ISL22444 Datasheet, PDF (5/19 Pages) Intersil Corporation – Quad Digitally Controlled Potentiometer XDCP

ISL22444
Analog Specifications Over recommended operating conditions unless otherwise stated. (Continued)
SYMBOL
PARAMETER
TEST CONDITIONS
TYP
MIN (NOTE 4) MAX
UNIT
f_cutoff
-3dB cut off frequency
Wiper at midpoint (80hex) W option (10k)
1000
kHz
(Note 20)
Wiper at midpoint (80hex) U option (50k)
250
kHz
Wiper at midpoint (80hex) T option (100k)
120
kHz
RESISTOR MODE (Measurements between RWi and RL i with RHi not connected, or between RWi and RHi with RLi not connected)
RINL Integral non-linearity
(Note 15)
W option
-3
±1.5
3
U, T option
-1
±0.4
1
MI
(Note 12)
MI
(Note 12)
RDNL Differential non-linearity
(Note 14)
Roffset Offset
(Note 13)
W option
U, T option
W option
-1.5
±0.5
1.5
MI
(Note 12)
-0.5
±0.15
0.5
MI
(Note 12)
0
1
5
MI
(Note 12)
U, T option
0
0.5
2
MI
(Note 12)
R_MATCH DCP to DCP matching
(Note 16)
Wipers at the same tap position with the
-3
same terminal voltages
3
MI
(Note 12)
TC_R
Resistance temperature coefficient DCP register set between 32 hex and FFhex
±40
(Note 17, 20)
ppm/°C
Operating Specifications Over the recommended operating conditions unless otherwise specified.
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
I_CC1
V_CC Supply Current (volatile
write/read)
V_CC = 5.5V, f_SCK = 5MHz; (for SPI Active, Read
and Volatile Write states only)
V_CC = 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
-1.0
Active, Read and Volatile Write states only)
V- = -2.25V, V_CC = 2.25V, f_SCK = 5MHz; (for SPI
-0.5
Active, Read and Volatile Write states only)
I_CC2
V_CC Supply Current (non-volatile V_CC = 5.5V, V- = 5.5V, f_SCK = 5MHz; (for SPI
write/read)
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
V- = -5.5V, V_CC = 5.5V, f_SCK = 5MHz; (for SPI
-2.0
write/read)
Active, Read and Non-volatile Write states only)
V- Supply Current (non-volatile
V- = -2.25V, V_CC = 2.25V, f_SCK = 5MHz; (for SPI
-1.0
write/read)
Active, Read and Non-volatile Write states only)
I_SB
V_CC Current (standby)
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
TYP
(NOTE 4)
0.6
MAX
1.0
0.25
0.5
-0.3
-0.1
1.0
2.0
0.3
1.0
-1.2
-0.4
0.5
2.0
1.0
4.0
0.2
1.0
0.5
2.0
UNIT
mA
mA
mA
mA
mA
mA
mA
mA
µA
µA
µA
µA
5
FN6426.0
May 24, 2007