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CDK3404 数据表(PDF) 4 Page - Cadeka Microcircuits LLC. |
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CDK3404 数据表(HTML) 4 Page - Cadeka Microcircuits LLC. |
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4 / 11 page ![]() ©2009 CADEKA Microcircuits LLC www.cadeka.com 4 Data Sheet Electrical Characteristics (TA = 25°C, VDDA = VDDD =3.3V, VREF = 1.25V, RL = 37.5Ω, unless otherwise noted) Symbol Parameter Conditions Min Typ Max Units IDD Power Supply Current TA = 25°C (1) 80 85 mA TA = -40°C to +125°C (2) 95 mA PD Total Power Dissipation(2) TA = -40°C to +125°C 300 mW Digital Inputs VIH Input Voltage, HIGH (1) TA = -40°C to +125°C 2.5 V VIL Input Voltage, LOW (1) TA = -40°C to +125°C 0.8 V IIH Input Current, HIGH (1) TA = -40°C to +125°C -1 1 µA IIL Input Current, LOW (1) TA = -40°C to +125°C -1 1 µA CI Input Capacitance 4 pF Analog Outputs Output Current (1) 30 mA RO Output Resistance 40 kΩ CO Output Capacitance 7 pF Reference Output VREF Reference Voltage Output (1) TA = -40°C to +125°C 1.135 1.25 1.365 V Notes: 1. 100% tested at 25°C. 2. Parameter is guaranteed (but not tested) by design and characterization data. Switching Characteristics (TA = 25°C, VDDA = VDDD =3.3V, VREF = 1.25V, RL = 37.5Ω, unless otherwise noted) Symbol Parameter Conditions Min Typ Max Units Clock Input Conversion Rate (1) TA = -40°C to +125°C 180 MSPS tPWH Pulse-width HIGH (2) TA = -40°C to +125°C 2 ns tPWL Pulse-width LOW (2) TA = -40°C to +125°C 2 ns Data Inputs tS Setup TA = 25°C (1) 1.5 ns TA = -40°C to +125°C (2) 2 ns tH Hold TA = 25°C (1) 0.6 ns TA = -40°C to +125°C (2) 0.6 ns Data Outputs, with 50Ω doubly terminated load tD Clock to Output Delay TA = -40°C to +125°C 1.6 ns tR Output Risetime TA = -40°C to +125°C 0.6 ns tF Output Falltime TA = -40°C to +125°C 0.4 ns tSET Settling Time 2.5 ns tSKEW Output Skew 0.3 ns Notes: 1. 100% production tested at +25°C. 2. Parameter is guaranteed (but not tested) by design and characterization data. |
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