Motorola Cp150 Cp200 6880309n62 C Manual
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VHF (146-174 MHz) Schematic Diagrams, Overlays, and Parts Lists (8486342Z09-A)7-216880309N62-CJune, 2005Chapter 7 VHF (146-174 MHz) Schematic Diagrams, Overlays, and Parts Lists (8486342Z09-A) RX_FE_VHF_R 2 CONTROLLER VCO_VHF_R 2 TX_VHF_R 2 RX_B E SYNTH_VHF_R2 V_STEER 3V 5R 16_8_MHZ 3V 5V LOCK MOD_IN PRESC SPI_CLK SPI_DATA_OUT SYNTH_CS TRB VCO_MODV_SF5V5R 3V 5RUSWB+ 5V USWB+ 5V V_STEER5T 3V 5T PWR_SET RX_OUT TX_ENA TX_INJUSWB+ 5V BW_SEL DEMOD IF_IN RSSI MOD_OUTPWR_SET RSSI SPI_CLK SPI_DATA_OUTSYNTH_CSTX_ENA USWB+ 3V 5R PRESC RX_INJ TRBTX_INJ VCO_MOD V_SF 5R IF_OUT RX_IN RX_INJ 5T 16_8_MHZ 3V 5R5T5V BW_SELDEMOD LOC K Figure 7-27. VHF (146-174 MHz) Radio Circuit Block Interconnect Diagram (8486342Z09-A)
7-22VHF (146-174 MHz) Schematic Diagrams, Overlays, and Parts Lists (8486342Z09-A)June, 20056880309N62-C 125 mV (RF)500 mV (RF) 0.74 V (RX)3.9 V (RX)700 mV (RF) 128 mV (RF) 705 mV (RF) 3.38 V (RX)3.95 V (RX)0 V (TX)5.0 V (RX) 3.95 V (RX) 2.0 V (RX) 485 mV (RF) 445 mV (RF) 1% 47pF C3 15pFC4 1% R25 5.6K R24 750L31 2% 68nH 0.1uF C99 L22 100nH 24pF 1% C36L33 68nH 2% 2 1 C22 1000pF T41RF BALUN 5 NC 4 63 6314 UMT1Q22 25 1% 22pF C1 FE_5R 0.1% C5L51 150nH C43 3.0pF BFS540 Q21 13 2 15pF 1%82pF 30pFC51 33pF 1%C8 1%R26 C7 1% 20pF 0C25 C44 68nH 2% L32 1000pF 68nH 2%L41 1% 6.8K NC L40 2% 68nH R20 R21 150 C26 1000pF R23 1% 22K C34 1% 56pF 1 L21 NU IF BALUN 5 NC 4 63 2 13 2 T42 MMBD352 CR1 L4 68nH 2% L1 2% 68nH 2% 68nH L3 C41 1% 15pF1% 24pF C33 C29 1% R22 6.8K 1% 24pF 43pF SH40 SHIELD 1 C30 TP1 1 SH1 SHIELD1 NC 1% C2 36pF CR41 IO11 2 IO2 IO3 3IO4 4 TP2 1 1000pFC20L52 1% C6560nH 15pFC23 1000pF 20pF 1% C401% C35 27pF NU C24R51 51 R40 1K NU C42 1% 36pF C9 L2 68nH 2%56pF 1% C32 RX_IN 1% C31 30pF RX_INJ 5R IF_OUT Figure 7-28. VHF (146-174 MHz) Receiver Front End Schematic Diagram (8486342Z09-A)
VHF (146-174 MHz) Schematic Diagrams, Overlays, and Parts Lists (8486342Z09-A)7-236880309N62-CJune, 2005 500 mV (RF) 320 mV (RF) 390 mV (RF) 550 mV (RF) 290 mV (RF) 490 mV (RF)100 mV RMS (25 kHz) 50 mV RMS (12.5 kHz)0.62 V 165 mV (RF) 1.23V 16 mV (RF) 170 mV (RF)2.14 V 0 V (25kHz) 2.8 V (12.5 kHz) 0 V (25 kHz) 1 V (12.5 kHz) 110 mV (RF) 130 mV (RF)0.33 V 0 V (25 kHz) 5 V (12.5 kHz) 5 V (25 kHz) 