LTC1603IG Ver la hoja de datos (PDF) - Linear Technology
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LTC1603IG Datasheet PDF : 20 Pages
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LTC1603
ABSOLUTE MAXIMUM RATINGS
AVDD = DVDD = OVDD = 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)
VREF Voltage (Note 4) ................. – 0.3V to (VDD + 0.3V)
REFCOMP Voltage (Note 4) ......... – 0.3V to (VDD + 0.3V)
Digital Input Voltage (Note 4) ....................– 0.3V to 10V
Digital Output Voltage .................. – 0.3V to (VDD + 0.3V)
Power Dissipation ............................................. 500mW
Operating Temperature Range
LTC1603C .............................................. 0°C to 70°C
LTC1603I ............................................ – 40°C to 85°C
Storage Temperature Range ................ – 65°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300°C
PACKAGE/ORDER INFORMATION
AIN+ 1
AIN– 2
VREF 3
REFCOMP 4
AGND 5
AGND 6
AGND 7
AGND 8
DVDD 9
DGND 10
D15 (MSB) 11
D14 12
D13 13
D12 14
D11 15
D10 16
D9 17
D8 18
TOP VIEW
36 AVDD
35 AVDD
34 VSS
33 SHDN
32 CS
31 CONV
30 RD
29 OVDD
28 OGND
27 BUSY
26 D0
25 D1
24 D2
23 D3
22 D4
21 D5
20 D6
19 D7
G PACKAGE
36-LEAD PLASTIC SSOP
TJMAX = 125°C, θJA = 95°C/W
ORDER
PART NUMBER
LTC1603CG
LTC1603IG
Consult LTC Marketing for parts specified with wider operating temperature ranges.
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 Reference (Notes 5, 6)
PARAMETER
CONDITIONS
MIN TYP MAX UNITS
Resolution (No Missing Codes)
q 16
16
Bits
Integral Linearity Error
(Note 7)
q
±1
±3
LSB
Transition Noise
(Note 8)
0.7
LSB
Offset Error
(Note 9)
q
±0.05 ±0.125
%
Offset Tempco
(Note 9)
0.5
ppm/°C
Full-Scale Error
Internal Reference
External Reference
±0.125 ±0.25
%
± 0.25
%
Full-Scale Tempco
IOUT(Reference) = 0, Internal Reference
±15
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.
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX UNITS
VIN
Analog Input Range (Note 2)
IIN
Analog Input Leakage Current
CIN
Analog Input Capacitance
4.75 ≤ VDD ≤ 5.25V, – 5.25 ≤ VSS ≤ – 4.75V,
VSS ≤ (AIN–, AIN+) ≤ AVDD
CS = High
q
Between Conversions
During Conversions
±2.5
V
±1
µA
43
pF
5
pF
tACQ
tAP
tjitter
CMRR
Sample-and-Hold Acquisition Time
Sample-and-Hold Acquisition Delay Time
Sample-and-Hold Acquisition Delay Time Jitter
Analog Input Common Mode Rejection Ratio
– 2.5V < (AIN– = AIN+) < 2.5V
380
ns
– 1.5
ns
5
psRMS
68
dB
1603f
2
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