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UPSD3212A Datasheet, PDF (138/163 Pages) STMicroelectronics – Flash Programmable System Devices with 8032 MCU with USB and Programmable Logic
uPSD3212A, uPSD3212C, uPSD3212CV
Table 115. DC Characteristics (3V Devices)
Symbol
Parameter
Test Condition
(in addition to those
in Table
Min.
Typ. Max.
Unit
110., page 133)
Input High Voltage (Ports 1, 2,
VIH
3, 4[Bits 7,6,5,4,3,1,0], A, B, C, 3.0V < VCC < 3.6V
0.7VCC
D, XTAL1, RESET)
VCC + 0.5
V
VIH1
Input High Voltage (Port 4[Bit
2])
3.0V < VCC < 3.6V
2.0
VCC + 0.5
V
Input High Voltage (Ports 1, 2,
VIL
3, 4[Bits 7,6,5,4,3,1,0], XTAL1, 3.0V < VCC < 3.6V VSS – 0.5
RESET)
0.3VCC
V
Input Low Voltage
(Ports A, B, C, D)
VIL1
Input Low Voltage
(Port 4[Bit 2])
3.0V < VCC < 3.6V
3.0V < VCC < 3.6V
–0.5
VSS – 0.5
0.8
V
0.8
V
VOL
Output Low Voltage
(Ports A,B,C,D)
IOL = 20µA
VCC = 3.0V
IOL = 4mA
VCC = 3.0V
0.01
0.1
V
0.15 0.45
V
VOL1
Output Low Voltage
(Ports 1,2,3,4, WR, RD)
IOL = 1.6mA
IOL = 100µA
0.45
V
0.3
V
VOL2
Output Low Voltage
(Port 0, ALE, PSEN)
IOL = 3.2mA
IOL = 200µA
0.45
V
0.3
V
VOH
Output High Voltage
(Ports A,B,C,D)
IOH = –20µA
VCC = 3.0V
2.9
2.99
V
IOH = –1mA
VCC = 3.0V
2.4
2.6
V
VOH1
Output High Voltage
(Ports 1,2,3,4, WR, RD)
IOH = –20µA
2.0
IOH = –10µA
2.7
V
V
VOH2
Output High Voltage (Port 0 in
ext. Bus Mode, ALE, PSEN)
IOH = –800µA
IOH = –80µA
2.0
2.7
V
V
VOH3
Output High Voltage VSTBYON
IOH = –1µA
VSTBY – 0.8
V
VLVR
Low Voltage Reset
0.1V hysteresis
2.3
2.5
2.7
V
VOP
XTAL Open Bias Voltage
(XTAL1, XTAL2)
IOL = 3.2mA
1.0
2.0
V
VLKO
VCC(min) for Flash Erase and
Program
1.5
2.2
V
VSTBY
SRAM (PSD) Standby Voltage
2.0
VCC – 0.2
V
VDF
SRAM (PSD) Data Retention
Voltage
Only on VSTBY
2
V
IIL
Logic '0' Input Current
(Ports 1,2,3,4)
VIN = 0.45V
(0V for Port 4[pin 2])
–1
–50
µA
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