LTC1605-1 データシートの表示（PDF） - Linear Technology
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LTC1605-1 Datasheet PDF : 20 Pages
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LTC1605-1/LTC1605-2
ABSOLUTE AXI U RATI GS
(Notes 1, 2)
VANA .......................................................................... 7V
VDIG to VANA ........................................................... 0.3V
VDIG ........................................................................... 7V
Ground Voltage Difference
DGND, AGND1 and AGND2 .............................. ±0.3V
Analog Inputs (Note 3)
VIN ..................................................................... ±25V
CAP ............................ VANA + 0.3V to AGND2 – 0.3V
REF .................................... Indefinite Short to AGND2
Momentary Short to VANA
Digital Input Voltage (Note 4) ........ VDGND – 0.3V to 10V
Digital Output Voltage ........ VDGND – 0.3V to VDIG + 0.3V
Power Dissipation .............................................. 500mW
Operating Ambient Temperature Range
LTC1605-1C/LTC1605-2C ....................... 0°C to 70°C
LTC1605-1I/LTC1605-2I .................... – 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
VIN 1
AGND1 2
REF 3
CAP 4
AGND2 5
D15 (MSB) 6
D14 7
D13 8
D12 9
D11 10
D10 11
D9 12
D8 13
DGND 14
TOP VIEW
28 VDIG
27 VANA
26 BUSY
25 CS
24 R/C
23 BYTE
22 D0
21 D1
20 D2
19 D3
18 D4
17 D5
16 D6
15 D7
G PACKAGE
28-LEAD PLASTIC SSOP
N PACKAGE
28-LEAD PDIP
TJMAX = 125°C, θJA = 95°C/W (G)
TJMAX = 125°C, θJA = 130°C/W (N)
Consult factory for Military grade parts.
ORDER PART
NUMBER
LTC1605-1CG
LTC1605-1IG
LTC1605-2CG
LTC1605-2IG
LTC1605-1CN
LTC1605-1IN
LTC1605-2CN
LTC1605-2IN
CO VERTER CHARACTERISTICS The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. With external reference (Notes 5, 6).
PARAMETER
Resolution
CONDITIONS
MIN
TYP
MAX
UNITS
q 16
Bits
No Missing Codes
q 15
Bits
Transition Noise
1
LSBRMS
Integral Linearity Error
(Note 7)
q
±3
LSB
Zero Error
Ext. Reference = 2.5V (Note 8)
q
±10
mV
Zero Error Drift
±2
ppm/°C
Full-Scale Error Drift
±7
ppm/°C
Full-Scale Error
Ext. Reference = 2.5V (Notes 12, 13)
q
±0.50
%
Full-Scale Error Drift
Ext. Reference = 2.5V
±2
ppm/°C
Power Supply Sensitivity
VANA = VDIG = VDD
U
U
A ALOG I PUT
VDD = 5V ±5% (Note 9)
±8
LSB
The q denotes the specifications which apply over the full operating temperature range, otherwise
specifications are at TA = 25°C. (Note 5)
SYMBOL PARAMETER
VIN
Analog Input Range (Note 9)
CIN
Analog Input Capacitance
RIN
Analog Input Impedance
CONDITIONS
4.75V ≤ VANA ≤ 5.25V, 4.75V ≤ VDIG ≤ 5.25V
LTC1605-1
LTC1605-2
MIN
q
q
TYP
0 to 4
±4
10
10
MAX UNITS
V
V
pF
kΩ
2
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