ISL22346_09 Datasheet, PDF (5/16 Pages) Intersil Corporation – Quad Digitally Controlled Potentiometers

ISL22346
Analog Specifications Over recommended operating conditions, unless otherwise stated. (Continued)
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
(Note 21) (Note 5) (Note 21) UNIT
TC_V
Ratiometric Temperature Coefficient DCP register set to 40 hex
(Note 12)
±4
ppm/°C
RESISTOR MODE (Measurements between R_Wi and R_Li with R_Hi not connected, or between R_Wi and R_Hi with R_Li not connected. i = 0, 1, 2 or 3)
RINL Integral Non-linearity
(Note 16)
DCP register set between 10h and 7Fh;
-1
monotonic over all tap positions
1
MI
(Note 13)
RDNL Differential Non-linearity
(Note 15)
DCP register set between 10h and 7Fh;
-1
monotonic over all tap positions, W option
1
MI
(Note 13)
DCP register set between 10h and 7Fh;
-0.5
monotonic over all tap positions, U option
0.5
MI
(Note 13)
Roffset Offset
(Note 14)
W option
0
1
5
MI
(Note 13)
U option
0
0.5
2
MI
(Note 13)
R_MATCH DCP to DCP Matching
(Note 17)
Any two DCPs at the same tap position with
-2
the same terminal voltages
2
MI
(Note 13)
Operating Specifications Over the recommended operating conditions, unless otherwise specified.
SYMBOL
PARAMETER
I_CC1
V_CC Supply Current (Volatile
Write/Read)
I_CC2
V_CC Supply Current (Non-volatile
Write/Read)
I_SB
V_CC Current (Standby)
I_SD
V_CC Current (Shutdown)
TEST CONDITIONS
f_SCL = 400kHz; SDA = Open; (for I²C,
active, read and write states)
f_SCL = 400kHz; SDA = Open; (for I²C,
active, read and write states)
V_CC = +5.5V @ +85°C, I²C interface in
standby state
V_CC = +5.5V @ +125°C, I²C interface in
standby state
V_CC = +3.6V @ +85°C, I²C interface in
standby state
V_CC = +3.6V @ +125°C, I²C interface in
standby state
V_CC = +5.5V @ +85°C, I²C interface in
standby state
V_CC = +5.5V @ +125°C, I²C interface in
standby state
V_CC = +3.6V @ +85°C, I²C interface in
standby state
V_CC = +3.6V @ +125°C, I²C interface in
standby state
MIN
(Note 21)
TYP
MAX
(Note 5) (Note 21)
0.5
3
5
7
3
5
3
5
2
4
I_LkgDig Leakage Current, at Pins A0, A1, A2, Voltage at pin from GND to V_CC
-1
1
SHDN, SDA and SCL
t_WRT DCP Wiper Response Time
SCL falling edge of last bit of DCP data byte
1.5
(Note 20)
to wiper new position
t_ShdnRec DCP Recall Time from Shutdown
From rising edge of SHDN signal to wiper
1.5
(Note 20) Mode
stored position and RH connection
SCL falling edge of last bit of ACR data byte
1.5
to wiper stored position and RH connection
Vpor Power-on Recall Voltage
Minimum V_CC at which memory recall
2.0
2.6
occurs
UNIT
mA
mA
µA
µA
µA
µA
µA
µA
µA
µA
µA
µs
µs
µs
V
5
FN6177.2
September 3, 2009