ISG4042-T Datasheet, PDF (4/8 Pages) SIRENZA MICRODEVICES – 5V CATV MODEM RF TUNER AND TRANSMITTER

ISG4042-T
APPLICATION INTERFACE CIRCUIT
ISG4042/ TEXAS INSTRUMENTS TNET 4042
T1 TNET4042
ISG4042
1 GND
VCC
(TI Pin 20) AMP PD
(TI Pin 6) IOUT +
(TI Pin 3) IOUT -
(TI Pin 173) GENP(3)
+
120nH
-^330µf
1NF
0.1µf
2 5V_TX
+
-^330µf
TUN_GND
3 TX_EN
2.7pf
7.5pf
270nH
30pf 24pf
270nH
270nH
24pf
270nH
4 TX_IN+
30pf
5 TX_IN-
2.7pf
7.5pf
6 LE2
7 5V_TX
VCC
(TI Pin 166) TAGCS
(TI Pin 168) GENP(1)
+
-^330µf
10uH
+
-^330µf
8 5V_RX
24K
50K
TUN_GND
TUN_GND
9 IF AGC
0.01µf
TUN_GND
TUN_GND
10 GND
11 CLK
(TI Pin 167) GENP(0)
12 DATA
(TI Pin 172) GENP(2)
(TI Pin 189) VIN-
13 LD_EN
14 GND
TUN_GND
15 IF_OUT+
(TI Pin 190) VIN+
16 IF_OUT-
303 S. Technology Court, Broomfield, CO 80021
303-327-3030
4
REV. Fwww.s1ir2e/1n0za/2.c0o0m3
REV. F
4/1/2005