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ST10F273 Datasheet, PDF (129/179 Pages) STMicroelectronics – 16-bit MCU with 512 Kbyte Flash memory and 36 Kbyte RAM
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ST10F273
Electrical characteristics
24.5 DC characteristics
VDD = 5 V ± 10%, VSS = 0 V, TA = –40°C to +125°C
Table 64. DC characteristics
Symbol
Parameter
Test Condition
VIL
SR
Input low voltage (TTL mode)
(except RSTIN, EA, NMI, RPD, XTAL1, READY)
–
VILS
SR
Input low voltage (CMOS mode)
(except RSTIN, EA, NMI, RPD, XTAL1, READY)
–
VIL1 SR Input low voltage RSTIN, EA, NMI, RPD
VIL2 SR Input low voltage XTAL1 (CMOS only)
VIL3 SR Input low voltage READY (TTL only)
VIH
SR
Input high voltage (TTL mode)
(except RSTIN, EA, NMI, RPD, XTAL1)
–
Direct drive mode
–
–
VIHS
SR
Input high voltage (CMOS mode)
(except RSTIN, EA, NMI, RPD, XTAL1)
–
VIH1 SR Input high voltage RSTIN, EA, NMI, RPD
VIH2
SR
Input high voltage XTAL1
(CMOS only)
–
Direct drive mode
VIH3
SR
Input high voltage READY
(TTL only)
–
VHYS CC
Input hysteresis (TTL mode)
(except RSTIN, EA, NMI, XTAL1, RPD)
3)
VHYSSCC
Input hysteresis (CMOS mode)
(except RSTIN, EA, NMI, XTAL1, RPD)
3)
VHYS1CC Input hysteresis RSTIN, EA, NMI
VHYS2CC Input hysteresis XTAL1
VHYS3CC Input hysteresis READY (TTL only)
VHYS4CC Input hysteresis RPD
Output low voltage
VOL CC (P6[7:0], ALE, RD, WR/WRL,
BHE/WRH, CLKOUT, RSTIN, RSTOUT)
3)
3)
3)
3)
IOL = 8 mA
IOL = 1 mA
Output low voltage
VOL1
CC
(P0[15:0], P1[15:0], P2[15:0],
P3[15,13:0], P4[7:0], P7[7:0],
P8[7:0])
IOL1 = 4 mA
IOL1 = 0.5 mA
VOL2 CC Output low voltage RPD
Output high voltage
VOH CC (P6[7:0], ALE, RD, WR/WRL,
BHE/WRH, CLKOUT, RSTOUT)
IOL2 = 85 µA
IOL2 = 80 µA
IOL2 = 60 µA
IOH = – 8 mA
IOH = – 1 mA
Limit Values
Unit
Min.
Max.
– 0.3
0.8
V
– 0.3
– 0.3
– 0.3
– 0.3
2.0
0.3 VDD
V
0.3 VDD
V
0.3 VDD
V
0.8
V
VDD + 0.3 V
0.7 VDD VDD + 0.3 V
0.7 VDD VDD + 0.3 V
0.7 VDD VDD + 0.3 V
2.0
VDD + 0.3 V
400
700
mV
750
1400 mV
750
1400 mV
0
50
mV
400
700
mV
500
1500 mV
–
0.4
0.05
V
–
0.4
0.05
V
VDD
–
0.5 VDD
V
0.3 VDD
VDD – 0.8
VDD – 0.08
–
V
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