0 V (12.5 kHz) 2.8 V (25 kHz) 0 V (12.5 kHz) 1 V (25 kHz) 0 V (12.5 kHz) C92 0.1uFTC7W04F U52-3 20K R67 5V 18pF1.2uH 2%L54 L53 680nH 0.1uFC71 3V (25kHz) 0.74V 2.1V @ -47 dBm @ antenna 0V (12.5kHz) 3.39V 3.05V 1.5V 0.1uF C69 12K C73 R52 GND24 1 IN2 OUT 4700pF FL54 CFWC455G GND13 0.1uFC55 5V 0.1uF C56C62 0.1uF 0.1uF C60 0.1uFC67 2 R53 33KQ70 MMBT3904 13 C80 30pF1% C59 2.7pFR73 1.8K R74 1.2K R91 1.6K C93 3.6pF0.1uFC63 0 R82 5V NU L81 4.7K R57C66 SH52 SHIELD 1 0.1uF 9.1pF 1.1% C53 9186471Z01FLTR FL52GND3 IN 1 OUT2 D51 1 2 3 PWR_GND U52-4 GND 4VCC8 0.1uFC65D52 1 23 20K CR51 13 2 R64 130pFC70 U52-1 TC7W04F17 680R78 CFWC455EFL53 GND134 GND2 IN 1 OUT2 R76 1% 12K C82 C68 0.1uF NU 2.4K R54 4.7KR6020K NC R66 R63 C72 0.1uF 39K 62 C81 1%30pFR80 U52-2 TC7W04F 13 2 15K 0.1uF PBR941 Q515V 5V C90 SH50 SHIELD 1 C52R55 330C64 0.1uF 390 R72 R65 3.3K39K R6235 R61 100K R90 Y51 2GND 4GND1 3OUT IN1 51 GND1 4GND2 3 IN6 OUT 44.395MHz 06B09 44.85MHz MXF45 FL51 2 CC1 5 CC2 1 C58 3.9pF10uF C91 R81R75 12K 1 C57 0.1uF 9 6VCC 45B02 Y70 455KHz 32 LIM_DEC220 MIXOUT OSCIN 4 3 OSCOUT 10 QUADIN 1 RFIN RFIN_DEC 2 5 RSSIOUT RSSI_FEED GND 18 IFAMPIN 16 IFAMPOUT IFAMP_DEC119 17 IFAMP_DEC2 14 LIMIN LIMOUT11 13 LIM_DEC1 12 SA616U51 AUDIOOUT 8 7 AUDIO_FEED 15 R77 1% 8.2K BW_SEL 5V IF_IN RSSI DEMOD Figure 7-29. VHF (146-174 MHz) Receiver Back End Schematic Diagram (8486342Z09-A)
7-24VHF (146-174 MHz) Schematic Diagrams, Overlays, and Parts Lists (8486342Z09-A)June, 20056880309N62-C 205 mV (RF) 44 mV (RF) 107 mV (RF) 2.4 V (TYP) NC NC R206 NC NC NC 1000pF SH200 NC C231 1000pF R230 200KR247 R244 51 R248 51 LOCK: 3V 3.0V to 9.0V 4.5V UNLOCK: 0V 3V 0V 3V 0V TX: 3V RX: 0V 1 SHIELD1 SH201 SHIELD NC NC NC C227 R220 150 100K R246 TP200 1 C210 NC NC 470pF4.7uF C243 0.1uF C233 NC 2.2uF C230 5V 5V 2.2uF C212 2GND 3 OUT4 VCC 1 VCON NU NU Y202 45J68 16.8MHz 270K C226 10uFD221 A16 A25 A34 K1 1K2 2K3 3 C221 .01uF2K R243 2.2uFC2152.2uF C218 D201 A16 A25 A34 1K12K23K3 D220 1200pF C216 0.1uFC244 1200pF NC C241 NU C2060.1uF C211470pF C204 220pF C201 NC NC 22pF C220 C222 .01uF1.5K R245 1000pFC217150K R227 2.7pF 3.7% C203 1000pFC214 C228 0.1uF NU C205 R212 0 1 IN NC R223 100 Y201 14R06 16.8MHz 2 GND 4GND1 3 OUT C202 1% 62pFNC VMULT214 VMULT312 VMULT411 13 VRO WARP25 XTAL123 XTAL224 SFCAP 26 SFIN 30SFOUT28 TEST137 