CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product reliability and
result in failures not covered by warranty.
NOTES:
3.
θ
JA
is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
Analog Specifications
Over recommended operating conditions unless otherwise stated.
Boldface limits apply over the operating
temperature range.
TEST CONDITIONS
W option
U option
T option
MIN
(Note 18)
TYP
(Note 4)
10
50
100
-20
W option
U, T option
V
RH
and V
RL
to GND
RH - floating, V
RL
= V-, force Iw current to the
wiper, I
W
= (V
CC
- V
RL
)/R
TOTAL
See “DCP Macro Model” on page 7
Voltage at pin from V- to V
CC
W option
U, T option
-1
V-
70
10/10/25
0.1
1
±150
±50
V
CC
250
+20
MAX
(Note 18)
UNIT
kΩ
kΩ
kΩ
%
ppm/°C
ppm/°C
V
Ω
pF
µA
SYMBOL
R
TOTAL
PARAMETER
RH to RL Resistance
RH to RL Resistance Tolerance
End-to-End Temperature
Coefficient
V
RH
, V
RL
R
W
C
H
/C
L
/C
W
I
LkgDCP
INL
(Note 9)
DCP Terminal Voltage
Wiper Resistance
Potentiometer Capacitance
Leakage on DCP Pins
VOLTAGE DIVIDER MODE
(V- @ RL; V
CC
@ RH; measured at RW, unloaded)
Integral Non-linearity
Monotonic Over All Tap Positions
-1.5
-1.0
-1.0
-0.5
0
0
-5
-2
±0.5
±0.2
±0.4
±0.15
1
0.5
-1
-1
±4
1.5
1.0
1.0
0.5
5
2
0
0
LSB
(Note 5)
LSB
(Note 5)
LSB
(Note 5)
LSB
(Note 5)
LSB
(Note 5)
LSB
(Note 5)
ppm/°C
DNL
(Note 8)
Differential Non-linearity
Monotonic Over All Tap Positions
W option
U, T option
ZSerror
(Note 6)
FSerror
(Note 7)
TC
V
(Note 10)
Zero-scale Error
W option
U, T option
Full-scale Error
W option
U, T option
Ratiometric Temperature
Coefficient
DCP register set to 80 hex
3
FN6424.1
December 16, 2010
ISL22414
Analog Specifications
Over recommended operating conditions unless otherwise stated.
Boldface limits apply over the operating
temperature range. (Continued)
TEST CONDITIONS
Wiper at midpoint (80hex) W option (10k)
Wiper at midpoint (80hex) U option (50k)
Wiper at midpoint (80hex) T option (100k)
MIN
(Note 18)
TYP
(Note 4)
1000
250
120
MAX
(Note 18)
UNIT
kHz
kHz
kHz
SYMBOL
f
cutoff
PARAMETER
-3dB Cut Off Frequency
RESISTOR MODE
(Measurements between R
W
and R
L
with R
H
not connected, or between R
W
and R
H
with R
L
not connected)
RINL
(Note 14)
Integral Non-linearity
W option
U, T option
RDNL
(Note 13)
Differential Non-linearity
W option
U, T option
Roffset
(Note 12)
Offset
W option
U, T option
TC
R
(
Notes 15
)
Resistance Temperature
Coefficient
DCP register set between 32 hex and FF hex
-3
-1
-1.5
-0.5
0
0
±1.5
±0.3
±0.4
±0.15
1
0.5
±50
3
1
1.5
0.5
5
2
MI
(Note 11)
MI
(Note 11)
MI
(Note 11)
MI
(Note 11)
MI
(Note 11)
MI
(Note 11)
ppm/°C
Operating Specifications
Over the recommended operating conditions unless otherwise specified.
Boldface limits apply over the
operating temperature range.
SYMBOL
I
CC1
PARAMETER
V
CC
Supply Current
(volatile write/read)
TEST CONDITIONS
V
CC
= 5.5V, V- = 5.5V, f
SCK
= 5MHz; (for SPI
Active, Read and Volatile Write states only)
V
CC
= 2.25V, V- = -2.25V, f
SCK
= 5MHz; (for SPI
Active, Read and Volatile Write states only)
I
V-1
V- Supply Current
(volatile write/read)
V- = -5.5V, V
CC
= 5.5V, f
SCK
= 5MHz; (for SPI
Active, Read and Volatile Write states only)
V- = -2.25V, V
CC
= 2.25V, f
SCK
= 5MHz; (for SPI
Active, Read and Volatile Write states only)
I
CC2
V
CC
Supply Current
(non-volatile write/read)
V
CC
= 5.5V, V- = 5.5V, f
SCK
= 5MHz; (for SPI
Active, Read and Non-volatile Write states only)
V
CC
= 2.25V, V- = -2.25V, f
SCK
= 5MHz; (for SPI
Active, Read and Non-volatile Write states only)
I
V-2
V- Supply Current
(non-volatile write/read)
V- Supply Current
(non-volatile write/read)
I
SB
V
CC
Current (standby)
V- = -5.5V, V
CC
= 5.5V, f
SCK
= 5MHz; (for SPI
Active, Read and Non-volatile Write states only)
V- = -2.25V, V
CC
= 2.25V, f
SCK
= 5MHz; (for SPI
Active, Read and Non-volatile Write states only)
V
CC
= +5.5V, V- = -5.5V @ +85°C, SPI interface
in standby state
V
CC
= +5.5V, V- = -5.5V @ +125°C, SPI
interface in standby state
V
CC
= +2.25V, V- = -2.25V @ +85°C, SPI
interface in standby state
V
CC
= +2.25V, V- = -2.25V @ +125°C, SPI
interface in standby state
-2
-0.7
-1
-0.4
MIN
TYP
MAX
(Note 18) (Note 4) (Note 18)
0.36
0.13
-0.18
-0.06
1
0.3
-1.2
-0.4
0.2
1
0.1
0.5
1.5
2.5
1
2
2
0.7
1
0.4
UNIT
mA
mA
mA
mA
mA
mA
mA
mA
µA
µA
µA
µA
4
FN6424.1
December 16, 2010
ISL22414
Operating Specifications
Over the recommended operating conditions unless otherwise specified.
As time goes by, people are increasingly concerned about their own and their families' health. However, existing monitoring devices for individual vital signs have struggled to gain market share du...[详细]
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