2
LTC1740
1740f
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 3) ......................... (VSS – 0.3V) to (VDD + 0.3V)
Digital Output Voltage ........ (VSS – 0.3V) to (VDD + 0.3V)
Power Dissipation .............................................. 500mW
Operating Temperature Range
LTC1740C ............................................... 0
°C to 70°C
LTC1740I ............................................ – 40
°C to 85°C
Storage Temperature Range ................. – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Resolution (No Missing Codes)
q
14
Bits
Integral Linearity Error
(Note 6)
1
±2.5
LSB
Differential Linearity Error
q
–1
0.5
1.25
LSB
Offset Error
(Note 7)
±15
± 60
LSB
q
± 80
LSB
Full-Scale Error
±30
± 75
LSB
Full-Scale Tempco
IOUT(REF) = 0
±15
ppm/
°C
ORDER PART
NUMBER
LTC1740CG
LTC1740IG
TJMAX = 125°C, θJA = 95°C/W
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
TOP VIEW
G PACKAGE
36-LEAD PLASTIC SSOP
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
+AIN
–AIN
VCM
SENSE
VREF
GND
VDD
GND
OGND
D13 (MSB)
D12
D11
D10
D9
D8
D7
OF
CLK
GND
VDD
GND
VSS
OGND
BUSY
D0
D1
D2
D3
D4
D5
D6
OVDD
The q denotes specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. With internal 4.500V reference. Specifications are guaranteed for both
dual supply and single supply operation. (Notes 4, 5)
ABSOLUTE MAXIMUM RATINGS
W
WW
U
PACKAGE/ORDER INFORMATION
W
UU
CO VERTER CHARACTERISTICS
U
Consult LTC Marketing for parts specified with wider operating temperature
ranges.