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SN74AVCH2T45YZPR Datasheet(PDF) 6 Page - Texas Instruments |
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SN74AVCH2T45YZPR Datasheet(HTML) 6 Page - Texas Instruments |
6 / 23 page www.ti.com Electrical Characteristics (1) (2) Switching Characteristics SN74AVCH2T45 DUAL-BIT DUAL-SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS SCES582D – JULY 2004 – REVISED AUGUST 2005 over recommended operating free-air temperature range (unless otherwise noted) (continued) TA = 25°C –40 °C to 85°C PARAMETER TEST CONDITIONS VCCA VCCB UNIT MIN TYP MAX MIN MAX A port 0 V 0 to 3.6 V ±0.1 ±1 ±5 Ioff VI or VO = 0 to 3.6 V µA B port 0 to 3.6 V 0 V ±0.1 ±1 ±5 IOZ A or B port VO = VCCO or GND 1.2 V to 3.6 V 1.2 V to 3.6 V ±0.5 ±2.5 ±5 µA 1.2 V to 3.6 V 1.2 V to 3.6 V 10 ICCA VI = VCCI or GND, IO = 0 0 V 3.6 V –2 µA 3.6 V 0 V 10 1.2 V to 3.6 V 1.2 V to 3.6 V 10 ICCB VI = VCCI or GND, IO = 0 0 V 3.6 V 10 µA 3.6 V 0 V –2 ICCA + ICCB VI = VCCI or GND, IO = 0 1.2 V to 3.6 V 1.2 V to 3.6 V 20 µA Control Ci VI = 3.3 V or GND 3.3 V 3.3 V 2.5 pF inputs Cio A or B port VO = 3.3 V or GND 3.3 V 3.3 V 6 pF (1) VCCO is the VCC associated with the output port. (2) VCCI is the VCC associated with the input port. over recommended operating free-air temperature range, V CCA = 1.2 V (see Figure 11) VCCB = 1.2 V VCCB = 1.5 V VCCB = 1.8 V VCCB = 2.5 V VCCB = 3.3 V FROM TO PARAMETER UNIT (INPUT) (OUTPUT) TYP TYP TYP TYP TYP tPLH 3.1 2.6 2.4 2.2 2.2 A B ns tPHL 3.1 2.6 2.4 2.2 2.2 tPLH 3.4 3.1 3 2.9 2.9 B A ns tPHL 3.4 3.1 3 2.9 2.9 tPHZ 5.2 5.2 5.1 5 4.8 DIR A ns tPLZ 5.2 5.2 5.1 5 4.8 tPHZ 5 4 3.8 2.8 3.2 DIR B ns tPLZ 5 4 3.8 2.8 3.2 tPZH(1) 8.4 7.1 6.8 5.7 6.1 DIR A ns tPZL(1) 8.4 7.1 6.8 5.7 6.1 tPZH(1) 8.3 7.8 7.5 7.2 7 DIR B ns tPZL(1) 8.3 7.8 7.5 7.2 7 (1) The enable time is a calculated value derived using the formula shown in the enable times section. 6 |
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