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Çàùèòà ñõåì àáîíåíòñêèõ òåëåôîííûõ ëèíèé |

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Ôèðìîé STMicroelectronics (SGS–Thomson) ñîçäàíî äâà ñåìåéñòâà ïðèáîðîâ: TRISIL™ – ñåìåéñòâî äèñêðåòíûõ êîìïîíåíòîâ è ASD™ – ñåìåéñòâî êîìïëåêñíûõ ñõåì çàùèòû. (Ñòàòüÿ â æóðíàëå Ðàäèîðûíîê N 11, 2001)

Ïîäðîáíåå...
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Öèôðîâûå ïîòåíöèîìåòðû
|
Òèï |
Êîë–âî ïîòåí-
öèîìåò-
ðîâ |
Äîïóñòèìûå íàïðÿæåíèÿ íà âûâîäàõ |
Èíòåðôåéñ óïðàâëåíèÿ |
Íîìèíà-
ëüíîå ñîïðîòèâë., ÊÎì |
Òåìïåðàò. ñòàáèëü-
íîñòü (ppm/°C) |
Ðàçðå-
øåíèå (êîë–âî ïîçèö.) |
Òîê ïîòðåáë. (IDD) |
Ýíåðãî íåçàâèñ. ïàìÿòü NV, áàéò |
Êîðïóñà |
Ïðèìå÷àíèå |
| AD5201 |
1 |
±3V, +5.5V |
3–wire |
10, 50 |
500 |
33 |
40µA |
|
µSOIC–10 |
Full AC specs, Dual
Supply, Pwr–On–Reset, Low Cost |
| AD5220 |
1 |
+5.5V |
UP/DOWN |
10, 50, 100 |
800 |
128 |
40µA |
|
PDIP, SO–8,
µSOIC–8 |
No Rollover,
Pwr–On–Reset |
| AD7376 |
1 |
±15V, +28V |
3–wire |
10, 50, 100,
1000 |
300 |
128 |
100µA |
|
PDIP–14, SOL–16,
TSSOP–14 |
Single +28V or Dual ±15V
Supply Operation |
| AD5200 |
1 |
±3V, +5.5V |
3–wire |
10, 50 |
500 |
256 |
40µA |
|
µSOIC–10 |
Full AC specs, Dual
Supply, Pwr–On–Reset |
| AD8400 |
1 |
+5.5V |
3–wire |
1, 10, 50, 100 |
500 |
256 |
5µA |
|
SO–8 |
Full AC
specs |
| AD5260 |
1 |
±5V, +15V |
3–wire |
20, 50, 200 |
35 |
256 |
60µA |
|
TSSOP–14 |
+15V or ±5V
Operation |
| AD5280* |
1 |
±5V, +15V |
2–wire |
20, 50, 200 |
35 |
256 |
60µA |
|
TSSOP–14 |
+15V or ±5V
Operation |
| AD5241 |
1 |
±3V, +5.5V |
2–wire |
10, 100, 1000 |
30 |
256 |
50µA |
|
SO–14, TSSOP–14 |
I2C Compatible |
| AD5231 |
1 |
±3V, +5.5V |
3–wire |
10, 50, 100 |
700 |
1024 |
20µA |
28 |
TSSOP–16 |
Nonvolatile Memory,
Direct Program, I/D, ±6dB settability |
| AD5222 |
2 |
±3V, +5.5V |
UP/DOWN |
10, 50, 100,
1000 |
35 |
128 |
80µA |
|
SO–14, TSSOP–14 |
No Rollover, Stereo,
Pwr–On–Reset |
| AD8402 |
2 |
+5.5V |
3–wire |
1, 10, 50, 100 |
500 |
256 |
5µA |
|
PDIP, SO–14,
TSSOP–14 |
Full AC specs, nA
shutdown current |
| AD5207 |
2 |
±3V, +5.5V |
3–wire |
10, 50, 100 |
500 |
256 |
40µA |
|
TSSOP–14 |
Full AC specs, Dual
Supply, Pwr–On–Reset, SDO |
| AD5232 |
2 |
±3V, +5.5V |
3–wire |
10, 50, 100 |
700 |
256 |
20µA |
14 |
TSSOP–16 |
Nonvolatile Memory,
Direct Program, I/D, ±6dB settability |
| AD5235* |
2 |
±3V, +5.5V |
3–wire |
25, 250 |
35 |
