Datasheet

2
LTC1864L/LTC1865L
sn18645L 18645Lfs
Operating Temperature Range
LTC1864LC/LTC1865LC/
LTC1864LAC/LTC1865LAC .................... 0°C to 70°C
LTC1864LI/LTC1865LI/
LTC1864LAI/LTC1865LAI ................. –40°C to 85°C
Storage Temperature Range ................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300°C
Supply Voltage (V
CC
) ................................................. 7V
Ground Voltage Difference
AGND, DGND LTC1865L MSOP Package ......... ±0.3V
Analog Input ............... (GND – 0.3V) to (V
CC
+ 0.3V)
Digital Input ................................ (GND – 0.3V) to 7V
Digital Output .............. (GND – 0.3V) to (V
CC
+ 0.3V)
Power Dissipation.............................................. 400mW
(Notes 1, 2)
ORDER PART
NUMBER
MS8 PART MARKING
MS PART MARKING
LTJ4
LTC1865LCMS
LTC1865LIMS
LTC1865LACMS
LTC1865LAIMS
ORDER PART
NUMBER
LTC1864LCMS8
LTC1864LIMS8
LTC1864LACMS8
LTC1864LAIMS8
LTC7
T
JMAX
= 150°C, θ
JA
= 210°C/W
T
JMAX
= 150°C, θ
JA
= 210°C/W
1
2
3
4
V
REF
IN
+
IN¯
GND
8
7
6
5
V
CC
SCK
SDO
CONV
TOP VIEW
MS8 PACKAGE
8-LEAD PLASTIC MSOP
ABSOLUTE AXI U RATI GS
WWWU
PACKAGE/ORDER I FOR ATIO
UU
W
ORDER PART
NUMBER
S8 PART MARKING
S8 PART MARKING
1864L
1864LI
LTC1864LCS8
LTC1864LIS8
LTC1864LACS8
LTC1864LAIS8
ORDER PART
NUMBER
T
JMAX
= 150°C, θ
JA
= 175°C/W
1
2
3
4
8
7
6
5
TOP VIEW
S8 PACKAGE
8-LEAD PLASTIC SO
V
REF
IN
+
IN
–
GND
V
CC
SCK
SDO
CONV
1864LA
864LAI
1865L
1865LI
LTC1865LCS8
LTC1865LIS8
LTC1865LACS8
LTC1865LAIS8
1865LA
865LAI
1
2
3
4
8
7
6
5
TOP VIEW
S8 PACKAGE
8-LEAD PLASTIC SO
CONV
CH0
CH1
GND
V
CC
SCK
SDO
SDI
T
JMAX
= 150°C, θ
JA
= 175°C/W
1
2
3
4
5
CONV
CH0
CH1
AGND
DGND
10
9
8
7
6
V
REF
V
CC
SCK
SDO
SDI
TOP VIEW
MS PACKAGE
10-LEAD PLASTIC MSOP
● LTC1864L/LTC1865L LTC1864LA/LTC1865LA
PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
Resolution ● 16 16 Bits
No Missing Codes Resolution ● 14 15 Bits
INL (Note 3) ● ±8 ±6 LSB
Transition Noise 2 2 LSB
RMS
Gain Error ● ±20 ±20 mV
CO VERTER A D ULTIPLEXER CHARACTERISTICS
U
W
U
Consult LTC Marketing for parts specified with wider operating temperature ranges.
The ● denotes specifications which apply over the full operating temperature range, otherwise specifications are T
A
= 25°C.
V
CC
= 2.7V, V
REF
= 2.5V, f
SCK
= f
SCK(MAX)
as defined in Recommended Operating Conditions, unless otherwise noted.