LTC1860 Linear Technology, LTC1860 Datasheet - Page 2

• Manufacturer Part Number: LTC1860
• Description: (LTC1860 / LTC1861) 12-/16-Bit 8-Channel 200ksps ADCs
• Manufacturer: Linear Technology

PACKAGE/ORDER I FOR ATIO
CO VERTER A D ULTIPLEXER CHARACTERISTICS
LTC1860/LTC1861
ABSOLUTE AXI U RATI GS
Supply Voltage (V
Ground Voltage Difference
Analog Input .................... (GND – 0.3V) to (V
Digital Input ..................................... (GND – 0.3V) to 7V
Digital Output .................. (GND – 0.3V) to (V
Consult LTC Marketing for parts specified with wider operating temperature ranges.
PARAMETER
Resolution
No Missing Codes Resolution
INL
Transition Noise
Gain Error
Offset Error
Input Differential Voltage Range
Absolute Input Range
V
Analog Input Leakage Current
C
The
V
2
REF
IN
CC
AGND, DGND LTC1861 MSOP Package ........... 0.3V
Input Capacitance
= 5V, V
Input Range
U
V
GND
denotes specifications which apply over the full operating temperature range, otherwise specifications are T
REF
IN
IN
V
GND
IN
REF
IN¯
+
–
T
T
JMAX
+
JMAX
8-LEAD PLASTIC MSOP
1
2
3
4
REF
8-LEAD PLASTIC SO
1
2
3
4
= 150 C,
= 150 C,
MS8 PACKAGE
S8 PACKAGE
= 5V, f
TOP VIEW
TOP VIEW
CC
W
JA
JA
SCK
= 210 C/W
) ................................................. 7V
= 175 C/W
= f
U
8
7
6
5
8
7
6
5
V
SCK
SDO
CONV
SCK(MAX)
V
SCK
SDO
CONV
CC
CC
W W
W
U
as defined in Recommended Operating Conditions, unless otherwise noted.
MS8 PART MARKING
S8 PART MARKING
LTC1860CMS8
LTC1860IMS8
ORDER PART
LTC1860CS8
LTC1860IS8
W
ORDER PART
NUMBER
NUMBER
CONDITIONS
(Note 3)
LTC1860 SO-8 and MSOP, LTC1861 MSOP
LTC1861 SO-8
V
IN
IN
LTC1860 S0-8 and MSOP, LTC1861 MSOP
(Note 4)
In Sample Mode
During Conversion
LTWR
LTWS
1860
1860I
IN
U
+
–
= IN
Input
Input
CC
CC
+
+ 0.3V)
+ 0.3V)
– IN
U
(Notes 1, 2)
–
Power Dissipation .............................................. 400mW
Operating Temperature Range
Storage Temperature Range ................. – 65 C to 150 C
Lead Temperature (Soldering, 10 sec)................. 300 C
CONV
GND
DGND
CONV
AGND
CH0
CH1
LTC1860C/LTC1861C ............................. 0 C to 70 C
LTC1860I/LTC1861I .......................... – 40 C to 85 C
CH0
CH1
T
T
JMAX
JMAX
1
2
3
4
10-LEAD PLASTIC MSOP
8-LEAD PLASTIC SO
1
2
3
4
5
= 150 C,
= 150 C,
S8 PACKAGE
MS PACKAGE
TOP VIEW
TOP VIEW
JA
JA
= 210 C/W
= 175 C/W
8
7
6
5
10
9
8
7
6
V
SCK
SDO
SDI
CC
V
V
SCK
SDO
SDI
REF
CC
– 0.05
– 0.05
MIN
12
12
0
1
MS PART MARKING
S8 PART MARKING
0.07
TYP
12
5
2
3
ORDER PART
LTC1861CMS
LTC1861IMS
ORDER PART
LTC1861CS8
LTC1861IS8
NUMBER
NUMBER
V
1861
1861I
LTWT
LTWU
CC
V
MAX
V
V
CC
+ 0.05
REF
20
CC
A
1
5
7
1
/2
= 25 C.
LSB
UNITS
18601f
LSB
RMS
Bits
Bits
mV
mV
mV
pF
pF
V
V
V
V
A