參數(shù)資料
型號： 935263938118
廠商： NXP SEMICONDUCTORS
元件分類： 調(diào)諧器
英文描述： 2-BAND, VIDEO TUNER, PDSO28
封裝： PLASTIC, SOT-341, SSOP-28
文件頁數(shù)： 46/48頁
文件大?。?/td> 242K
代理商： 935263938118
2000 Aug 02
7
Philips Semiconductors
Product specication
5 V mixers/oscillators and synthesizers for
cable TV and VCR 2-band tuners
TDA6502; TDA6502A;
TDA6503; TDA6503A
7
PINNING
SYMBOL
PIN
DESCRIPTION
TDA6502;
TDA6502A
TDA6503;
TDA6503A
UHFIN1
1
28
UHF RF input 1
UHFIN2
2
27
UHF RF input 2
VHFIN
3
26
VHF RF input
RFGND
4
25
RF ground
IFFIL1
5
24
IF lter output 1
IFFIL2
6
23
IF lter output 2
PVHFL
7
22
PMOS port output, general purpose (e.g. VHF low sub-band)
PVHFH
8
21
PMOS port output, general purpose (e.g. VHF high sub-band)
PUHF
9
20
PMOS port output, UHF band
FMST
10
19
PMOS port output, general purpose (e.g. FM sound trap)
SW
11
18
bus format selection input: I2C-bus mode or 3-wire bus mode
CE/AS
12
17
chip enable input in 3-wire bus mode or address selection input in
I2C-bus mode
DA
13
16
serial data input/output
CL
14
15
serial clock input
LOCK/ADC
15
14
lock detector output in 3-wire bus mode or ADC input in I2C-bus
mode
CP
16
13
charge pump output
VT
17
12
tuning voltage output
XTAL
18
11
crystal oscillator input
VCC
19
10
supply voltage
IFOUT
20
9
IF output
GND
21
8
digital ground
VHFOSCIB
22
7
VHF oscillator input base
OSCGND
23
6
oscillator ground
VHFOSCOC
24
5
VHF oscillator output collector
UHFOSCIB1
25
4
UHF oscillator input 1 (base)
UHFOSCOC1
26
3
UHF oscillator output 1 (collector)
UHFOSCOC2
27
2
UHF oscillator output 2 (collector)
UHFOSCIB2
28
1
UHF oscillator input 2 (base)
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