LTC1283CN(RevB) Ver la hoja de datos (PDF) - Linear Technology
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LTC1283CN Datasheet PDF : 24 Pages
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LTC1283
ABSOLUTE AXI U RATI GS
(Notes 1 and 2)
Supply Voltage (VCC) to GND or V – ......................... 12V
Voltage
Analog and Reference
Inputs ................................. (V –) –0.3V to VCC + 0.3V
Digital Inputs ......................................... –0.3V to 12V
Digital Outputs ........................... –0.3V to VCC + 0.3V
Negative Supply Voltage (V–) ..................... –6V to GND
Power Dissipation .............................................. 500mW
Operating Temperature
LTC1283AC, LTC1283C ......................... 0°C to 70°C
Storage Temperature Range ................. – 65°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300°C
PACKAGE/ORDER I FOR ATIO
TOP VIEW
CH0 1
CH1 2
CH2 3
CH3 4
CH4 5
CH5 6
CH6 7
CH7 8
COM 9
DGND 10
20 VCC
19 ACLK
18 SCLK
17 DIN
16 DOUT
15 CS
14 REF+
13 REF–
12 V –
11 AGND
ORDER PART
NUMBER
LTC1283ACN
LTC1283CN
N PACKAGE
20-LEAD PLASTIC DIP
TJ MAX = 150°C, θJA = 100°C/W
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
RECO E DED OPERATI G CO DITIO S
SYMBOL
VCC
V–
fSCLK
fACLK
PARAMETER
Positive Supply Voltage
Negative Supply Voltage
Shift Clock Frequency
A/D Clock Frequency
tCYC
Total Cycle Time
thCS
Hold Time, CS Low After Last SCLK↓
thDI
Hold Time, DIN After SCLK↑
tsuCS
Setup Time CS↓ Before Clocking in First Address Bit (Note 8)
tsuDI
tWHACLK
tWLACLK
tWHCS
Setup Time, DIN Stable Before SCLK↑
ACLK High Time
ACLK Low Time
CS High Time During Conversion
CONDITIONS
V – = 0V
VCC = 3.3V
VCC = 3V
VCC = 3V
TA ≤ 25°C
TA ≤ 70°C
See Operating Sequence
VCC = 3V
VCC = 3V
VCC = 3V
VCC = 3V
VCC = 3V
VCC = 3V
VCC = 3V
LTC1283/LTC1283A
MIN TYP MAX
3.0
3.6
– 3.6
0
0
500
0.01
1.00
0.05
1.00
10 SCLK +
48 ACLK
0
200
2 ACLK Cycles
+ 1μs
400
250
400
44
UNITS
V
V
kHz
MHz
MHz
Cycles
ns
ns
ns
ns
ns
ACLK
Cycles
1283fb
2
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