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LTC2755 Datasheet(PDF) 4 Page - Linear Technology |
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LTC2755 Datasheet(HTML) 4 Page - Linear Technology |
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4 / 24 page  LTC2755 4 2755f SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Power Supply VDD Supply Voltage ● 2.7 5.5 V IDD Supply Current, VDD Digital Inputs = 0V or VDD ● 0.5 1 μA Digital Inputs VIH Digital Input High Voltage 3.3V ≤ VDD ≤ 5.5V 2.7V ≤ VDD < 3.3V ● ● 2.4 2 V V VIL Digital Input Low Voltage 4.5V < VDD ≤ 5.5V 2.7V ≤ VDD ≤ 4.5V ● ● 0.8 0.6 V V IIN Digital Input Current VIN = GND to VDD ● ±1 μA CIN Digital Input Capacitance VIN = 0V (Note 11) ● 6pF Digital Outputs VOH IOH = 200μA 2.7V ≤ VDD ≤ 5.5V ● VDD – 0.4 V VOL IOL = 200μA 2.7V ≤ VDD ≤ 5.5V ● 0.4 V TIMING CHARACTERISTICS The ● denotes specifications that apply over the full operating temperature range, otherwise specifications are at TA = 25°C. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VDD = 4.5V to 5.5V Write and Update Timing t1 I/O Valid to WR Rising Edge Set-Up ● 7ns t2 I/O Valid to WR Rising Edge Hold ● 7ns t3 WR Pulse Width Low ● 15 ns t4 UPD Pulse Width High ● 15 ns t5 UPD Falling Edge to WR Falling Edge No Data Shoot-Through ● 0ns t6 WR Rising Edge to UPD Rising Edge (Note 11) ● 0ns t7 D/S Valid to WR Falling Edge Set-Up Time ● 7ns t8 WR Rising Edge to D/S Valid Hold Time ● 7ns t9 A2-A0 Valid to WR Falling Edge Setup Time ● 5ns t10 WR Rising Edge to A2-A0 Valid Hold Time ● 0ns t11 A2-A0 Valid to UPD Rising Edge Setup Time ● 9ns t12 UPD Falling Edge to A2-A0 Valid Hold Time ● 7ns Readback Timing t13 WR Rising Edge to READ Rising Edge ● 7ns t14 READ Falling Edge to WR Falling Edge (Note 11) ● 20 ns t15 READ Rising Edge to I/O Propagation Delay CL = 10pF ● 40 ns t26 A2-A0 Valid to READ Rising Edge Setup Time ● 20 ns t27 READ Falling to A2-A0 Valid Hold Time (Note 11) ● 0ns ELECTRICAL CHARACTERISTICS V DD = 5V, VREF = 5V unless otherwise specified. The ● denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. |
Similar Part No. - LTC2755_15 |
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Similar Description - LTC2755_15 |
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