TEST238 VBPASS 21VCP 47VMULT115PD_GND44 5 PD_VDD PREIN 32 PRE_GND33 PRE_VDD 34 PVREF 35REFSEL 18 SFBASE 27INDMULT16 IOUT43 4 LOCK MODIN 10 MODOUT41 NC1 17NC2 29NC3 31 CCOMP 42 CEX 9 CLK 8DATA 7 DGND6 DVDD 36 FREFOUT19 IADAPT45 AGND22 AUX148 AUX21 AUX32 AUX43 AVDD 20 BIAS1 40BIAS2 39 U201 63A27 ADAPTSW46 L211 560nH R221 150 0.1uF 470pF C219 0.1uF C207 NC C232 R202 150K 470pF C2091uF C245 NC 10uF C225 .01uF C224C223 .01uF .01uFC213TP240 1 C208 470pF100 5V 3V PRESC R205 LOCK V_SF V_STEER 16_8_MHZ SPI_DATA_OUT MOD_IN SYNTH_CS SPI_CLKVCO_MOD TRB Figure 7-30. VHF (146-174 MHz) Synthesizer Schematic Diagram (8486342Z09-A)
VHF (146-174 MHz) Schematic Diagrams, Overlays, and Parts Lists (8486342Z09-A)7-256880309N62-CJune, 2005 NU 1200pF C270 286 mV (RF) 1.89 V (RX) 1.35 V (RX)850 mV (RF) 1220 mV (RF) 3.0V to 9.0V RX: 0V 4.5V TX: 3V C282 C266 1.0% 10pF9.1pF 1200pF C258 C281 1200pF 100nHL263.01uF C276 5.1pF C273R272 9.1KR273 6.8KR262 0 300 13 2 R275BFS540 Q280 30 R263 L262 560nHC272 0.1uF 560nHL270 330nHL255 0 R286 C267 1% 36pF 27pF 1% C263 V_SF1200pF C283 1200pF C2841200pF C292 220 R264330 R284 C268 3.7% 2.7pF SHIELDSH253 1 D261NU 220 R254L271 36pF 1% C257 VCO_5R C286 11pF 560nH L251 1SV229D262 L291 27nH 51KL265 330nH R261R276 V_SF NC 1KR281 9.1K 68nHL292 .01uF C251R271 8.2K C255 1% 18pF C254 15pF 1% C265 R283 3.3pF 3.0% C275180 C271 1200pF .01uF 36pF C291 100nH L27668nH L281 L254 2% 33nH 4.7pF 2.1% C264 NC 10pF 1.0% C256 L253 100nH L283 C277 1200pF V_SF SH251 SHIELD 1 SH250 SHIELD1 47nH L282 C285 0.1uF C274 0.1uF C253 R280 6.8K C290 16pF 1% 47nH51pF 750 L264 2%33R274 R282 R270 560nH 18 D251 L252 19 TRB_IN TX_BASE 16 TX_EMITTER 15TX_IADJ 1 TX_OUT10 TX_SWITCH13 VCC_BUFFERS14 VCC_LOGIC18 17 GND_LOGIC PRESC_OUT12 RX_BASE 5 RX_EMITTER 6RX_IADJ 2 RX_OUT8 RX_SWITCH7 SUPER_FLTR 350U54 U251 COLL_RFIN 4 FLIP_IN 20 GND_BUFFERS 11GND_FLAG 9 1500pF C269 47 R253 V_SF V_STEER PRESC VCO_MOD5RTX_INJ RX_INJ 3V TRB Figure 7-31. VHF (146-174 MHz) Voltage Controlled Oscillator Schematic Diagram (8486342Z09-A)
