155-0090-00
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The Tektronix M059 (P/N 155-0090-00, 155-0090-01, 155-0090-02) is a four-decade counter, latch and D/A converter monolithic integrated circuit designed by Mike Metcalf in 1974.
It contains four 4-bit BCD counters, four 4-bit latches and four BCD-to-analog converters producing a 10-level output current to interface directly with the 7000 series readout system.
Used in
- 7D01 (U1338 before SN B052815, later models use 155-0171-00)
- 7D12 (U500)
- 7D15
- 7B85 (U686 before SN B06000), later models use 155-0171-00/155-0185-00
- 7J20
Some instruments using part 155-0090-00
| Instrument | Manufacturer | Class | Model | Description | Introduced |
|---|---|---|---|---|---|
| 7B85 | Tektronix | Plug-in | 7B85 | 400 MHz delaying timebase | 1976 |
| 7D01 | Tektronix | Plug-in | 7D01 | 16-ch Logic Analyzer | 1976 |
| 7D12 | Tektronix | Plug-in | 7D12 | digital meter plugin | 1974 |
| 7D15 | Tektronix | Plug-in | 7D15 | 225 MHz frequency counter | 1972 |
| 7J20 | Tektronix | Plug-in | 7J20 | Optical Spectrometer | 1975 |
