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WM8144-12 Datasheet(PDF) 3 Page - Wolfson Microelectronics plc |
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WM8144-12 Datasheet(HTML) 3 Page - Wolfson Microelectronics plc |
3 / 27 page WM8144-12 Wolfson Microelectronics 3 Electrical Characteristics VDD = 4.75V to 5.25V, GND = 0 V, ........TA = 0oC to +70oC, MLCK = 8MHz unless otherwise stated. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Supply Current - Active 110.0 150 mA Supply Current - Standby 10.0 15 mA Digital Inputs High Level Input Voltage VIH 0.8*DVDD V Low Level Input Voltage VIL 0.2*DVDD V High Level Input Current IIH 1.0 µA Low Level Input Current IIL 1.0 µA Input Capacitance 10.0 pF Digital Outputs High Level Output Voltage VOH IOH = 1.0mA DVDD-0.75 V Voltage output range VOL IOL = 1.0mA DGND+0.75 V High Impedance Output Current IOZ 1.0 µA Input Multiplexer Channel to Channel Gain Matching 0.5 % Input Video Set-up Time tVSU 10 ns Input Video Hold Time tVH 25 ns Reset Video Set-up Time tRSU CDS Mode only 10 ns Reset Video Hold Time tRH CDS Mode only 25 ns Reference String Reference Voltage - Top VRT VRU = 5.00 V, VRL = 0.00V 3.465 3.5 3.535 V Reference Voltage - Bottom VRB VRU = 5.00 V, VRL = 0.00V 1.465 1.5 1.535 V DAC Reference Voltage VMID VRU = 5.00 V, VRL = 0.00V 2.475 2.5 2.525 V R.L.C. Switch Impedence 200 Ohms Reset Level Clamp Options VRLC VRU = 5.00 V, VRL = 0.00V 1.425 1.5 1.575 V Voltage set by user 2.375 2.5 2.625 V configuration - Table 7 3.325 3.5 3.675 V Impedance VRT to VRB 490 700 910 Ohms Impedance VRU to VRL 1190 1700 2210 Ohms 8-bit DACs Resolution 8 Bits Zero Code Voltage VDAC -10 VDAC+10 mV Full Scale Voltage Error 0 10 mV Differential Non Linearity DNL 0.1 1 LSB Integral Non Linearity INL 0.4 1 LSB |
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