Datasheet ICM7216A, ICM7216B, ICM7216D (Intersil) - 6
| 制造商 | Intersil |
| 描述 | 8-Digit Multi-Function Frequency Counter/Timer |
| 页数 / 页 | 17 / 6 — ICM7216A, ICM7216B, ICM7216D. Timing Diagram. 40ms. INTERNAL. STORE. 30ms … |
| 文件格式/大小 | PDF / 196 Kb |
| 文件语言 | 英语 |
ICM7216A, ICM7216B, ICM7216D. Timing Diagram. 40ms. INTERNAL. STORE. 30ms TO 40ms. 60ms. FUNCTION:. TIME INTERVAL. RESET. UPDATE. PRIMING
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文件文字版本
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