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U4311B-FS Datasheet(PDF) 4 Page - ATMEL Corporation |
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U4311B-FS Datasheet(HTML) 4 Page - ATMEL Corporation |
4 / 13 page U4311B-FS Rev. A3, 28-Sep-00 4 (13) Electrical Characteristics (continued) VS = 5 V, Tamb = 25°C, fin = 10.7 MHz; FM part: fmod = 1 kHz, fdev = 22.5 kHz; AM part: fmod = 1 kHz, m = 100% unless otherwise specified Parameters Test Conditions / Pins Symbol Min. Typ. Max. Unit Power-supply rejection ratio f = 50 Hz Pin 2 psrr 65 85 dB Clamping comparator Typical common-mode input voltage range Pin 2 Vcmvr 0.8 1.6 V Maximum distortion voltage Vsignal = 100 mV, R+ = R– = 50 k W, C+ = C– = 200 nF, fdisto = 50 Hz, fsignal = 1 kHz Pin 2 Vdmax 200 mV Output voltage V2 > (V7 + V9) /2 (10-k W load to VRef) Pin 6 Vcout VRef V Output voltage V2 < (V7 + V9 ) /2 (10-k W load to VRef) Pin 6 Vcout 0 150 250 mV Wake-up circuit Minimum wake-up level Pin 12 Vin 40 dB mV 1) Internal charging resistor Pin 3 Rint 1.5 k W Threshold voltage Pin 3 Vth 1.6 V Output switch current Pin 13 ISW 180 250 550 mA Output switch voltage Pin 13 VSW 5.5 V 2) External wake-up resistor Pins 3 and 17 RWU 22 k W External wake-up capacitor Pins 3 and 17 CWU 10 mF Hold time ( ± 30%) th 1.5 RWU CWU s 3) Delay time ( ± 30%) td CWU 0.75 k W s 3) 1) Measured at Pin 9, (12) referred to 330 W 2) Protected by a Z-diode, see figure 13 3) Valid for 0.1 mF ≤ CWU ≤ 10 mF and 22 kW ≤ RWU ≤ 680 kW |
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