U4311B-FS View Datasheet(PDF) - Atmel Corporation
Part Name
Description
Manufacturer
U4311B-FS Datasheet PDF : 13 Pages
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U4311B-FS
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
Power-supply rejection
ratio
f = 50 Hz Pin 2
Clamping comparator
Typical common-mode
input voltage range
Pin 2
Maximum distortion
voltage
Output voltage
Vsignal = 100 mV,
R+ = R– = 50 kW,
C+ = C– = 200 nF,
fdisto = 50 Hz,
fsignal = 1 kHz
Pin 2
V2 > (V7 + V9) /2
(10-kW load to VRef)
Pin 6
Output voltage
V2 < (V7 + V9 ) /2
(10-kW load to VRef)
Pin 6
Wake-up circuit
Minimum wake-up level
Pin 12
Internal charging resistor
Pin 3
Threshold voltage
Pin 3
Output switch current
Pin 13
Output switch voltage
Pin 13
External wake-up resistor
Pins 3 and 17
External wake-up capacitor
Pins 3 and 17
Hold time (± 30%)
Delay time (± 30%)
Symbol
psrr
Vcmvr
Vdmax
Vcout
Vcout
Vin
Rint
Vth
ISW
VSW
RWU
CWU
th
td
Min.
Typ.
Max.
Unit
65
85
dB
0.8
1.6
V
200
mV
VRef
V
0
150
250
mV
40
1.5
1.6
180
250
550
5.5
22
10
1.5 RWU CWU
CWU 0.75 kW
dBmV 1)
kW
V
mA
V 2)
kW
mF
s 3)
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
4 (13)
Rev. A3, 28-Sep-00
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