7-26VHF (146-174 MHz) Schematic Diagrams, Overlays, and Parts Lists (8486342Z09-A)June, 20056880309N62-C 1.5 V (TX)4.9 V (TX)1500 mV (RF) 1.79 V (Lo) (TYP, TX)2.6 V (Hi) 4.15 V (Lo) (TYP, TX)5.8 V (Hi) 3.3 V (TX)0 V (RX)0 V (TX) 7.5 V (RX)7.5 V 6.78 V (TX)0 V (RX) 3.1 V (Lo) (TYP, TX)4.25 V (Hi) DO NOT MEASURE 1100 mV (RF) 0 V (RX) 0.9 V (TX)0 V (RX) 1.7 V (TX) 820 mV (RF) L100 560nH100K 1%U151 57R01 18 R101 3.3pFC133 C137 2 TAB2ANTENNA_NUT M1401 TAB1 10K R162 0.1 R150 3 TAB3 4 TAB4 C101 1500pFQ170 TP0101T 3 12 200pF DTC144EKAQ171 13 2 15pF C123 C141 C104 NU 18pF 10pF C107 0.1uFC102 100nH L102 C120 1500pF C170 1500pF C152 1500pF1% R152 C111100K C131 3.3pF NU R106 4.7K C118NU R158 1.5K 1 NC D121 SH100 SHIELDBAR63-02W TP150 1 R105 1.2K1500pF 13pF C151 1000pF C140 R155 C1171uF C115R120 39 1500pF C121 3.3K R103 1500pF C112 C106 1500pF R107 1500pF C154 150 2 3 18 4 1500pFC1580.1uF LM2904U150-1C157 1500pF L131 43.67nH39 R122 C124 R170 100K 2.7pF C171 C105 NUR121 VDD3 VGG239 U110 RA07M1317M_VHF 5 GND RFIN 1 RFOUT4 MA4PH261D120 30.54nH 560nH L140 13 2 NC L110 3.9pF Q100 BFS540C156 .01uF C135 43.67nH L130 R110 820 1500pF C1005.6K R157 1500pF 43.67nHL132 1 3 2 C159100K Q150 R154 1% 300 R100 R153 1% 100K 1500pF C113 L101 560nH0.1uF C110 NC C108 0.1uFC132 27pF C116 0.1uF 1500pF C103 51R104 NUVR110 5.6V 1500pF C150 L103 R10230nH R151 22 300 C134 27pF C122 0.1uFC155 L120 15pF LM2904U150-26 5 78 4 560nH R156 330 J140 G1 G2 S1 S2 T1 T2 13pF 0.47uF C136 R111 2.7KC153 L121 47nH 0.1uF C109 1500pF C114 12pF C130 22K R171 TX_INJ5TPWR_SET TX_ENA RX_OUT USWB+ Figure 7-32. VHF (146-174 MHz) Transmitter and Power Control Schematic Diagram (8486342Z09-A)
VHF (146-174 MHz) Schematic Diagrams, Overlays, and Parts Lists (8486342Z09-A)7-276880309N62-CJune, 2005 AUDIO DC_REGULATION MICROPROCESSOR CONNECTOR ACCESSORY/KEYPAD23 NU8 S443 1A1 3 A22 B1 4 B2 NU 14 5V NU 15 D3_3V 3V D3_3V NU 18 NU 25SW_B+ NU 123V SPI_DATA_OUT SQ_DETSW_B+ SYNTH_CS TX_ENA VOLUME VOX VS_CS VS_INT uP_CLK 1000pF 5TC500 TP404 NU2 NU 175V TP301SW_B+ NU 5 NU 16 R504 NU6 NU 3V TP403 NU 3 NU4 5V NU 13 NU 28 NU 21 5R NU 19 R505 100 100 NU 20 NU 22 NU 24 C1C1GND7GND19PC01 PC12 PC24 PC3 8 SWITCHS440 C0C0 KEYPAD_COL KEYPAD_ROW LOCK LSIO ON_OFF OPT_BUTTON_1 OPT_BUTTON_2OPT_DATA_READY OPT_ENA PTT RESET RSSI RX_ENA SCI SPI_CLK SPI_DATA_IN5V ASFIC_CS BACKLIGHT BATT_DETECTBOOT_ENACH_ACTD3_3V DISPL_COM_DATA_SEL DISP_ENA EXT_MIC_PTT F1200 FREQ_SEL_0 FREQ_SEL_1 FREQ_SEL_2 FREQ_SEL_3 HSIO SWITCHS4421 A1 3 A2B12 4 B2 D3_3V NU 10 USWB+ NU 9 100 R503 SWITCH2 B1 4 B2 C501 1uF NU 27 SWITCHS441 1 A1 3A2 BATT_CHARGE