元件说明 - Kenwood NXR-1800 Service Manual

2.13 元件说明
收发单元 (XC1-329E-XX)
Part
Ref. No.
Name
IC1 IC Power Management [PWR MNG]
IC2 IC Voltage control [V CTL]
IC3 IC Reset (PM IC_POWERHOLD) [RST]
IC4 IC Real-time clock IC [RTC]
IC5 IC Voltage regulator (3.1V) [3.1V AVR]
IC6 IC CLK Buffer [CLK BUFF]
IC7 IC AND Gate [AND GATE]
IC8 IC Bus buffer [BUS BUFF]
IC33 IC MPU/DSP
IC42 IC CODEC
IC47 IC Lower DDR3 [DDR3]
IC48 IC Upper DDR3 [DDR3]
IC52 IC NOR FLASH [FLASH]
IC60 IC FPGA
IC74 IC AF AMP (RA) [AF AMP]
IC75 IC AF AMP (TA) [AF AMP]
IC76 IC A/D converter [ADC]
IC77,78 IC D/A converter [DAC]
IC79 IC AF AMP (TD) [AF AMP]
IC80 IC Voltage reference [V REF]
IC81 IC Ethernet PHY [LAN PHY]
IC82,83 IC Bus SW (3.3V/5V shift) [BUS SW]
IC84 IC RS-232C driver [RS232C DRV]
IC85 IC AF AMP (RD) [AF AMP]
IC251 IC High-side SW
IC300 IC BINT detector [BINT DET]
IC301 IC DDR3 termination regulator [DDR3
TERM AVR]
IC370 IC Bus buffer [BUS BUFF]
IC371-373 IC BUS SW
IC520 IC eMMC
IC600 IC Voltage regulator (OLED 10V)
[10V AVR]
IC601 IC Voltage regulator (OLED 3.1V)
[3.1V AVR]
IC602 IC Bus buffer [BUS BUFF]
IC670 IC CODEC
IC671 IC Voltage regulator (33A) [3.3V AVR]
IC672 IC Voltage regulator (18C) [1.8V AVR]
IC700 IC IF IC
IC701 IC IF AMP
IC702 IC RX 1st mixer [RX 1st MIX]
IC703 IC LNA
IC900,901 IC Buffer AMP(20MHz TCXO)
[BUFF AMP]
1-42 (No.RA094<Rev.002>)
Use / Function
Part
Ref. No.
Name
IC902 IC DC AMP (TV tune) [DC AMP]
IC903,904 IC Buffer AMP(10MHz External reference)
[BUFF AMP]
IC1000 IC DC AMP(CV_TX_RX) [DC AMP]
IC1001 IC RX PLL
IC2000 IC TX PLL
IC2001 IC Voltage regulator (TX Pre-Drive 3.3V)
[3.3V AVR]
IC3010 IC DC AMP(ASSIST TX_RX) [DC AMP]
IC3011 IC DC/DC converter (20V) [20V DC/DC]
IC3022 IC Voltage Regulator (FAN VCC 9V)
[9.0V AVR]
IC3023 IC Pre-drive AMP [PRE DRV AMP]
IC3024 IC LPF
IC3025,3026 IC DC AMP
IC3027 IC PA control (FWD detect) [PA CTL]
IC3029 IC Voltage Regulator (5V_2) [5.0V AVR]
IC3030 IC Voltage Regulator (7.5V) [7.5V AVR]
IC4000 IC DC/DC converter (3.3V, 5.0V)
[3.3V, 5.0V DC/DC]
IC4001 IC Voltage Regulator (9V) [9.0V AVR]
IC4002 IC Reset (DC/DC converter) [RST]
IC4003 IC Current detector [CURR DET]
IC4005 IC Voltage Regulator (RX_3.3V_M)
[3.3V AVR]
IC4006 IC Voltage Regulator (RX_5V_M)
[5.0V AVR]
IC4010 IC DC SW (CONT12V) [DC SW]
IC4100 IC DC/DC converter (TX 8.8V)
[8.8V DC/DC]
Q1-3 FET DC SW
Q4 TRANS Voltage control [V CTL]
ISTOR
Q451 TRANS DC SW (AO1) [DC SW]
ISTOR
Q452 TRANS DC SW (AO2) [DC SW]
ISTOR
Q453 DIGI DC SW (EX RST) [DC SW]
TRANS
ISTOR
Q602,603 DIGI DC SW
TRANS
ISTOR
Q700,701 TRANS IF AMP
ISTOR
Q900 FET 2nd local VCO oscillation [2nd VCO]
Q901 TRANS Ripple filter [RIPL FIL]
ISTOR
Q902,903 TRANS 10MHz AMP
ISTOR
Use / Function