Datasheet

2
LTC1588/LTC1589/LTC1592
1588992fa
T
JMAX
= 150°C, θ
JA
= 125°C/ W
ORDER PART
NUMBER
(Note 1)
V
CC
to AGND, GND ......................................–0.3V to 7V
AGND to GND .............................. –0.3V to (V
CC
+ 0.3V)
GND to AGND .............................. –0.3V to (V
CC
+ 0.3V)
R
COM
to AGND, GND ................................ –0.3V to 12V
REF to AGND, GND ................................................ ±15V
R
OFS
, R
FB
, R1, R2 to AGND, GND .......................... ±15V
Digital Inputs to AGND, GND ....... –0.3V to (V
CC
+ 0.3V)
I
OUT1
, I
OUT2
to AGND, GND.......... –0.3V to (V
CC
+ 0.3V)
Maximum Junction Temperature ..........................150°C
Operating Temperature Range
LTC1588C/LTC1589C/LTC1592C ........... 0°C to 70°C
LTC1588I/LTC1589I/LTC1592I........... –40°C to 85°C
Storage Temperature Range ................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
LTC1588CG
LTC1588IG
LTC1589CG
LTC1589IG
LTC1592ACG
LTC1592AIG
LTC1592BCG
LTC1592BIG
The ● denotes specifications which apply over the full operating temperature range, otherwise specifications are T
A
= T
MIN
to T
MAX
,
V
CC
= 5V, V
REF
= 5V, I
OUT2
= AGND = GND = 0V.
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS
1
2
3
4
5
6
7
8
TOP VIEW
G PACKAGE
16-LEAD PLASTIC SSOP
16
15
14
13
12
11
10
9
R2
REF
CLR
CS/LD
SCK
SDI
SDO
V
CC
R
COM
R1
R
OFS
R
FB
I
OUT1
I
OUT2
AGND
GND
PACKAGE/ORDER I FOR ATIO
UU
W
ABSOLUTE AXI U RATI GS
WWWU
LTC1588 LTC1589 LTC1592B LTC1592A
SYMBOL PARAMETER CONDITIONS TEMPERATURE MIN TYP MAX MIN TYP MAX MIN TYP MAX MIN TYP MAX UNITS
Accuracy
Resolution ● 12 14 16 16 Bits
INL Integral (Notes 2, 3) T
A
= 25°C ±1 ±1 ±2 ±0.3 ±1LSB
Nonlinearity T
MIN
to T
MAX
● ±1 ±1 ±2 ±0.4 ±1LSB
DNL Differential Guaranteed T
MIN
to T
MAX
● ±1 ±1 ±1 ±0.2 ±1LSB
Nonlinearity Monotonic (Note 3)
GE Gain Error All Output Ranges T
A
= 25°C –0.20 ±3 –1.0 ±4–3±16 –2 ±16 LSB
(Note 3) T
MIN
to T
MAX
● –0.22 ±3 –1.3 ±6–4±24 –3 ±16 LSB
BZE Bipolar Zero Error All Bipolar Ranges T
A
= 25°C ±1 ±2.5 ±10 ±5LSB
(Note 3) T
MIN
to T
MAX
● ±1 ±4.0 ±16 ±8LSB
Gain Temperature ∆Gain/∆Temperature ● 3 3 3 1 3 ppm/°C
Coefficient (Note 4)
I
LKG
I
OUT1
Leakage (Note 5) T
A
= 25°C ±5 ±5 ±5 ±5nA
Current T
MIN
to T
MAX
● ±15 ±15 ±15 ±15 nA
PSRR Power Supply V
CC
= 5V ±10% ● ±0.01±0.15 ±0.05 ±0.5 ±2 ±0.2 ±2 LSB/V
Rejection