参数资料
| 型号： | ISL22424UFV14Z |
| 厂商： | Intersil |
| 文件页数： | 13/18页 |
| 文件大小： | 0K |
| 描述： | IC POT DGTL 256TP LN LP 14-TSSOP |
| 标准包装： | 960 |
| 系列： | XDCP™ |
| 接片： | 256 |
| 电阻（欧姆）： | 50k |
| 电路数： | 2 |
| 温度系数： | 标准值 ±45 ppm/°C |
| 存储器类型： | 非易失 |
| 接口： | 4 线 SPI（芯片选择） |
| 电源电压： | 2.25 V ~ 5.5 V |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 14-TSSOP（0.173"，4.40mm 宽） |
| 供应商设备封装： | 14-TSSOP |
| 包装： | 管件 |
4
FN6425.0
May 31, 2007
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 VCC +0.3
VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +6V
V- . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -6V to 0.3V
Voltage at any DCP pin with Respect to GND . . . . . . . . . . V- to VCC
IW (10s) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±6mA
Latchup . . . . . . . . . . . . . . . . . . . . . . . . . Class II, Level A @ +125°C
ESD
Human Body Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.5kV
Machine Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .350V
Thermal Resistance (Typical, Note 3)
θJA (°C/W)
14 Lead TSSOP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .105
16 Lead QFN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Maximum Junction Temperature (Plastic Package). . . . . . . +150°C
Pb-free reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . .see link below
Recommended Operating Conditions
Temperature Range (Full Industrial) . . . . . . . . . . . . -40°C to +125°C
Power Rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15mW
VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.25V to 5.5V
V- . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -2.25V to -5.5V
Max Wiper Current Iw . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±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.
θJA is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
Analog Specifications
Over recommended operating conditions unless otherwise stated.
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
TYP
(NOTE 4)
MAX
UNIT
RTOTAL
RHi to RLi resistance
W option
10
k
Ω
U option
50
k
Ω
T option
100
k
Ω
RHi to RLi resistance tolerance
-20
+20
%
End-to-End Temperature Coefficient
W option
±85
ppm/°C
U, T option
±45
ppm/°C
VRH, VRL
DCP terminal voltage
VRHi and VRLi to GND
V-
VCC
V
RW
Wiper resistance
RH - floating, VRL = V-, force Iw current to the
wiper, IW = (VCC - VRL)/RTOTAL
70
250
Ω
CH/CL/CW
(Note 20)
Potentiometer capacitance
See Macro Model below.
10/10/25
pF
ILkgDCP
Leakage on DCP pins
Voltage at pin from V- to VCC
0.1
1
A
VOLTAGE DIVIDER MODE (V- @ RLi; VCC @ RHi; measured at RWi, unloaded)
INL
(Note 9)
Integral non-linearity
W option
-1.5
±0.5
1.5
LSB
(Note 5)
U, T option
-1.0
±0.2
1.0
LSB
(Note 5)
DNL
(Note 8)
Differential non-linearity
Monotonic over all tap positions
W option
-1.0
±0.4
1.0
LSB
(Note 5)
U, T option
-0.5
±0.15
0.5
LSB
(Note 5)
ZSerror
(Note 6)
Zero-scale error
W option
0
1
5
LSB
(Note 5)
U, T option
0
0.5
2
FSerror
(Note 7)
Full-scale error
W option
-5
-1
0
LSB
(Note 5)
U, T option
-2
-1
0
VMATCH
(Note 10)
DCP to DCP matching
Wipers at the same tap position, the same
voltage at all RH terminals and the same
voltage at all RL terminals
-2
2
LSB
(Note 5)
TCV
(Note 11, 20)
Ratiometric temperature coefficient
DCP register set to 80 hex
±4
ppm/°C
ISL22424
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