FXL2T245 查看數據表（PDF） - ON Semiconductor

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FXL2T245

Low-Voltage, Dual-Supply, 2-Bit, Signal Translator with Configurable Voltage Supplies and Signal Levels and 3-State Outputs

ON Semiconductor 

AC Loadings and Waveforms

Test

tPLH,tPHL

tPLZ,tPZL

tPHZ,tPZH

Table 1. AC Load Table

VCC0

1.2 V ±0.1 V

1.5 V ±0.1 V

1.8 V ±0.15 V

2.5 V ±0.2 V

3.3 V ±0.3 V

Figure 2. AC Test Circuit

Switch

Open

VCC0 • 2 at VCCO=3.3 ±0.3 V, 2.5 V ±0.2 V, 1.8 V ±0.15 V, 1.5 V ±0.1 V, 1.2 V ±0.1 V

GND

CL

15 pF

15 pF

15 pF

15 pF

15 pF

RL

2 k

2 k

2 k

2 k

2 k

Rtr1

2 k

2 k

2 k

2 k

2 k

Note:

9. Input tR=tF=2.0 ns, 10% to 90%.

10. Input tR-tF=2.5 ns, 10% to 90%, at VI=3.0 V to

3.6 V only.

Figure 3. Waveform for Inverting and

Non-Inverting Functions

Note:

11. Input tR=tF=2.0 ns, 10% to 90%.

12. Input tR-tF=2.5 ns, 10% to 90%, at VI=3.0 V to 3.6 V only.

Figure 4. 3-State Output Low Enable and Disable for

Low Voltage Logic

Notes:

13. Input tR=tF=2.0 ns, 10% to 90%.

14. Input tR-tF=2.5 ns, 10% to 90%, at VI=3.0 V to 3.6 V only.

Figure 5. 3-State Output High Enable and Disable for Low Voltage Logic

Symbol

3.3 V ± 0.3 V

2.5 V ± 0.2 V

VCC

1.8 V ± 0.15 V

1.5 V ± 0.1 V

VMI

VCCI/2

VCCI/2

VCCI/2

VMO

VCCO/2

VCCO/2

VCCO/2

VX

VOH - 0.3 V

VOH – 0.15 V

VOH – 0.15 V

VY

VOL + 0.3 V

VOL + 0.15 V

VOL + 0.15 V

Note:

15. For VMI VCCO=VCCA for control pins T/R and OE or VCCA/2.

VCCI/2

VCCO/2

VOH – 0.1 V

VOL + 0.1 V

© 2005 Fairchild Semiconductor Corporation

FXL2T245 • Rev. 1.0.2

9

1.2 V ± 0.1 V

VCCI/2

VCCO/2

VOH – 0.1 V

VOL + 0.1 V

www.fairchildsemi.com

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