MGCT04 Просмотр технического описания (PDF) - Zarlink Semiconductor Inc
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MGCT04 Datasheet PDF : 12 Pages
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Preliminary Information MGCT04
INPUT
VCC
400k
800k
VREF
1.2V
VCC
600
OSC
BIAS
1.85k
VCC
1.85k
0.5mA
2.5mA
DIV
OUT
Figure 3a - Control inputs CP0,
CP1 and CP2
Figure 3b - Oscillator bias
buffer
VCC
VHF OSC
INPUT
2.7k
10k
2.7k
VBIAS
10k
4p
540µA
LO2GHz
LO1GHz
Figure 3c - Divider ouput
circuit
VCC
550
4k5
100
550
VOUT−
VOUT+
VBIAS
4k5
100
1.6mA
Figure 3d - VHF oscillator input buffer
RF900
VCC
RF900
Figure 3e - LO2GHz and LO1GHz oscillator
inputs
RF1900
VCC
RF1900
VBIAS
VBIAS
Figure 3f - 900MHz and 1900MHz outputs
RFDEG2
RFDEG1
I IN/Q IN
VCC
10k
80k
TO
QUAD
MOD
80k
I IN/Q IN
10k
Figure 3g - I and Q inputs
TO
QUAD
MOD
AGC IN
VCC
27k
27k 44k
2.0p
VBIAS 1
VBIAS 2
Figure 3h - AGC input
7
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