LM399: Difference between revisions
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|Manufacturer=National Semiconductor | |Manufacturer=National Semiconductor | ||
|Model=LM399 | |Model=LM399 | ||
|Part_nos= | |Part_nos=156-0783-00 | ||
|Description=heated zener reference | |Description=heated zener reference | ||
|Used_in=DM5120;DM5520;Keithley 181;Keithley 191;Keithley 192;Keithley 193A;Keithley 196; | |Used_in=DM5120;DM5520;Keithley 181;Keithley 191;Keithley 192;Keithley 193A;Keithley 196;1410;1411;1412; | ||
}} in a 4-lead TO-46 metal can. | }} in a 4-lead TO-46 metal can. | ||
Revision as of 03:09, 11 October 2024
The National Semiconductor LM399 (P/N 156-0783-00) is a heated zener reference monolithic integrated circuit in a 4-lead TO-46 metal can.
Used in
Some instruments using part LM399
| Instrument | Manufacturer | Class | Model | Description | Introduced |
|---|---|---|---|---|---|
| 1410 | Tektronix | Audio/Video | 1410 | NTSC signal generator | 1976 |
| 1411 | Tektronix | Audio/Video | 1411 | PAL signal generator | 1976 |
| 1412 | Tektronix | Audio/Video | 1412 | PAL-M signal generator | 1982 |
| DM5120 | Tektronix | Plug-in | DM5120 | programmable 6½-digit multimeter | 1989 |
| Keithley 181 | Keithley | Multimeter | 181 | 5½-digit nanovoltmeter | (?) |
| Keithley 182 | Keithley | Multimeter | 182 | 6½-digit sensitive voltmeter | (?) |
| Keithley 191 | Keithley | Multimeter | 191 | 5½-digit multimeter | 1979 |
| Keithley 192 | Keithley | Multimeter | 192 | 6½-digit multimeter | 1979 |
| Keithley 193A | Keithley | Multimeter | 193A | 6½-digit system multimeter | 1985 |
| Keithley 196 | Keithley | Multimeter | 196 | 6½-digit system multimeter | 1986 |