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SN74AVCH1T45YZPR Fiches technique(PDF) 8 Page - Texas Instruments |
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SN74AVCH1T45YZPR Fiches technique(HTML) 8 Page - Texas Instruments |
8 / 21 page SN74AVCH1T45 SINGLEBIT DUALSUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3STATE OUTPUTS SCES598C – JULY 2004 – REVISED OCTOBER 2004 8 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 switching characteristics over recommended operating free-air temperature range, VCCA = 2.5 V ± 0.2 V (see Figure 11) PARAMETER FROM (INPUT) TO (OUTPUT) VCCB = 1.2 V VCCB = 1.5 V ± 0.1 V VCCB = 1.8 V ± 0.15 V VCCB = 2.5 V ± 0.2 V VCCB = 3.3 V ± 0.3 V UNIT PARAMETER (INPUT) (OUTPUT) TYP MIN MAX MIN MAX MIN MAX MIN MAX UNIT tPLH A B 2.6 0.5 4.9 0.4 4.6 0.3 3.4 0.3 3 ns tPHL A B 2.6 0.5 4.9 0.4 4.6 0.3 3.4 0.3 3 ns tPLH B A 2.2 0.4 4.2 0.3 3.8 0.2 3.4 0.2 3.3 ns tPHL B A 2.2 0.4 4.2 0.3 3.8 0.2 3.4 0.2 3.3 ns tPHZ DIR A 2.8 0.3 3.8 0.8 3.8 0.4 3.8 0.5 3.8 ns tPLZ DIR A 2.8 0.3 3.8 0.8 3.8 0.4 3.8 0.5 3.8 ns tPHZ DIR B 4.9 2 7.6 1.5 6.5 0.6 4.1 1 4 ns tPLZ DIR B 4.9 2 7.6 1.5 6.5 0.6 4.1 1 4 ns tPZH† DIR A 7.1 11.8 10.3 7.5 7.3 ns tPZL† DIR A 7.1 11.8 10.3 7.5 7.3 ns tPZH† DIR B 5.4 8.6 8.1 7 6.6 ns tPZL† DIR B 5.4 8.6 8.1 7 6.6 ns † The enable time is a calculated value, derived using the formula shown in the enable times section, page 16. switching characteristics over recommended operating free-air temperature range, VCCA = 3.3 V ± 0.3 V (see Figure 11) PARAMETER FROM (INPUT) TO (OUTPUT) VCCB = 1.2 V VCCB = 1.5 V ± 0.1 V VCCB = 1.8 V ± 0.15 V VCCB = 2.5 V ± 0.2 V VCCB = 3.3 V ± 0.3 V UNIT PARAMETER (INPUT) (OUTPUT) TYP MIN MAX MIN MAX MIN MAX MIN MAX UNIT tPLH A B 2.6 0.4 4.7 0.3 4.4 0.2 3.3 0.2 2.8 ns tPHL A B 2.6 0.4 4.7 0.3 4.4 0.2 3.3 0.2 2.8 ns tPLH B A 2.2 0.4 3.8 0.3 3.4 0.2 3 0.1 2.8 ns tPHL B A 2.2 0.4 3.8 0.3 3.4 0.2 3 0.1 2.8 ns tPHZ DIR A 3.1 1.3 4.3 1.3 4.3 1.3 4.3 1.3 4.3 ns tPLZ DIR A 3.1 1.3 4.3 1.3 4.3 1.3 4.3 1.3 4.3 ns tPHZ DIR B 4 0.7 7.4 0.6 6.5 0.7 4 1.5 3.9 ns tPLZ DIR B 4 0.7 7.4 0.6 6.5 0.7 4 1.5 3.9 ns tPZH† DIR A 6.2 11.2 9.9 7 6.7 ns tPZL† DIR A 6.2 11.2 9.9 7 6.7 ns tPZH† DIR B 5.7 8.9 8.5 7.2 6.8 ns tPZL† DIR B 5.7 8.9 8.5 7.2 6.8 ns † The enable time is a calculated value, derived using the formula shown in the enable times section, page 16. |
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