ISL23428
V
CC
= 2.7V to 5.5V, V
LOGIC
= 1.2V to 5.5V over recommended operating conditions unless otherwise stated.
Boldface limits apply over the operating temperature range, -40°C to +125°C. (Continued)
SYMBOL
R
offset
(Note 15)
PARAMETER
Offset, Wiper at 0 Position
TEST CONDITIONS
W option; V
CC
= 2.7V to 5.5V
W option; V
CC
= 1.7V
U, T option; V
CC
= 2.7V to 5.5V
U, T option; V
CC
= 1.7V
Rmatch
(Note 22)
TCR
(Note 18)
DCP to DCP Matching
Resistance TemperatureCoefficient
Any two DCPs at the same tap position
with the same terminal voltages
W option; Wiper register set between 19
hex and 7F hex
U option; Wiper register set between 19
hex and 7F hex
T option; Wiper register set between 19
hex and 7F hex
-2
0
MIN
(Note 19)
0
TYP
(Note 7)
1.8
3
0.3
0.5
±0.5
170
80
50
2
1
MAX
(Note 19)
3
UNITS
MI
(Note 14)
MI
(Note 14)
MI
(Note 14)
MI
(Note 14)
LSB
(Note 8)
ppm/°C
ppm/°C
ppm/°C
Analog Specifications
Operating Specifications
SYMBOL
I
LOGIC
V
CC
= 2.7V to 5.5V, V
LOGIC
= 1.2V to 5.5V over recommended operating conditions unless otherwise stated.
Boldface limits apply over the operating temperature range, -40°C to +125°C.
PARAMETER
V
LOGIC
Supply Current (Write/Read)
TEST CONDITIONS
V
LOGIC
= 5.5V, V
CC
= 5.5V,
f
SCK
= 5MHz (for SPI active read and write)
V
LOGIC
= 1.2V, V
CC
= 1.7V,
f
SCK
= 1MHz (for SPI active read and write)
I
CC
I
LOGIC SB
V
CC
Supply Current (Write/Read)
V
LOGIC
Standby Current
V
LOGIC
= 5.5V, V
CC
= 5.5V
V
LOGIC
= 1.2V, V
CC
= 1.7V
V
LOGIC
= V
CC
= 5.5V,
SPI interface in standby
V
LOGIC
= 1.2V, V
CC
= 1.7V,
SPI interface in standby
I
CC SB
V
CC
Standby Current
V
LOGIC
= V
CC
= 5.5V,
SPI interface in standby
V
LOGIC
= 1.2V, V
CC
= 1.7V,
SPI interface in standby
I
LOGIC
SHDN
MIN
(Note 19)
TYP
(Note 7)
MAX
(Note 19)
1.5
30
100
10
2
0.5
2
1.2
2
0.5
2
1.2
UNITS
mA
µA
µA
µA
µA
µA
µA
µA
µA
µA
µA
µA
µA
V
LOGIC
Shutdown Current
V
LOGIC
= V
CC
= 5.5V,
SPI interface in standby
V
LOGIC
= 1.2V, V
CC
= 1.7V,
SPI interface in standby
I
CC SHDN
V
CC
Shutdown Current
V
LOGIC
= V
CC
= 5.5V,
SPI interface in standby
V
LOGIC
= 1.2V, V
CC
= 1.7V,
SPI interface in standby
I
LkgDig
Leakage Current, at Pins CS, SDO, SDI, SCK Voltage at pin from GND to V
LOGIC
-0.4
<0.1
0.4
6
FN7904.0
August 25, 2011