TDA5744 Datasheet, PDF (4/20 Pages) NXP Semiconductors – Low power mixers/oscillators for hyperband tuners

Philips Semiconductors
Low power mixers/oscillators for
hyperband tuners
Preliminary specification
TDA5744; TDA5745
PINNING
SYMBOL
UHFIN1
UHFIN2
VHFIN
RFGND
IFFIL1
IFFIL2
n.c.
n.c.
BS
n.c.
n.c.
n.c.
V_CC
IFOUT1
IFOUT2
GND
UHFOSCIB1
UHFOSCOC1
UHFOSCOC2
UHFOSCIB2
VHFOSCIB1
VHFOSCOC1
VHFOSCOC2
VHFOSCIB2
PIN
TDA5744 TDA5745
1
24
2
23
3
22
4
21
5
20
6
19
7
18
8
17
9
16
10
15
11
14
12
13
13
12
14
11
15
10
16
9
17
8
18
7
19
6
20
5
21
4
22
3
23
2
24
1
DESCRIPTION
UHF input 1
UHF input 2
VHF input
RF ground
IF filter output 1
IF filter output 2
not connected
not connected
electronic band switch
not connected
not connected
not connected
supply voltage
IF amplifier output 1
IF amplifier output 2
ground
UHF oscillator base input 1
UHF oscillator collector output 1
UHF oscillator collector output 2
UHF oscillator base input 2
VHF oscillator base input 1
VHF oscillator collector output 1
VHF oscillator collector output 2
VHF oscillator base input 2
1998 Mar 09
4