Datasheet ICM7216A (Intersil) - 6
| Fabricante | Intersil |
| Descripción | 8-Digit Multi-Function Frequency Counter/Timer |
| Páginas / Página | 17 / 6 — ICM7216A, ICM7216B, ICM7216D. Timing Diagram. 40ms. INTERNAL. STORE. 30ms … |
| Formato / tamaño de archivo | PDF / 196 Kb |
| Idioma del documento | Inglés |
ICM7216A, ICM7216B, ICM7216D. Timing Diagram. 40ms. INTERNAL. STORE. 30ms TO 40ms. 60ms. FUNCTION:. TIME INTERVAL. RESET. UPDATE. PRIMING
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ICM7216A, ICM7216B, ICM7216D Timing Diagram 40ms INTERNAL STORE 30ms TO 40ms 60ms FUNCTION: INTERNAL TIME INTERVAL RESET 40ms UPDATE UPDATE PRIMING MEASUREMENT INTERVAL 190ms TO 200ms MEASUREMENT IN PROGRESS (INTERNAL ON 7216A/B) INPUT A PRIMING EDGES INPUT B 250ns MIN MEASURED INTERVAL (FIRST) MEASURED INTERVAL (LAST)
NOTE: 1. If range is set to 1 event, first and last measured interval will coincide.
FIGURE 1. WAVEFORMS FOR TIME INTERVAL MEASUREMENT (OTHERS ARE SIMILAR, BUT WITHOUT PRIMING PHASE) Typical Performance Curves 20 300 fA (MAX) FREQUENCY UNIT COUNTER, 4.5
≤
VDD
≤
6.0V FREQUENCY RATIO MODES 15 200 10 (mA) I DIG fA (MAX) fB (MAX) PERIOD, TIME INTERVAL MODES 100 FREQUENCY (MHz) 5 +25oC +85oC -20oC TA = +25oC 0 0 3 4 5 6 0 1 2 3 VDD-VSS (V) VDD-VOUT (V) FIGURE 2. fA(MAX), fB(MAX) AS A FUNCTION OF SUPPLY FIGURE 3. ICM7216A TYPICAL IDIG vs VDD-VOUT
13-27
NOTE: 1. If range is set to 1 event, first and last measured interval will coincide.
FIGURE 1. WAVEFORMS FOR TIME INTERVAL MEASUREMENT (OTHERS ARE SIMILAR, BUT WITHOUT PRIMING PHASE) Typical Performance Curves 20 300 fA (MAX) FREQUENCY UNIT COUNTER, 4.5
≤
VDD
≤
6.0V FREQUENCY RATIO MODES 15 200 10 (mA) I DIG fA (MAX) fB (MAX) PERIOD, TIME INTERVAL MODES 100 FREQUENCY (MHz) 5 +25oC +85oC -20oC TA = +25oC 0 0 3 4 5 6 0 1 2 3 VDD-VSS (V) VDD-VOUT (V) FIGURE 2. fA(MAX), fB(MAX) AS A FUNCTION OF SUPPLY FIGURE 3. ICM7216A TYPICAL IDIG vs VDD-VOUT
13-27