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AN2169 bảng dữ liệu(PDF) 29 Page - STMicroelectronics

tên linh kiện AN2169
Giải thích chi tiết về linh kiện  Porting an application from the ST10F168 to the ST10F276
PDF  33 Pages
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
Trang chủ  http://www.st.com
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AN2169 bảng dữ liệu(HTML) 29 Page - STMicroelectronics

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AN2169
Electrical characteristics
29/33
5
Electrical characteristics
5.1
DC characteristics
5.1.1
Absolute maximum ratings
They are the same.
5.1.2
DC characteristics
Overview of the DC characteristics
The pads of the ST10F276 have been redesigned according to the new technology and
therefore the characteristics are different. Users should verify the DC characteristics.
The table below lists the parameters that might have the biggest impact.
Parameter
Symbol
ST10F168 Limit Values
ST10F276 Limit Values
Unit
min.
max.
min.
max.
Input low voltage
VIL SR
VILS SR
-0.5
-0.5
0.2 VDD - 0.1
2.0, (special
threshold)
-0.3
-0.3
0.8
0.3 VDD
V
Input low voltage
(RSTIN, EA,
NMI, and RPD)
VIL1 SR
N.A.
N.A.
-0.3
0.3 VDD
V
Input low voltage
(XTAL1 and
XTAL3)
VIL2 SR
-0.3
0.3 VDD
V
Input high
voltage
VIH SR
VIHSSR
0.2 VDD + 0.9
0.8 VDD - 0.2
VDD + 0.5
VDD + 0.5,( special
threshold )
2.0
0.7 VDD
VDD + 0.3
VDD + 0.3
V
Input high
voltage (RSTIN,
EA, NMI, and
RPD)
VIH1SR
0.6 VDD
VDD + 0.5, (special
threshold)
0.7 VDD
VDD + 0.3
V
Input high
voltage XTAL1
VIH2SR
0.7 VDD
VDD + 0.5
0.7 VDD
VDD + 0.3
V
Input Hysteresis
HYS
N.A.
300, special threshold
-
400
750
-mV
Input Hysteresis
RSTIN, EA, NMI
VHYS1CC
800
mV
Output low
voltage
VOL CC
PORT0, PORT1, Port
4, ALE, RD, WR,
BHE, CLKOUT,
RSTOUT
0.45 / Iol = 2.4mA
PORT6, ALE,
CLKOUT, WR, READY,
BHE, RD, RSTOUT,
RSTIN
0.4 / Iol = 8mA
0.05 / Iol = 1mA
V
Output low
voltage (all other
outputs)
VOL1CC
–
0.45 / Iol = 1.6mA
–
0.4 / Iol = 4 mA
0.05 / Iol = 0,5 mA
V
Output high
voltage
VOHCC
0.9VDD / Ioh = -0.5
mA
2.4
/ Ioh = -2.4 mA
PORT0, PORT1,
Port 4, ALE, RD,
WR, BHE, CLKOUT,
RSTOUT
VDD - 0.8 / Ioh = -8
mA
VDD -0.08 / Ioh = -1
mA
PORT6, ALE,
CLKOUT, WR,
READY, BHE, RD,
RSTOUT, RSTIN
V
Output high
voltage (all other
outputs)
VOH1CC
0.9VDD / Ioh = -0.25
mA
2.4
/ Ioh = -1.6 mA
–
VDD - 0.8 / Ioh = -4 mA
VDD -0.08 / Ioh = -0.5
mA
–V



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