W3030 Datasheet, PDF (10/22 Pages) Agere Systems – W3030 3 V Dual-Mode IF Cellular Receiver

W3030 3 V Dual-Mode IF Cellular Receiver
Data Sheet
April 1999
Electrical Specifications (continued)
Table 7. Digital Second IF Amplifier, AGC, Quadrature Demodulator Section
PCLK = 320 mVp-p to 640 mVp-p (square wave); IF deviation = ≤0.5 MHz; VCM = 1.3 Vdc to VCC – 0.8 Vdc.
Parameter
Min
Typ
Max
Unit
IF Input Impedance
—
2
—
kΩ
CLK Input Impedance
—
28 II 8.2
—
kΩ II pF
Baseband: –3 dB Bandwidth
—
150
—
kHz
AGC Control Input Resistance
—
500
—
kΩ
AGC Control Voltage Range
—
0.9 ± 0.65
—
Vdc
AGC Transfer Function
11
18
23
mV/dB
AGC Gain Linearity, VAGC = 0.3 to 1.1
—
±1.5
±2.5
dB
I and Q Phase Accuracy
–2
0.4
2
degrees
I and Q ac Amplitude Mismatch
–0.3
±0.05
0.3
dB
I and Q Maximum Output Swing (differential, compressed)
—
2
—
Vp-p
I and Q Common-mode Voltage as Function of VCM, i.e., VCM – 0.08 VCM input VCM + 0.08 Vdc
VI + VI _or VQ + VQ
2
2
I and Q Differential Offset Voltage
—
0
35
mV
I and Q Maximum Sink Current per Pin (sum of dc and
—
100
—
µA
peak ac)
I and Q Maximum Source Current per Pin (sum of dc and
—
1
—
mA
peak ac)
IP3 at Output (I or Q, differential)
—
15
—
dBm/50 Ω
1 dB Compression Point (at output, differential)
—
7
—
dBm/50 Ω
Noise Figure @ IF Input, Differential I + jQ
—
11
—
dB
VCM Input Impedance
—
400
—
kΩ
Table 8. Digital Gain and First IF Mixer Input to Baseband
PCLK = 320 mVp-p to 640 mVp-p (square wave); IF deviation = ≤0.5 MHz; VCM = 1.3 Vdc to VCC – 0.8 Vdc.
Gain numbers include –1.5 dB filter loss.
Gain VAGC = 1.1 V
Gain VAGC = 0.3 V
Parameter
Min
Typ
Max
Unit
91
99
128
dB
36
54
60
dB
10
Lucent Technologies Inc.