ISL23415 Datasheet, PDF (6/19 Pages) Intersil Corporation – Single, Low Voltage Digitally Controlled Potentiometer (XDCP™)

ISL23415
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 W option; Wiper register set between
220
ppm/°C
(Note 19)
32 hex and FF hex
U option; Wiper register set between
32 hex and FF hex
100
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
TYP
MAX
(Note 20) (Note 8) (Note 20) UNITS
I_LOGIC V_LOGIC supply current (write/read)
I_CC
V_CC supply current (write/read)
I_{LOGIC SB} V_LOGIC standby current
V_LOGIC = 5.5V, V_CC = 5.5V,
f_SCK = 5MHz (for SPI active read and write)
V_LOGIC = 1.2V, V_CC = 1.7V,
f_SCK = 1MHz (for SPI active read and write)
V_LOGIC = 5.5V, V_CC = 5.5V
V_LOGIC = 1.2V, V_CC = 1.7V
V_LOGIC = 5.5V, V_CC = 5.5V,
SPI interface in standby
1.5
mA
30
µA
100
µA
10
µA
1
µA
V_LOGIC = 1.2V, V_CC = 1.7V,
SPI interface in standby
0.5
µA
I_{CC SB} V_CC standby current
V_LOGIC = 5.5V, V_CC = 5.5V,
SPI interface in standby
1.5
µA
V_LOGIC = 1.2V, V_CC = 1.7V,
SPI interface in standby
1
µA
I_{LOGIC SHDN} V_LOGIC shutdown current
V_LOGIC = 5.5V, V_CC = 5.5V,
SPI interface in standby
1.3
µA
V_LOGIC = 1.2V, V_CC = 1.7V,
SPI interface in standby
0.4
µA
I_{CC SHDN} V_CC shutdown current
V_LOGIC = V_CC = 5.5V,
SPI interface in standby
0.7
µA
V_LOGIC = 1.2V, V_CC = 1.7V,
SPI interface in standby
0.5
µA
I_LkgDig Leakage current, at pins CS, SDO, SDI, SCK Voltage at pin from GND to V_LOGIC
-0.4
<0.1
0.4
µA
t_DCP Wiper response time
CS rising edge to wiper new position
1.5
µs
tShdnRec DCP recall time from shutdown mode CS rising edge to wiper recalled position and
1.5
µs
RH connection
V_CC, V_LOGIC V_CC, V_LOGIC ramp rate
Ramp
Ramp monotonic at any level
0.01
50
V/ms
6
FN7780.0
December 15, 2010