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参数资料
| 型号： | ISL22346 |
| 厂商： | Intersil Corporation |
| 英文描述： | Low Noise, Low Power I2C Bus, 128 Taps(低噪声,低功率，I2C总线, 128抽头电位器) |
| 中文描述： | 低噪声，低功耗I2C总线，128丝锥（低噪声，低功率和I2C总线，128抽头电位器） |
| 文件页数： | 3/13页 |
| 文件大小： | 485K |
| 代理商： | ISL22346 |
3
FN6177.0
July 28, 2006
Analog Specifications
Absolute Maximum Ratings
Thermal Information
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . .-65°C to +150°C
Voltage at any Digital Interface Pin
with Respect to GND . . . . . . . . . . . . . . . . . . . . . -0.3V to V
CC
+0.3
V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-0.3V to +6V
Voltage at any DCP Pin with Respect to GND. . . . . . . -0.3V to V
CC
Lead Temperature (Soldering, 10s) . . . . . . . . . . . . . . . . . . . . .300°C
I
W
(10s) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±6mA
Latchup (Note 4) . . . . . . . . . . . . . . . . . . Class II, Level B @ +125°C
ESD (HBM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.5kV
(CDM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1kV
Thermal Resistance (Typical, Note 3)
20 Lead TSSOP package . . . . . . . . . . . . . . . . . . . .
θ
JA
(°C/W)
90
Recommended Operating Conditions
Temperature Range (Extended Industrial). . . . . . . .-40°C to +125°C
V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.7V to 5.5V
Power Rating of each DCP . . . . . . . . . . . . . . . . . . . . . . . . . . . .5mW
Wiper Current of each DCP. . . . . . . . . . . . . . . . . . . . . . . . . .±3.0mA
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTES:
3.
θ
JA
is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
4. Jedec Class II pulse conditions and failure criterion used. Level B exceptions are: using a max positive pulse of 6.5V on the SHDN pin, and using
a max negative pulse of -0.8V for all pins.
Over recommended operating conditions unless otherwise stated.
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
TYP
(NOTE 5)
MAX
UNIT
R
TOTAL
R
H
to R
L
Resistance
W option
10
k
U option
50
k
R
H
to R
L
Resistance Tolerance
W and U option
-20
+20
%
End-to-End Temperature Coefficient
W option
±50
ppm/°C
(Note 19)
U option
±80
ppm/°C
(Note 19)
V
RH
, V
RL
V
RH
and V
RL
Terminal Voltages
V
RH
and V
RL
to GND
0
V
CC
V
R
W
Wiper Resistance
V
CC
= 3.3V @ +25°C, wiper current =
V
CC
/R
TOTAL
70
200
C
H
/C
L
/C
W
(Note 19)
Potentiometer Capacitance
10/10/25
pF
I
LkgDCP
Leakage on DCP Pins
Voltage at pin from GND to V
CC
0.1
1
μA
VOLTAGE DIVIDER MODE
(0V @ R
L
i; V
CC
@ R
H
i; measured at R
W
i, unloaded; i = 0, 1, 2, or 3)
INL
(Note 10)
Integral Non-linearity
Monotonic over all tap positions
-1
1
LSB
(Note 6)
DNL
(Note 9)
Differential Non-linearity
Monotonic over all tap positions
-0.5
0.5
LSB
(Note 6)
ZSerror
(Note 7)
Zero-scale Error
W option
0
1
5
LSB
(Note 6)
U option
0
0.5
2
FSerror
(Note 8)
Full-scale error
W option
-5
-1
0
LSB
(Note 6)
U option
-2
-1
0
V
MATCH
(Note 11)
DCP to DCP Matching
Any two DCPs at same tap position, same
voltage at all R
H
terminals, and same voltage
at all R
L
terminals
-2
2
LSB
(Note 6)
TC
V
(Note 12)
Ratiometric Temperature Coefficient
DCP register set to 40 hex
±4
ppm/°C
RESISTOR MODE
(Measurements between R
W
i and R
L
i with R
H
i not connected, or between R
W
i and R
H
i with R
L
i not connected. i = 0, 1, 2 or 3)
RINL
(Note 16)
monotonic over all tap positions
Integral nOn-linearity
DCP register set between 10h and 7Fh;
-1
1
MI
(Note 13)
ISL22346
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| ISL22346UFRT20Z | 功能描述:数字电位计 IC 128 TAP FL RNG IND QD DCP 20LD 4X4 TQFN RoHS:否 制造商:Maxim Integrated 电阻:200 Ohms 温度系数:35 PPM / C 容差:25 % POT 数量:Dual 每 POT 分接头:256 弧刷存储器:Volatile 缓冲刷: 数字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作电源电压:1.7 V to 5.5 V 电源电流:27 uA 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:TQFN-16 封装:Reel |
| ISL22346UFRT20Z-TK | 功能描述:数字电位计 IC 128 TAP FL RNG IND QD DCP 20LD 4X4 TQFN RoHS:否 制造商:Maxim Integrated 电阻:200 Ohms 温度系数:35 PPM / C 容差:25 % POT 数量:Dual 每 POT 分接头:256 弧刷存储器:Volatile 缓冲刷: 数字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作电源电压:1.7 V to 5.5 V 电源电流:27 uA 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:TQFN-16 封装:Reel |
| ISL22346UFV20Z | 功能描述:数字电位计 IC 128 TAP FL RNG IND QD DCP 20LD RoHS:否 制造商:Maxim Integrated 电阻:200 Ohms 温度系数:35 PPM / C 容差:25 % POT 数量:Dual 每 POT 分接头:256 弧刷存储器:Volatile 缓冲刷: 数字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作电源电压:1.7 V to 5.5 V 电源电流:27 uA 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:TQFN-16 封装:Reel |
| ISL22346UFV20Z-TK | 功能描述:数字电位计 IC 128 TAP FL RNG IND QD DCP 20LD RoHS:否 制造商:Maxim Integrated 电阻:200 Ohms 温度系数:35 PPM / C 容差:25 % POT 数量:Dual 每 POT 分接头:256 弧刷存储器:Volatile 缓冲刷: 数字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作电源电压:1.7 V to 5.5 V 电源电流:27 uA 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:TQFN-16 封装:Reel |
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