 8mA
V_CC = 4.5V
0.01
0.1
V
0.25 0.45
V
V_OL1
Output Low Voltage
(Ports 1,2,3,4, WR, RD)
I_OL = 1.6mA
0.45
V
V_OL2
Output Low Voltage
(Port 0, ALE, PSEN)
I_OL = 3.2mA
0.45
V
V_OH
Output High Voltage
(Ports A,B,C,D)
I_OH = –20µA
V_CC = 4.5V
4.4
4.49
V
I_OH = –2mA
V_CC = 4.5V
2.4
3.9
V
V_OH1
Output High Voltage
(Ports 1,2,3,4, WR, RD)
I_OH = –80µA
I_OH = –10µA
2.4
4.05
V
V
Output High Voltage (Port 0 in
I_OH = –800µA
2.4
V
V_OH2
ext. Bus Mode, ALE, PSEN)
I_OH = –80µA
4.05
V
V_OH3
Output High Voltage V_STBYON
I_OH = –1µA
V_STBY – 0.8
V
V_LVR
Low Voltage RESET
0.1V hysteresis
3.75
4.0
4.25
V
V_OP
XTAL Open Bias Voltage
(XTAL1, XTAL2)
I_OL = 3.2mA
2.0
3.0
V
V_LKO
V_CC(min) for Flash Erase and
Program
2.5
4.2
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])
–10
–50
µA
I_TL
Logic 1-to-0 Transition Current
V_IN = 3.5V
(Ports 1,2,3,4)
(2.5V for Port 4[pin 2])
–65
–650
µA
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