tda6403a NXP Semiconductors, tda6403a Datasheet - Page 26

• Manufacturer Part Number: tda6403a
• Description: 5 V Mixers/oscillators And Synthesizers For Cable Tv And Vcr 2-band Tuners
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2000 Jan 24
handbook, full pagewidth
5 V mixers/oscillators and synthesizers for
cable TV and VCR 2-band tuners
The pin numbers in parenthesis represent the TDA6403 and TDA6403A.
C23
V ripple
BC847B
for test purpose only
4
1
10 F
(16 V)
TR1
LED 3 mm
6.8 k
2
D4
D5
D6
D7
R23
R26
50
C24
330
330
330
330
R19
R20
R21
R22
(16 V)
10 F
FMST
UHF
VHF-LOW
VHF-HIGH
CL
UHF-IN
VHF-IN
UHF-IN
V CC
open for
AGND
3-wire
DA
3-WIRE / I
15 pF
15 pF
C4
C5
5 V
2
1 nF
1 nF
1 nF
L1
C1
C2
C3
CE
2
1
C-bus
330
330
330
LOCK
R14
R12
R13
2 x 5t
UHFIN2
UHFIN1
RFGND
PVHFH
PVHFL
VHFIN
CE/AS
IFFIL2
IFFIL1
FMST
PUHF
SW
DA
CL
Fig.19 Measurement circuit.
3
JMP2
1 (28)
3 (26)
9 (20)
10 (19)
11 (18)
12 (17)
13 (16)
14 (15)
2 (27)
4 (25)
5 (24)
6 (23)
7 (22)
8 (21)
2
TDA6402A
TDA6403A
1
330
TDA6402
TDA6403
R15
for test purpose only
26
68 k
10 nF
R24
C25
(11) 18
(12) 17
(13) 16
(14) 15
(10) 19
(1) 28
(2) 27
(3) 26
(4) 25
(5) 24
(6) 23
(7) 22
(8) 21
(9) 20
IFOUT
UHFOSCIB2
UHFOSCOC2
UHFOSCOC1
UHFOSCIB1
OSCGND
VHFOSCIB
GND
V CC
XTAL
VT
LOCK/ADC
VHFOSCOC
CP
TR2
1 k
R25
100 nF
4 MHz
C20
BC847B
X1
C12 (N750)
C13 (N750)
2.2 pF
2.5 pF
1/2f DIV or f REF
C6 (N750)
C7 (N750)
C8 (N750)
C9 (N750)
measurement
80 nH
1.8 pF
1.8 pF
L6
1 pF
1 pF
18 pF
C19
2.2 nF
33 k
R10
C21
1 nF
C17
TDA6402; TDA6402A;
V CC
D2
TDA6403; TDA6403A
BB133
30 nH
C18
22 k
C10
L4
R3
VT
TP
R11
5 V
10 nF
D1
BB134
8 pF
(N750)
V CC
C14 (N470)
100 pF
4.7 nF
80 nH
22
k
C16
L5
+33 V
(N750)
22 k
47 pF
R16
C11
AGND
C22
BA792
4.7 nF
R2
C15
L2
D3
Product specification
22 k
nH
4.7
k
23
R4
10
nF
measurement
R18
MGE689
IFOUT
3.9 k
3.9 k
10 k
680
4.7
R5
R6
R7
R9
R8
L3
22
nH
23
22 k
PVHFH
PVHFL
R1
for test
purpose
only