TDA6500TT NXP Semiconductors, TDA6500TT Datasheet - Page 27

• Manufacturer Part Number: TDA6500TT
• Manufacturer: NXP Semiconductors

Specifications of TDA6500TT

• Pin Count: 32
• Screening Level: Commercial
• Package Type: TSSOP
• Lead Free Status / Rohs Status: Compliant

Philips Semiconductors
9397 750 15057
Product data sheet
13.2 Test circuit for low band measurements
Fig 8. Gain (G
Fig 9. Input circuit for optimum noise figure in the low band
a.
BNC
e
Z
V
V
G
PAL: IF = 38.9 MHz; L = 680 nH; C = 25.9 pF and attenuation = 10.2 dB
f
Low band mixer frequency response
measured = 57 MHz; loss = 0 dB;
image suppression = 16 dB.
C1 = 9 pF.
C2 = 15 pF.
L1 = 7 turns (
wire
l1 = semi rigid cable (RIM): 5 cm long;
33 dB/100 m; 50 ; 96 pF/m
RF
i
L1
i
o
v
>> 50
C1
= V
= V’
= 20 log
= 50 MHz
50
meas
meas
= 0.5 mm).
V
) measurement in low band
+ 6 dB = 80 dB V
source
V
signal
V
----- -
V
meas
5 V mixer/oscillator and synthesizer for PAL and NTSC standards
------------------------------- -
C2
V
o
i
i
50
5.5 mm,
= 2
voltmeter
2
I1
Rev. 02 — 14 June 2005
V
50
RMS
+
L
V
2 2
meas
RIM-RIM
50
= 80 dB V
= V’
001aad065
meas
V
PCB
plug
i
+ attenuation
LBIN
DUT
IFOUT
TDA6500; TDA6501
b.
BNC
f
Low band mixer frequency response
measured = 150.3 MHz;
loss = 1.3 dB;
image suppression = 13 dB.
C3 = 5 pF.
C4 = 25 pF.
l2 = semi rigid cable (RIM): 30 cm
long; 33 dB/100 m; 50
l3 = semi rigid cable (RIM): 5 cm long;
33 dB/100 m; 50
RF
C3
= 150 MHz
V
o
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
C
C4
I2
L
V'
meas
I3
96 pF/m.
RIM-RIM
96 pF/m.
spectrum
analyzer
50
fce213
mbe286
PCB
plug
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