TDA8040T Datasheet, PDF (11/16 Pages) NXP Semiconductors – Quadrature demodulator

Philips Semiconductors
Quadrature demodulator
APPLICATION INFORMATION
Objective specification
TDA8040T
handbook, full pagewidth
LOW-PASS
FILTER
+5 V
RFin
+5 V
VCC(A) ₁
I2
GND(D) 3
AMP
RF A 4
RF B 5
AMP
VCC(D) ₆
Q7
GND(A) 8
AMP
16 ^Iin
15 ^Iout
AMP
VOLTAGE ^{14 VCC(V)}
REFERENCE
0
÷2
90
TDA8040T
13 VCOB
VCO
12 VCOA
AMP
11 GND(V)
10 ^Qout
9 ^Qin
+5 V
LOW-PASS
FILTER
MGE516
Vvaricap
Fig.10 Application circuit.
1996 Oct 08
11