LTC1863/LTC1867
ABSOLUTE
(Notes 1, 2)
AXI U RATI GS
PACKAGE/ORDER I FOR ATIO
TOP VIEW
CH0 1
CH1 2
CH2 3
CH3 4
CH4 5
CH5 6
CH6 7
CH7/COM 8
16 V
DD
15 GND
14 SDI
13 SDO
12 SCK
11 CS/CONV
10 V
REF
9
REFCOMP
Supply Voltage (V
DD
) ................................... –0.3V to 6V
Analog Input Voltage
CH0-CH7/COM (Note 3) .......... – 0.3V to (V
DD
+ 0.3V)
V
REF
, REFCOMP (Note 4)......... – 0.3V to (V
DD
+ 0.3V)
Digital Input Voltage (SDI, SCK, CS/CONV)
(Note 4) .................................................– 0.3V to 10V
Digital Output Voltage (SDO) ....... – 0.3V to (V
DD
+ 0.3V)
Power Dissipation .............................................. 500mW
Operating Temperature Range
LTC1863C/LTC1867C/LTC1867AC .......... 0°C to 70°C
LTC1863I/LTC1867I/LTC1867AI ........ – 40°C to 85°C
Storage Temperature Range ................. – 65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
ORDER PART
NUMBER
LTC1863CGN
LTC1863IGN
LTC1867CGN
LTC1867IGN
LTC1867ACGN
LTC1867AIGN
GN PART MARKING
1863
1867
GN PACKAGE
16-LEAD NARROW PLASTIC SSOP
T
JMAX
= 110°C,
θ
JA
= 95°C/W
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 T
A
= 25°C. With external reference (Notes 5, 6)
PARAMETER
Resolution
No Missing Codes
Integral Linearity Error
Differential Linearity Error
Transition Noise
Offset Error
Offset Error Match
Offset Error Drift
Gain Error
Gain Error Match
Gain Error Tempco
Power Supply Sensitivity
Internal Reference
External Reference
V
DD
= 4.75V – 5.25V
±15
±2.7
±1
Unipolar
Bipolar
Unipolar (Note 8)
Bipolar
Unipolar
Bipolar
±0.5
±6
±6
±1
±15
±2.7
±5
q
q
CONDITIONS
q
q
LTC1863
MIN
TYP
MAX
12
12
±1
±1
±1
0.1
±3
±4
±1
±1
LTC1867
MIN
TYP
MAX
16
15
±4
±4
–2
0.74
±32
±64
±2
±2
±0.5
±96
±96
±4
3
LTC1867A
MIN
TYP
MAX
16
16
±2
±2.5
–1
0.74
±32
±64
±2
±2
±0.5
±64
±64
±2
±15
±2.7
±5
1.75
UNITS
Bits
Bits
LSB
LSB
LSB
LSB
RMS
LSB
LSB
LSB
LSB
ppm/°C
LSB
LSB
LSB
ppm/°C
ppm/°C
LSB
Unipolar (Note 7)
Bipolar
q
q
q
DY A IC ACCURACY
SYMBOL
SNR
S/(N+D)
PARAMETER
Signal-to-Noise Ratio
Signal-to-(Noise + Distortion) Ratio
(Note 5)
CONDITIONS
1kHz Input Signal
1kHz Input Signal
MIN
LTC1863
TYP
MAX
73.6
73.5
LTC1867/LTC1867A
MIN
TYP
MAX
89
88
UNITS
dB
dB
18637f
2
U
W
U
U
W W
W
W U
U
LINER [ LINEAR TECHNOLOGY ]
