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SN74AVCH4T245 Scheda tecnica(PDF) 8 Page - Texas Instruments |
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SN74AVCH4T245 Scheda tecnica(HTML) 8 Page - Texas Instruments |
8 / 22 page www.ti.com Switching Characteristics Switching Characteristics SN74AVCH4T245 4-BIT DUAL-SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS SCES577D – JUNE 2004 – REVISED JUNE 2007 over recommended operating free-air temperature range, VCCA = 2.5 V ± 0.2 V (see Figure 1) VCCB = 1.5 V VCCB = 1.8 V VCCB = 2.5 V VCCB = 3.3 V VCCB = 1.2 V FROM TO ± 0.1 V ± 0.15 V ± 0.2 V ± 0.3 V PARAMETER UNIT (INPUT) (OUTPUT) TYP MIN MAX MIN MAX MIN MAX MIN MAX tPLH 2.8 0.1 5.7 0.1 4.6 0.2 3.5 0.1 3.6 A B ns tPHL 2.8 0.1 5.7 0.1 4.6 0.2 3.5 0.1 3.6 tPLH 2.7 0.6 4.2 0.4 3.9 0.2 3.4 0.2 3.3 B A ns tPHL 2.7 0.6 4.2 0.4 3.9 0.2 3.4 0.2 3.3 tPZH 4 0.7 6.5 0.7 5.2 0.6 4.8 0.4 4.8 OE A ns tPZL 4 0.7 6.5 0.7 5.2 0.6 4.8 0.4 4.8 tPZH 3.8 0.9 8.8 0.8 7 0.6 4.8 0.6 4 OE B ns tPZL 3.8 0.9 8.8 0.8 7 0.6 4.8 0.6 4 tPHZ 4.7 1 8.4 1 8.4 1 6.2 1 6.6 OE A ns tPLZ 4.7 1 8.4 1 8.4 1 6.2 1 6.6 tPHZ 4.5 1.5 9.4 1.3 8.2 1.1 6.2 0.9 5.2 OE B ns tPLZ 4.5 1.5 8.8 1.3 8.2 1.1 6.2 0.9 5.2 over recommended operating free-air temperature range, VCCA = 3.3 V ± 0.3 V (see Figure 1) VCCB = 1.5 V VCCB = 1.8 V VCCB = 2.5 V VCCB = 3.3 V VCCB = 1.2 V FROM TO ± 0.1 V ± 0.15 V ± 0.2 V ± 0.3 V PARAMETER UNIT (INPUT) (OUTPUT) TYP MIN MAX MIN MAX MIN MAX MIN MAX tPLH 2.9 0.1 5.6 0.1 4.5 0.1 3.3 0.1 2.9 A B ns tPHL 2.9 0.1 5.6 0.1 4.5 0.1 3.3 0.1 2.9 tPLH 2.6 0.6 4.2 0.4 3.4 0.2 3 0.1 2.8 B A ns tPHL 2.6 0.6 4.2 0.4 3.4 0.2 3 0.1 2.8 tPZH 3.8 0.6 8.7 0.6 5.2 0.6 3.8 0.4 3.8 OE A ns tPZL 3.8 0.6 8.7 0.6 5.2 0.6 3.8 0.4 3.8 tPZH 3.7 0.8 8.7 0.6 6.8 0.5 4.7 0.5 3.8 OE B ns tPZL 3.7 0.8 8.7 0.6 6.8 0.5 4.7 0.5 3.8 tPHZ 4.8 0.7 9.3 0.7 8.3 0.7 5.6 0.7 6.6 OE A ns tPLZ 4.8 0.7 9.3 0.7 8.3 0.7 5.6 0.7 6.6 tPHZ 5.3 1.4 9.3 1.2 8.1 1 6.4 0.8 6.2 OE B ns tPLZ 5.3 1.4 9.3 1.2 8.1 1 6.4 0.8 6.2 8 Submit Documentation Feedback |
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