D3_3V ON_OFF RESET RX_ENA SWB+ TX_ENA USWB+ VOLUME NU 11 3V 5R 5T5VSW_B+ VOX VS_AUDIO_SEL VS_GAIN_SEL VS_RAC uP_CLK BK1005HM471 E500 HSIO LSIO MOD_OUT OPT_MIC OPT_RX_AUD_RETURN OPT_RX_AUD_SEND_DETECTOR OPT_RX_AUD_SEND_UNMUTED OPT_TX_AUD_FLAT_RETURN OPT_TX_AUD_RETURN OPT_TX_AUD_SENDPWR_SET RESET SCI SPI_CLK SPI_DATA_OUT SQ_DET 16_8_MHZ 3V 5V ASFIC_CS BATT_CHARGE BOOT_ENA BW_SEL CH_ACT DEMOD EXT_MIC_PTT F1200 100 100 R501 NU 26R502 NU 7 SPI_CLK J460-1NU 1 SW_B+ 5R 5V USWB+ 5T BW_SEL MOD_OUT SYNTH_CS RSSI SPI_DATA_OUT TX_ENA DEMOD 3V 16_8_MHZ LOCK PWR_SET Figure 7-33. VHF (146-174 MHz) Controller Interconnect Schematic Diagram (8486342Z09-A)
7-28VHF (146-174 MHz) Schematic Diagrams, Overlays, and Parts Lists (8486342Z09-A)June, 20056880309N62-C GREEN LED EEPROM RED LED FLASH SRAM1000pF Q402C417 C418 20K 0.1uF TP405 1 R416 C422 .01uF C413 0.1uF R413 100K NC Q440-15 1 6 0.1uF C432100K NUR4341 R412 SW_B+ TP402 NC C411 0.1uF 13 VSS 40 VSSL 87 VSSRXFC93 48 XIRQ XTAL91 NC PJ6 78 PJ794 RESET 12 VDD 39 VDDL88 VDDR92 VDDSYN69 VRH68 VRL PI6 49 PI7 71 PJ0_CSGP3 72 PJ1_CSGP4 73 PJ2 74 PJ3 75 PJ4 76 PJ5 77 PH6_CSGP2 38 PH7_CSPROG 56 PI0 55 PI1 54 PI2 53 PI3 52 PI4 51 PI5 50 4 PG7_R_W 47 PH0_PW1 46 PH1_PW2 45 PH2_PW3 44 PH3_PW4 43 PH4_CSIO 42 PH5_CSGP1 41 PF7_ADDR7 29 PFO_ADDR0 6 PG0_XA13 16 PG1_XA14 20 PG2_XA15 19 PG3_XA16 17 PG4_XA17 18 PG5_XA18 5 PG6_AS PE7_AN760 28 PF1_ADDR1 27 PF2_ADDR2 26 PF3_ADDR3 25 PF4_ADDR4 24 PF5_ADDR5 23 PF6_ADDR6 22PD5_SS PD6_LVIN3 PE0_AN067 PE1_AN166 PE2_AN265 PE3_AN364 PE4_AN463 PE5_AN562 PE6_AN661 36 PC6_DATA6 37 PC7_DATA7 97 PD0_RXD98 PD1_TXD99 PD2_MISO100 PD3_MOSI1 PD4_SCK2 PB6_ADDR14 7 PB7_ADDR15 14 PBO_ADDR8 30 PC0_DATA0 31 PC1_DATA1 32 PC2_DATA2 33 PC3_DATA3 34 PC4_DATA4 35 PC5_DATA5 PA6_OC2_OC185 86 PA7_PA1_OC1 10 PB1_ADDR9 11 PB2_ADDR10 9 PB3_ADDR11 21 PB4_ADDR12 15 PB5_ADDR13 8 95 MODA_LIR58 57 MODB_VSTBY 79 PA0_IC380 PA1_IC281 PA2_IC182 PA3_IC4_OC5_OC183 PA4_OC4_OC184 PA5_OC3_OC1U401 MC68HC11FL0 59 AVDD 70 AVSS 89 ECLK 90 EXTAL 96 IRQ LVOUT .01uFC421 820 R411 R432 C420 0 NU.01uF D3_3V R431D3_3V .01uF C419 C443 1000pF 4.7KR419 C416 1000pF R430 100K1000pFC415 C441 .01uF 100K R433 NC R423 100K D6 17 D7 18 D8 19 22 OE VDD 28 VSS 14WE27 A825 A924 CS20 11 D1 D2 12 D3 13 D4 15 D5 16 A1326 A141 A28 A37 A46 A55 A64 A73 U403 NU10 A0 