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74AVCH2T45DCTRE4 Arkusz danych(PDF) 11 Page - Texas Instruments |
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74AVCH2T45DCTRE4 Arkusz danych(HTML) 11 Page - Texas Instruments |
11 / 31 page SN74AVCH2T45 www.ti.com SCES582H – JULY 2004 – REVISED APRIL 2015 7.10 Switching Characteristics: VCCA = 3.3 V over recommended operating free-air temperature range, VCCA = 3.3 V ± 0.3 V (see Figure 7) 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 (1) 2.5 0.3 4.7 0.2 3.8 0.2 2.8 0.2 2.4 A B ns tPHL (1) 2.5 0.3 4.7 0.2 3.8 0.2 2.8 0.2 2.4 tPLH (1) 2.1 0.6 3.6 0.4 3.1 0.3 2.6 0.3 2.4 B A ns tPHL (1) 2.1 0.6 3.6 0.4 3.1 0.3 2.6 0.3 2.4 tPHZ (1) 2.9 1.1 8 1 6.5 1.3 4.7 1.2 4 DIR A ns tPLZ (1) 2.9 1.1 8 1 6.5 1.3 4.7 1.2 4 tPHZ (1) 3.4 0.5 6.6 0.3 5.6 0.3 4.6 1.1 4.2 DIR B ns tPLZ (1) 3.4 0.5 6.6 0.3 5.6 0.3 4.6 1.1 4.2 tPZH (1) (2) 5.5 10.2 8.7 7.2 6.6 DIR A ns tPZL (1) (2) 5.5 10.2 8.7 7.2 6.6 tPZH (1) (2) 5.4 12.7 10.3 7.5 6.4 DIR B ns tPZL (1) (2) 5.4 12.7 10.3 7.5 6.4 (1) tPLH: Low-to-high Propagation Delay; tPHL: High-to-Low Propagation Delay; tPHZ: High-to-Hi-Z Propagation Delay; tPLZ: Low-to-Hi-Z Propagation Delay; tPZH: Hi-Z-to-High Propagation Delay; tPZL: Hi-Z-to-Low Propagation Delay (2) The enable time is a calculated value derived using the formula shown in the Enable Times section. 7.11 Operating Characteristics TA = 25°C VCCA = VCCA = VCCA = VCCA = VCCA = TEST VCCB = 1.2 V VCCB = 1.5 V VCCB = 1.8 V VCCB = 2.5 V VCCB = 3.3 V PARAMETER UNIT CONDITIONS TYP TYP TYP TYP TYP A-port input, 3 3 3 3 4 CL = 0, B-port output CpdA (1) f = 10 MHz, pF B-port input, tr (2) = t f (2) = 1 ns 13 13 14 15 15 A-port output A-port input, 13 13 14 15 15 CL = 0, B-port output CpdB (1) f = 10 MHz, pF B-port input, tr (2) = t f (2) = 1 ns 3 3 3 3 4 A-port output (1) Power dissipation capacitance per transceiver (2) tr: Rise time; tf: Fall time Copyright © 2004–2015, Texas Instruments Incorporated Submit Documentation Feedback 11 Product Folder Links: SN74AVCH2T45 |
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