1024 |
20µA |
26 |
TSSOP–16 |
Nonvolatile Memory,
Direct Program |
| ADN2850* |
2 |
±3V, +5.5V |
3–wire |
25, 250 |
35 |
1024 |
20µA |
26 |
TSSOP–16,
LFCSP–16 |
For LDD drivers in
Optical Applications |
| AD5242 |
2 |
±3V, +5.5V |
2–wire |
10, 100, 1000 |
30 |
256 |
50µA |
|
SO–16, TSSOP–16 |
I2C Compatible |
| AD5262 |
2 |
±5V, +15V |
3–wire |
20, 50, 200 |
35 |
256 |
60µA |
|
TSSOP–16 |
+15V or ±5V
Operation |
| AD5282* |
2 |
±5V, +15V |
2–wire |
20, 50, 200 |
35 |
256 |
60µA |
|
TSSOP–16 |
+15V or ±5V
Operation |
| AD5203 |
4 |
+5.5V |
3–wire |
10, 100 |
700 |
64 |
5µA |
|
PDIP, SOL–24,
TSSOP–24 |
Full AC specs, nA
shutdown current |
| AD5233 |
4 |
±3V, +5.5V |
3–wire |
10, 50, 100 |
700 |
64 |
20µA |
11 |
TSSOP–16 |
Nonvolatile Memory,
Direct Program, I/D, ±6dB settability |
| AD5204 |
4 |
±3V, +5.5V |
3–wire |
10, 50, 100 |
700 |
256 |
60µA |
|
PDIP, SOL–24,
TSSOP–24 |
Full AC specs, Dual
Supply, Pwr–On–Reset |
| AD8403 |
4 |
+5.5V |
3–wire |
1, 10, 50, 100 |
500 |
256 |
5µA |
|
PDIP, SOL–24,
TSSOP–24 |
Full AC specs, nA
shutdown current |
| AD5206 |
6 |
±3V, +5.5V |
3–wire |
10, 50, 100 |
700 |
256 |
60µA |
|
PDIP, SOL–24,
TSSOP–24 |
Full AC specs, Dual
Supply, Pwr–On–Reset |
| AD8801 |
8 |
5 |
3–wire |
5 |
|
256 |
5 µA |
|
N–16, SO–16NB |
TrimDAC, Midscale
Reset |
| AD8802 |
12 |
5 |
3–wire |
5 |
|
256 |
10 µA |
|
N–20, SOIC–20,
TSSOP–20 |
TrimDAC, Output Voltage
Range is VREFL to VREFH |
| AD8803 |
8 |
5 |
3–wire |
5 |
|
256 |
5 µA |
|
N–16, SO–16NB |
TrimDAC, Midscale
Reset |
| AD8804 |
12 |
5 |
3–wire |
5 |
|
256 |
10 µA |
|
N–20, SOIC–20,
TSSOP–20 |
TrimDAC, Output Voltage
Range is VREFL to VREFH |
| AD8842 |
8 |
±5 |
3–wire |
Buffered |
|
256 |
14 mA |
|
N–24, SOIC–24 |
TrimDAC, 4–Q
Multiplying |
| DAC8800 |
8 |
7 |
3–wire |
12 |
|
256 |
400 µA |
|
N–20, SOIC–20 |
TrimDAC, Output Voltage
Range is VREFL to VREFH |
| DAC8840 |
8 |
±5 |
3–wire |
Buffered |
|
256 |
26 mA |
|
N–24, SOIC–24 |
TrimDAC, 4–Q Multiplying,
1MHz BW |
| DAC8841 |
8 |
5 |
3–wire |
Buffered |
|
256 |
26 mA |
|
N–24, SOIC–24 |
TrimDAC, 2–Q
Multiplying |
| 1. TrimDAC
èñïîëüçóþòñÿ â íîâûõ ðàçðàáîòêàõ äëÿ çàìåíû ïîòåíöèîìåòðîâ, êîòîðûå
ðàáîòàþò â ðåæèìå ðåãóëèðîâàíèÿ íàïðÿæåíèÿ íà âûñîêîèìïåíäàíñíîì
âõîäå |
| 2. Èíòåðôåéñû:
2–wire — I2Ñ, 3–wire — SPI è Microwire ñîâìåñòèìûé,
UP/DOWN — óïðàâëåíèå êíîïêîé |

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