![](http://datasheet.mmic.net.cn/Intersil/ISL22317WFRTZ_datasheet_97571/ISL22317WFRTZ_4.png)
4
FN6912.1
April 15, 2010
ZSerror
Zero-scale Error
W, U or T option
VRL < VRW < VRL + 0.3V
0.5
2
LSB
FSerror
Full-scale Error
W, U or T option
VCC - 0.3V < VRW < VCC
-2
-0.5
LSB
TCV
Ratiometric Temperature Coefficient
Match to external Rref, DCP register set
between 15 hex and 7F hex
TCref
±10
ppm/°C
fcutoff
-3dB Cut Off Frequency
Wiper at midpoint (40hex) W option (10k)
1
kHz
Wiper at midpoint (40hex) U option (50k)
1
kHz
Wiper at midpoint (40hex) T option (100k)
1
kHz
RESISTOR MODE (Measurements between RW and RL with RH not connected)
RINL
Integral Non-linearity
W, U or T option
Current forced to the wiper
IW = (VCC - VRL)/RTOTAL (Note 20) -3
±1
3
MI
RDNL
Differential Non-linearity
W, U or T option
Current forced to the wiper
IW = (VCC - VRL)/RTOTAL (Note 20) -3
±1
3
MI
Roffset
Offset
W, U or T option, wiper is out of
recommended operation conditions
012
MI
TCR
Resistance Temperature Coefficient
Match to external Rref, DCP register set
between 15 hex and 7F hex, all options
TCref
±10
ppm/°C
Analog Specifications
Over recommended operating conditions unless otherwise stated. (Continued)
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
(Note 22)
TYP
(Note 7)
MAX
(Note 22)
UNIT
Operating Specifications Over the recommended operating conditions unless otherwise specified.
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
ICC1
VCC Supply Current (volatile
write/read)
VCC = +5.5V, fSCL = 400kHz; SDA = Open;
(for I2C, active, read and write states)
0.6
1.2
mA
VCC = +2.7V, fSCL = 400kHz; SDA = Open;
(for I2C, active, read and write states), 10k
0.35
0.9
mA
ICC2
VCC Supply Current (non-volatile
write/read)
VCC = +5.5V, fSCL = 400kHz; SDA = Open;
(for I2C, active, read and write states)
1.75
2.5
mA
VCC = +2.7V, fSCL = 400kHz; SDA = Open;
(for I2C, active, read and write states)
1.0
1.8
mA
ISB
VCC Current (Standby)
VCC = +5.5V @ +125°C, I2C interface in
standby state
0.5
1.0
mA
VCC = +2.7V @ +125°C, I2C interface in
standby state, 10k
0.3
0.75
mA
ISD
VCC Current (Shutdown)
VCC = +5.5V @ +125°C, I2C interface in
standby state
0.5
1.5
A
ILkgDig
Leakage Current, at Pins REF_A,
REF_B, A1, SDA, and SCL
Voltage at pin from GND to VCC
-0.25
0.25
A
tDCP
DCP Wiper Response Time
SCL falling edge of last bit of DCP data byte
to wiper new position
150
s
tShdnRec
DCP Recall Time from Shutdown
Mode
SCL falling edge of last bit of ACR data byte
to wiper stored position and RH connection
150
s
Vpor
Power-on Recall Voltage
Minimum VCC at which memory recall occurs
2.6
V
VCC Ramp VCC Ramp Rate
0.2
50
V/ms
ISL22317