LTC1277 Просмотр технического описания (PDF) - Linear Technology
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LTC1277 Datasheet PDF : 20 Pages
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LTC1274/LTC1277
ABSOLUTE AXI U RATI GS
(Notes 1, 2)
Supply Voltage (VDD) ................................................ 7V
Negative Supply Voltage (VSS)
Bipolar Operation Only .......................... – 6V to GND
Total Supply Voltage (VDD to VSS)
Bipolar Operation Only ....................................... 12V
Analog Input Voltage (Note 3)
Unipolar Operation ................... – 0.3V to VDD + 0.3V
Bipolar Operation............... VSS – 0.3V to VDD + 0.3V
Digital Input Voltage (Note 4)
Unipolar Operation .............................. – 0.3V to 12V
Bipolar Operation.......................... VSS – 0.3V to 12V
Digital Output Voltage
Unipolar Operation ................... – 0.3V to VDD + 0.3V
Bipolar Operation...................... – 0.3V to VDD + 0.3V
Power Dissipation ............................................. 500mW
Operating Temperature Range
Commercial ............................................ 0°C to 70°C
Industrial ........................................... – 40°C to 85°C
Storage Temperature Range ................ – 65°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300°C
PACKAGE/ORDER I FOR ATIO
TOP VIEW
AIN 1
VREF 2
AGND 3
D11 (MSB) 4
D10 5
D9 6
D8 7
D7 8
D6 9
D5 10
D4 11
DGND 12
24 VDD
23 VSS
22 BUSY
21 CS
20 RD
19 CONVST
18 SLEEP
17 REFRDY
16 D0
15 D1
14 D2
13 D3
SW PACKAGE
24-LEAD PLASTIC SO WIDE
TJMAX = 110°C, θJA = 130°C/W
ORDER
PART NUMBER
LTC1274CSW
LTC1274ISW
Consult factory for Military grade parts.
TOP VIEW
AIN+ 1
AIN– 2
VREF 3
AGND 4
24 VDD
23 VSS
22 BUSY
21 CS
REFRDY 5
20 RD
SLEEP 6
19 CONVST
NAP 7
18 HBEN
D7 8
D6 9
17 VLOGIC
16 D0/8
D5 10
15 D1/9
D4 11
14 D2/10
DGND 12
13 D3/11
(D11 = MSB)
SW PACKAGE
24-LEAD PLASTIC SO WIDE
TJMAX = 110°C, θJA = 130°C/W
ORDER
PART NUMBER
LTC1277CSW
LTC1277ISW
CO VERTER CHARACTERISTICS With Internal Reference (Notes 5, 6)
PARAMETER
Resolution (No Missing Codes)
Integral Linearity Error
Differential Linearity Error
Unipolar Offset Error
Bipolar Offset Error
Gain Error
Gain Error Tempco
CONDITIONS
(Note 7)
(Note 8)
IOUT(REF) = 0
MIN
TYP
MAX
UNITS
●
12
Bits
●
±1
LSB
●
±1
LSB
±6
LSB
●
±8
LSB
±8
LSB
●
±10
LSB
±20
LSB
●
±10
±45
ppm/°C
2
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