LTC1405C Ver la hoja de datos (PDF) - Linear Technology
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LTC1405C Datasheet PDF : 16 Pages
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LTC1405
ABSOLUTE AXI U RATI GS
AVDD = DVDD = 0VDD = VDD (Notes 1, 2)
Supply Voltage (VDD) ................................................. 6V
Negative Supply Voltage (VSS) ................................ – 6V
Total Supply Voltage (VDD to VSS) ........................... 12V
Analog Input Voltage
(Note 3) ............................. (VSS – 0.3V) to (VDD + 0.3V)
Digital Input Voltage
(Note 4) ............................. (VSS – 0.3V) to (VDD + 0.3V)
Digital Output Voltage ........ (VSS – 0.3V) to (VDD + 0.3V)
Power Dissipation .............................................. 500mW
Operating Temperature Range
LTC1405C ............................................... 0°C to 70°C
LTC1405I ............................................ – 40°C to 85°C
Storage Temperature Range ................. – 65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
UW U
PACKAGE/ORDER I FOR ATIO
TOP VIEW
+AIN 1
–AIN 2
VCM 3
SENSE 4
VREF 5
AGND 6
AVDD 7
AGND 8
D11 (MSB) 9
D10 10
D9 11
D8 12
D7 13
D6 14
28 GAIN
27 OF
26 CLK
25 VSS
24 DGND
23 DVDD
22 OVDD
21 OGND
20 D0
19 D1
18 D2
17 D3
16 D4
15 D5
GN PACKAGE
28-LEAD PLASTIC SSOP
TJMAX = 110°C, θJA = 110°C/W
Consult factory for Military grade parts.
ORDER PART
NUMBER
LTC1405CGN
LTC1405IGN
CO VERTER CHARACTERISTICS
The q denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C.
With Internal 4.096V Reference. Specifications are guaranteed for both dual supply and single supply operation. (Note 5)
PARAMETER
Resolution (No Missing Codes)
Integral Linearity Error
Differential Linearity Error
Offset Error
Full-Scale Error
Full-Scale Tempco
CONDITIONS
(Note 7)
(Note 8)
IOUT(REF) = 0
MIN
q 12
q
q
q
TYP
± 0.35
± 0.25
±5
±10
±15
MAX UNITS
Bits
±1
LSB
±1
LSB
12
LSB
16
LSB
30
LSB
ppm/°C
A ALOG I PUT The q denotes the specifications which apply over the full operating temperature range, otherwise
specifications are at TA = 25°C. Specifications are guaranteed for both dual supply and single supply operation. (Note 5)
SYMBOL
VIN
PARAMETER
Analog Input Range (Note 9)
+AIN – (–AIN)
IIN
Analog Input Leakage Current
CIN
Analog Input Capacitance
tACQ
Sample-and-Hold Acquisition Time
CONDITIONS
VREF = 4.096V (SENSE = 0V), GAIN = 5V
VREF = 4.096V (SENSE = 0V), GAIN = 0V
VREF = 2.048V (SENSE = VREF), GAIN = 5V
VREF = 2.048V (SENSE = VREF), GAIN = 0V
External VREF (SENSE = 5V), GAIN = 5V
External VREF (SENSE = 5V), GAIN = 0V
Between Conversions
During Conversions
MIN TYP MAX
q
±2.048
q
±1.024
q
±1.024
q
±0.512
q
± VREF/2
q
± VREF/4
q
± 10
12
6
50
UNITS
V
V
V
V
V
V
µA
pF
pF
ns
2
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