SN74AHC8541 8-BIT INVERTING/NONINVERTING SCHMITT-TRIGGER BUFFERS W/3-STATE OUT datasheet (Texas Instruments) - 4
| 制造商 | Texas Instruments |
| 描述 | 8-bit Inverting/Non-Inverting Schmitt-Trigger Buffer With 3-state Outputs |
| 页数 / 页 | 8 / 4 — SN74AHC8541. www.ti.com. ELECTRICAL CHARACTERISTICS. PARAMETER. TEST … |
| 文件格式/大小 | PDF / 363 Kb |
| 文件语言 | 英语 |
SN74AHC8541. www.ti.com. ELECTRICAL CHARACTERISTICS. PARAMETER. TEST CONDITIONS. VCC. MIN. TYP(1). MAX. UNIT. SWITCHING CHARACTERISTICS. FROM
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SN74AHC8541
SCLS716 – APRIL 2009 ...
www.ti.com ELECTRICAL CHARACTERISTICS
over operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS VCC MIN TYP(1) MAX UNIT
3.3 V 2.31 Positive-going input threshold VT+ D V voltage 5 V 3.5 3.3 V 0.99 Negative-going input VT– D V threshold voltage 5 V 1.5 3.3 V 0.33 1.32 ΔVT Hysteresis (VT+ – VT–) D V 5 V 0.5 2 IOH = –50 µA 2 V 1.9 VOH High-level output voltage IOH = –6 µA 3 V 2.48 V IOH = –12 µA 4.5 V 3.8 IOL = 50 µA 2 V 0.1 VOL Low-level output voltage IOL = 6 µA 3 V 0.44 V IOL = 12 µA 4.5 V 0.55 II Input current VI = 5.5 V or GND 0 V to 5.5 V ±1 µA IOZ OFF-state output current VO = VCC or GND 5.5 V ±5 µA ICC Supply current VI = VCC or GND, IO = 0 A 5.5 V 20 µA CI Input capacitance VI = VCC or GND 5 V 3 pF CO Output capacitance VO = VCC or GND 5 V 5 pF Cpd Power disspation capacitance f = 1 MHz, no load 5 V 15 pF (1) All typical values are at TA = 25°C.
SWITCHING CHARACTERISTICS
VCC = 3.3 V ±0.3 V, TA = –40°C to 85°C, see Figure 1
FROM TO LOAD PARAMETER MIN TYP MAX UNIT (INPUT) (OUTPUT) CAPACITANCE
CL = 15 pF 1 15 29 D CL = 50 pF 1 18 34 tpd Propagation delay time Y ns CL = 15 pF 1 16 30 T/C CL = 50 pF 1 20 36 CL = 15 pF 1 9 16 ten Enable time OE Y ns CL = 50 pF 1 11 20 CL = 15 pF 1 8 14 tdis Disable time OE Y ns CL = 50 pF 1 11 18
SWITCHING CHARACTERISTICS
VCC = 5 V ±0.5 V, TA = –40°C to 85°C, see Figure 1
FROM TO LOAD PARAMETER MIN TYP MAX UNIT (INPUT) (OUTPUT) CAPACITANCE
CL = 15 pF 1 10 16 D CL = 50 pF 1 12 20 tpd Propagation delay time Y ns CL = 15 pF 1 11 17 T/C CL = 50 pF 1 13 21 CL = 15 pF 1 6 10.5 ten Enable time OE Y ns CL = 50 pF 1 8 12.5 CL = 15 pF 1 6 10 tdis Disable time OE Y ns CL = 50 pF 1 8 11.5 4 Submit Documentation Feedback Copyright © 2009, Texas Instruments Incorporated Product Folder Link(s): SN74AHC8541 Document Outline FEATURES DESCRIPTION ABSOLUTE MAXIMUM RATINGS RECOMMENDED OPERATING CONDITIONS ELECTRICAL CHARACTERISTICS SWITCHING CHARACTERISTICS SWITCHING CHARACTERISTICS NOISE CHARACTERISTICS PARAMETER MEASUREMENT INFORMATION
SN74AHC8541
SCLS716 – APRIL 2009 ...
www.ti.com ELECTRICAL CHARACTERISTICS
over operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS VCC MIN TYP(1) MAX UNIT
3.3 V 2.31 Positive-going input threshold VT+ D V voltage 5 V 3.5 3.3 V 0.99 Negative-going input VT– D V threshold voltage 5 V 1.5 3.3 V 0.33 1.32 ΔVT Hysteresis (VT+ – VT–) D V 5 V 0.5 2 IOH = –50 µA 2 V 1.9 VOH High-level output voltage IOH = –6 µA 3 V 2.48 V IOH = –12 µA 4.5 V 3.8 IOL = 50 µA 2 V 0.1 VOL Low-level output voltage IOL = 6 µA 3 V 0.44 V IOL = 12 µA 4.5 V 0.55 II Input current VI = 5.5 V or GND 0 V to 5.5 V ±1 µA IOZ OFF-state output current VO = VCC or GND 5.5 V ±5 µA ICC Supply current VI = VCC or GND, IO = 0 A 5.5 V 20 µA CI Input capacitance VI = VCC or GND 5 V 3 pF CO Output capacitance VO = VCC or GND 5 V 5 pF Cpd Power disspation capacitance f = 1 MHz, no load 5 V 15 pF (1) All typical values are at TA = 25°C.
SWITCHING CHARACTERISTICS
VCC = 3.3 V ±0.3 V, TA = –40°C to 85°C, see Figure 1
FROM TO LOAD PARAMETER MIN TYP MAX UNIT (INPUT) (OUTPUT) CAPACITANCE
CL = 15 pF 1 15 29 D CL = 50 pF 1 18 34 tpd Propagation delay time Y ns CL = 15 pF 1 16 30 T/C CL = 50 pF 1 20 36 CL = 15 pF 1 9 16 ten Enable time OE Y ns CL = 50 pF 1 11 20 CL = 15 pF 1 8 14 tdis Disable time OE Y ns CL = 50 pF 1 11 18
SWITCHING CHARACTERISTICS
VCC = 5 V ±0.5 V, TA = –40°C to 85°C, see Figure 1
FROM TO LOAD PARAMETER MIN TYP MAX UNIT (INPUT) (OUTPUT) CAPACITANCE
CL = 15 pF 1 10 16 D CL = 50 pF 1 12 20 tpd Propagation delay time Y ns CL = 15 pF 1 11 17 T/C CL = 50 pF 1 13 21 CL = 15 pF 1 6 10.5 ten Enable time OE Y ns CL = 50 pF 1 8 12.5 CL = 15 pF 1 6 10 tdis Disable time OE Y ns CL = 50 pF 1 8 11.5 4 Submit Documentation Feedback Copyright © 2009, Texas Instruments Incorporated Product Folder Link(s): SN74AHC8541 Document Outline FEATURES DESCRIPTION ABSOLUTE MAXIMUM RATINGS RECOMMENDED OPERATING CONDITIONS ELECTRICAL CHARACTERISTICS SWITCHING CHARACTERISTICS SWITCHING CHARACTERISTICS NOISE CHARACTERISTICS PARAMETER MEASUREMENT INFORMATION