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LS7566R Datasheet(PDF) 7 Page - LSI Computer Systems

Part # LS7566R
Description  24-BIT x 4-AXES QUADRATURE COUNTER
Download  13 Pages
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Manufacturer  LSI [LSI Computer Systems]
Direct Link  http://www.lsicsi.com
Logo LSI - LSI Computer Systems

LS7566R Datasheet(HTML) 7 Page - LSI Computer Systems

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Absolute Maximum Ratings:
Parameter
Symbol
Values
Unit
Voltage at any input
VIN
VSS - 0.3 to VDD + 0.3
V
Supply Voltage
VDD
+7.0
V
Operating Temperature
TA
-25 to +85
oC
Storage Temperature
TSTG
-65 to +150
oC
DC Electrical Characteristics. (TA = -25˚C to +85˚C, VDD = 3V to 5.5V)
Parameter
Symbol
Min. Value
Max.Value
Unit
Remarks
Supply Voltage
VDD
3.0
5.5
V
-
Supply Current
IDD
-
800
µA
All clocks off
Input Logic Low
VIL
-
0.15VDD
V
-
Input Logic High
VIH
0.5VDD
-
V
-
Output Low Voltage
VOL
-
0.5
V
IOSNK = 5mA, VDD = 5V
Output High Voltage
VOH
VDD - 0.5
-
V
IOSRC = 1mA, VDD = 5V
Input Leakage Current
IILK
-
30
nA
-
Data Bus Leakage Current
IDLK
-
60
nA
Data bus off
Data Bus Source Current
IOSRC
3.0
-
mA
VO = VDD - 0.5V, VDD = 5V
Data Bus Sink Current
IOSNK
8.0
-
mA
VO = 0.5V, VDD = 5V
FLGa, FLGb, INT/ Source
IOSRC
1.0
-
mA
VO = VDD - 0.5V, VDD = 5V
FLGa, FLGb, INT/ Sink
IOSNK
6.0
-
mA
VO = 0.5V, VDD = 5V
Transient Characteristics. (TA = -25˚ to +85˚C)
For VDD = 3V to 5.5V
Parameter
Symbol
Min. Value
Max.Value
Unit
Remarks
Read Cycle (See Fig. 2)
RD/ Pulse Width
tr1
80
-
ns
-
CS/ Set-up Time
tr2
80
-
ns
-
CS/ Hold Time
tr3
0
-
ns
-
RS<2:0> Set-up Time
tr4
80
-
ns
-
RS<2:0> Hold Time
tr5
10
-
ns
-
CHS<1:0> Set-up Time
tr6
80
-
ns
-
CHS<1:0> Hold Time
tr7
10
-
ns
-
DB<7:0> AccessTime
tr8
80
-
ns
Access starts when both
RD/ and CS/ are low.
DB<7:0> Release Time
tr9
-
35
ns
Release starts when either
RD/ or CS/ is terminated.
Back to Back Read delay
tr10
10
-
ns
-
Write Cycle (See Fig. 3)
WR/ Pulse Width
tW1
45
-
ns
-
CS/ Set-up Time
tW2
45
-
ns
-
CS/ Hold Time
tW3
0
-
ns
-
RS<2:0> Set-up Time
tW4
45
-
ns
-
RS<2:0> Hold Time
tW5
10
-
ns
-
CHS<1:0> Set-up Time
tW6
45
-
ns
-
CHS<1:0> Hold Time
tW7
10
-
ns
-
DB<7:0> Set-up Time
tW8
45
-
ns
-
DB<7:0> Hold Time
tW9
10
-
ns
-
Back to Back Write Delay
tW10
90
-
ns
-
7566R-121405-7


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