ISL23445 Intersil Corporation, ISL23445 Datasheet - Page 6

• Manufacturer Part Number: ISL23445
• Description: Low Voltage Digitally Controlled Potentiometer
• Manufacturer: Intersil Corporation

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Analog Specifications
Operating Specifications
I
LOGIC SHDN
(Note 16)
(Note 23)
(Note 19)
SYMBOL
I
Rmatch
SYMBOL
I
LOGIC SB
R
CC SHDN
I
I
I
LkgDig
LOGIC
offset
TCR
CC SB
I
CC
Offset, wiper at 0 position
DCP to DCP Matching
Resistance Temperature Coefficient
V
V
V
V
V
V
Leakage Current, at Pins CS, SDO, SDI,
SCK
LOGIC
CC
LOGIC
CC
LOGIC
CC
Supply Current (Write/Read)
Standby Current
Shutdown Current
Supply Current (Write/Read)
Standby Current
Shutdown Current
PARAMETER
PARAMETER
6
V
stated. Boldface limits apply over the operating temperature range, -40°C to +125°C. (Continued)
CC
stated. Boldface limits apply over the operating temperature range, -40°C to +125°C.
V
CC
= 2.7V to 5.5V, V
= 2.7V to 5.5V, V
W option; V
U, T option; V
U, T option; V
same terminal voltages
and FF hex
U option; Wiper register set between 32 hex and
FF hex
T option; Wiper register set between 32 hex and
FF hex
W option; V
Any two DCPs at the same tap position with the
W option; Wiper register set between 32 hex
V
f
V
f
V
V
V
SPI interface in standby
V
SPI interface in standby
V
SPI interface in standby
V
SPI interface in standby
V
SPI interface in standby
V
SPI interface in standby
V
SPI interface in standby
V
SPI interface in standby
Voltage at pin from GND to V
SCK
SCK
LOGIC
LOGIC
LOGIC
LOGIC
LOGIC
LOGIC
LOGIC
LOGIC
LOGIC
LOGIC
LOGIC
LOGIC
LOGIC
= 5MHz (for SPI active read and write)
= 1MHz (for SPI active read and write)
LOGIC
ISL23445
= 5.5V, V
= 1.2V, V
= 5.5V, V
= 1.2V, V
= V
= 1.2V, V
= V
= 1.2V, V
= V
= 1.2V, V
= V
= 1.2V, V
CC
CC
CC
CC
= 1.2V to 5.5V over recommended operating conditions unless otherwise
CC
CC
CC
CC
= 2.7V to 5.5V
= 1.7V
TEST CONDITIONS
= 2.7V to 5.5V
= 1.7V
= 1.2V to 5.5V over recommended operating conditions unless otherwise
= 5.5V,
= 5.5V,
= 5.5V,
= 5.5V,
TEST CONDITIONS
CC
CC
CC
CC
CC
CC
CC
CC
= 5.5V,
= 5.5V
= 1.7V,
= 1.7V
= 1.7V,
= 1.7V,
= 1.7V,
= 1.7V,
LOGIC
(Note 20) TYP (Note 8)
MIN
(Note 20) TYP (Note 8)
-2
0
0
MIN
-0.4
±0.5
170
6.3
0.5
1.1
80
50
3
<0.1
(Note 20)
MAX
5.5
(Note 20) UNITS
2
2
MAX
110
1.5
0.5
1.5
0.5
1.5
0.4
30
10
2
3
2
3
June 21, 2011
(Note 15)
(Note 15)
(Note 15)
(Note 15)
ppm/°C
ppm/°C
ppm/°C
(Note 9)
FN7874.0
UNITS
LSB
MI
MI
MI
MI
mA
µA
µA
µA
µA
µA
µA
µA
µA
µA
µA
µA
µA
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