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參數資料
| 型號： | 419WZ |
| 廠商： | Intersil Corporation |
| 元件分類： | 數字電位計 |
| 英文描述： | Single Digitally Controlled Potentiometer(XDCP) Low Noise, Low Power, SPI Bus, 128 Taps, Wiper Only |
| 中文描述： | 單數控電位（數字電位器）低噪聲，低功耗，SPI總線，128抽頭，雨刷只 |
| 文件頁數： | 11/13頁 |
| 文件大小： | 359K |
| 代理商： | 419WZ |
7
FN6311.0
June 28, 2006
Typical Performance Curves
FIGURE 1. WIPER RESISTANCE vs TAP POSITION
[ I(RW) = VCC/RTOTAL ] FOR 10k (W)
FIGURE 2. STANDBY ICC vs VCC
FIGURE 3. DNL vs TAP POSITION IN VOLTAGE DIVIDER
MODE FOR 10k
(W)
FIGURE 4. INL vs TAP POSITION IN VOLTAGE DIVIDER
MODE FOR 10k
(W)
FIGURE 5. ZSerror vs TEMPERATURE
FIGURE 6. FSerror vs TEMPERATURE
VCC
0
10
20
30
40
50
60
70
80
90
100
0
2040
6080
100
120
TAP POSITION (DECIMAL)
Vcc = 3.3V, T = 125C
Vcc = 3.3V, T = 20C
Vcc = 3.3V, T = -40C
WIP
E
R
RE
SISIT
ANCE
(
)
VCC
0
0.2
0.4
0.6
0.8
1
1.2
1.4
2.73.2
3.74.2
4.75.2
Vcc, V
T =25
C
T =125
C
Is
b
(
A)
-0.2
-0.1
0
0.1
0.2
0
20
40
60
80
100
120
TAP POSITION (DECIMAL)
Vcc = 2.7V
Vcc = 5.5V
T = 25C
DNL
(LSB)
-0.2
-0.1
0
0.1
0.2
0
20406080
100
120
TAP POSITION (DECIMAL)
T = 25C
Vcc = 2.7V
Vcc = 5.5V
INL
(L
SB)
-0.30
-0.10
0.10
0.30
0.50
0.70
0.90
1.10
1.30
-40
-20
0
20
40
60
80
100
120
TEMPERATURE (C)
10k
50k
Vcc = 2.7V
Vcc = 5.5V
ZSe
rror
(L
SB)
-1.50
-1.20
-0.90
-0.60
-0.30
0.00
-40
-20
0
20
406080
100
120
TEMPERATURE (C)
50k
10k
Vcc = 2.7V
Vcc = 5.5V
FS
e
rro
r(
L
SB
)
ISL22419
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