isl22444 Intersil Corporation, isl22444 Datasheet - Page 5

• Manufacturer Part Number: isl22444
• Description: Quad Digitally Controlled Potentiometer Xdcp? , Low Noise, Low Power, Spi? Bus, 256 Taps
• Manufacturer: Intersil Corporation

Operating Specifications
Analog Specifications
RESISTOR MODE (Measurements between RWi and RL i with RHi not connected, or between RWi and RHi with RLi not connected)
(Note 17, 20)
SYMBOL
SYMBOL
(Note 20)
(Note 15)
(Note 14)
(Note 13)
(Note 16)
R
Roffset
I
I
RDNL
CC1
I
CC2
I
f
I
RINL
MATCH
V-1
V-2
TC
SB
cutoff
R
V
write/read)
V- Supply Current (volatile
write/read)
V
write/read)
V- Supply Current (non-volatile
write/read)
V- Supply Current (non-volatile
write/read)
V
CC
CC
CC
-3dB cut off frequency
Integral non-linearity
Differential non-linearity
Offset
DCP to DCP matching
Resistance temperature coefficient
Supply Current (volatile
Supply Current (non-volatile
Current (standby)
PARAMETER
PARAMETER
Over recommended operating conditions unless otherwise stated. (Continued)
5
Over the recommended operating conditions unless otherwise specified.
V
and Volatile Write states only)
V
and Volatile Write states only)
V- = -5.5V, V
Active, Read and Volatile Write states only)
V- = -2.25V, V
Active, Read and Volatile Write states only)
V
Active, Read and Non-volatile Write states only)
V
Active, Read and Non-volatile Write states only)
V- = -5.5V, V
Active, Read and Non-volatile Write states only)
V- = -2.25V, V
Active, Read and Non-volatile Write states only)
V
in standby state
V
in standby state
V
interface in standby state
V
interface in standby state
CC
CC
CC
CC
CC
CC
CC
CC
= 2.25V, f
= +5.5V, V- = -5.5V @ +125°C, SPI interface
= 5.5V, f
= 5.5V, V- = 5.5V, f
= 2.25V, V- = -2.25V, f
= +5.5V, V- = -5.5V @ +85°C, SPI interface
= +2.25V, V- = -2.25V @ +85°C, SPI
= +2.25V, V- = -2.25V @ +125°C, SPI
Wiper at midpoint (80hex) W option (10k)
Wiper at midpoint (80hex) U option (50k)
Wiper at midpoint (80hex) T option (100k)
W option
U, T option
W option
U, T option
W option
U, T option
Wipers at the same tap position with the
same terminal voltages
DCP register set between 32 hex and FFhex
CC
CC
SCK
CC
CC
TEST CONDITIONS
SCK
ISL22444
= 5.5V, f
= 5.5V, f
TEST CONDITIONS
= 2.25V, f
= 2.25V, f
= 5MHz; (for SPI Active, Read
= 5MHz; (for SPI Active, Read
SCK
SCK
SCK
SCK
SCK
SCK
= 5MHz; (for SPI
= 5MHz; (for SPI
= 5MHz; (for SPI
= 5MHz; (for SPI
= 5MHz; (for SPI
= 5MHz; (for SPI
MIN
-1.0
-0.5
-2.0
-1.0
MIN
-1.5
-0.5
-3
-1
-3
0
0
(NOTE 4)
(NOTE 4)
±0.15
1000
TYP
±1.5
±0.4
±0.5
TYP
0.25
250
120
±40
-0.3
-0.1
-1.2
-0.4
0.5
0.6
1.0
0.3
0.5
1.0
0.2
0.5
1
MAX
MAX
1.5
0.5
1.0
0.5
2.0
1.0
2.0
4.0
1.0
2.0
3
1
5
2
3
May 24, 2007
(Note 12)
(Note 12)
(Note 12)
(Note 12)
(Note 12)
(Note 12)
(Note 12)
ppm/°C
UNIT
UNIT
FN6426.0
kHz
kHz
kHz
mA
mA
mA
mA
mA
mA
mA
mA
µA
µA
µA
µA
MI
MI
MI
MI
MI
MI
MI