ISL23315 Datasheet, PDF (6/19 Pages) Intersil Corporation – Single, Low Voltage Digitally Controlled Potentiometer (XDCP™)

ISL23315
Analog Specifications V_CC = 2.7V to 5.5V, V_LOGIC = 1.2V to 5.5V over recommended operating conditions unless otherwise
stated. Boldface limits apply over the operating temperature range, -40°C to +125°C. (Continued)
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
(Note 20)
TYP
(Note 8)
MAX
(Note 20)
UNITS
R_offset Offset, wiper at 0 position
(Note 16)
W option; V_CC = 2.7V to 5.5V
0
3
5.5
MI
(Note 15)
W option; V_CC = 1.7V
6.3
MI
(Note 15)
U, T option; V_CC = 2.7V to 5.5V
0
0.5
2
MI
(Note 15)
U, T option; V_CC = 1.7V
1.1
MI
(Note 15)
TCR Resistance temperature coefficient
(Note 19)
W option; Wiper register set between
32 hex and FF hex
220
ppm/°C
U option; Wiper register set between 32
100
hex and FF hex
ppm/°C
T option; Wiper register set between 32
75
hex and FF hex
ppm/°C
Operating Specifications V_CC = 2.7V to 5.5V, V_LOGIC = 1.2V to 5.5V over recommended operating conditions unless otherwise
stated. Boldface limits apply over the operating temperature range, -40°C to +125°C.
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
(Note 20)
TYP
(Note 8)
MAX
(Note 20)
UNITS
I_LOGIC V_LOGIC supply current (write/read)
V_LOGIC = 5.5V, V_CC = 5.5V,
f_SCL = 400 kHz (for I²C active read and
write)
200
µA
V_LOGIC = 1.2V, V_CC = 1.7V,
f_SCL = 400 kHz (for I²C active read and
write)
5
µA
I_CC
V_CC supply current (write/read)
I_{LOGIC SB} V_LOGIC standby current
V_LOGIC = 5.5V, V_CC = 5.5V
V_LOGIC = 1.2V, V_CC = 1.7V
V_LOGIC = V_CC = 5.5V,
I²C interface in standby
18
µA
10
µA
1
µA
V_LOGIC = 1.2V, V_CC = 1.7V,
I²C interface in standby
0.5
µA
I_{CC SB} V_CC standby current
V_LOGIC = V_CC = 5.5V,
I²C interface in standby
1.5
µA
V_LOGIC = 1.2V, V_CC = 1.7V,
I²C interface in standby
1
µA
I_LOGIC
SHDN
V_LOGIC shutdown current
IV^2LC^OGin^ICte=rfaVc^Ce^C
=
in
5.5V,
standby
V_LOGIC = 1.2V, V_CC = 1.7V,
I²C interface in standby
1.3
µA
0.4
µA
I_{CC SHDN} V_CC shutdown current
V_LOGIC = V_CC = 5.5V,
I²C interface in standby
0.7
µA
V_LOGIC = 1.2V, V_CC = 1.7V,
I²C interface in standby
0.5
µA
I_LkgDig Leakage current, at pins A0, A1, SDA, Voltage at pin from GND to V_LOGIC
SCL
-0.4
<0.1
0.4
µA
t_DCP Wiper response time
SCL rising edge of the acknowledge bit
1.5
µs
after data byte to wiper new position
6
FN7778.0
December 15, 2010