A19 A1021 A1123 A1220.1uF NC C414 .01uFC442 0.1uF C447 4.7K 4.7K R440 R441 10K R417 C433 1000pFR415 33K 0.1uF C430 D3_3VR410 10K 9 RESET VCC8 NC D5 27 D6 28 D7 29EN_CE30 EN_OE32 7 EN_WE GND24 NC 6A713 A83 A92 D0 21 D1 22 23 D2 D3 25 D4 26 A145 A1511 A1610 A218 A317 16 A4 A515 A614 A020 A119 A1031 A111 A1212 A134TP401 1 AT49LV001N_70VIU404 SCK 6 SI 5SO2VCC8VSS4 WP 3 U402 X25128-2.7CS 1 HOLD 7 100K 1% R421200K 1% R420 SH400 SHIELD 1 R443 NC NC 120 220 BRPY1204W D440 R442 R424 D3_3V 200K 1% C410 10uF 100K 1% R425D3_3V .01uFC440 R422 NC 100K 100K R418 C444 .01uF SH401 SHIELD 1 SW_B+ NC R41433K D414 Q440-22 4 3 C412 1000pF D3_3V NC3 D3_3V 1000pF C431 Q410 26 4 1 .01uFC445 C446 SCI .01uF VOLUMEEXT_MIC_PTT RESET BOOT_ENA SW_B+ BATT_DETECT VS_INT LOCK KEYPAD_ROW VOX KEYPAD_COL RSSI 5V DISPL_COM_DATA_SELDISP_ENA SPI_DATA_IN SPI_DATA_OUT SPI_CLKD3_3V HSIO PTT FREQ_SEL_3 FREQ_SEL_1 FREQ_SEL_2 ON_OFF BACKLIGHT OPT_BUTTON_1 FREQ_SEL_0 OPT_BUTTON_2 A(18:0) OPT_ENA VS_CS TX_ENA LSIO D(7:0) ASFIC_CS SYNTH_CS RX_ENAF1200 uP_CLK A(12) A(11) A(10)A(9) A(8) A(7) A(6) A(5) A(4) A(3) A(2) A(1) A(0) A(17) A(18) A(0) A(1) A(2) A(3) A(4) A(5) A(6) A(7) D(7) D(6) D(5) D(4) D(3) D(2) D(1) D(0) A(16) A(15) A(14) A(13)A(18) D(6) D(5) D(4) D(3) D(7) D(2) D(1) D(0) A(1) A(2) A(5) A(6) A(8) A(11) A(12) A(13) A(8) A(9) A(10) A(11) A(12) A(13) OPT_DATA_READY SQ_DET CH_ACT A(17) A(16) A(14) A(15) D(0) D(1) D(2) D(3) D(4) D(5) D(6) D(7)A(0) A(3) A(4) A(7) A(9) A(10) A(14) Figure 7-34. VHF (146-174 MHz) Microprocessor Circuitry Schematic Diagram (8486342Z09-A)
VHF (146-174 MHz) Schematic Diagrams, Overlays, and Parts Lists (8486342Z09-A)7-296880309N62-CJune, 2005 NU 10 mV RMS (TX) 1.5 V INTERNAL SPEAKER ACCESSORY CONNECTOR MICROPHONE CONNECTOR NU 114 mV (RF) 150 mV RMS (25 kHz) (RX) 75 mV RMS (12.5 kHz) (RX) NU 0 2.3 V 1.5 V 3 V (UNSQ)0.15 V (UNSQ) 145 mV RMS 200 mV RMS 7.5 V 0 V (RX) 3 V (TX) 3.5 V (UNSQ) 3.46 V RMS (RX) (0.5 W @ 24 OHMS ) 3.5 V (UNSQ) R478 2.2K20V MMBZ5250BVR474 2.2K3V_A NC R471 R462 R499 270K 24K 2 31 8 4 C465 1000pF LM2904 U480-1 6 57 8 4 NU C466 R517LM2904 U510-2 0.1uF .01uF C482C463 .022uF C475 C471 R477 2.2K NC 2.2uF C492 2.2uF R460 24K R451 47K 0.1uFR472 680 0.1uF C451 C456 5V_BVR472 0.1uF C483 C481 .01uF Not_Placed:NUR493 330K R519 100K NC R518 220K MMBZ5245BVR4752.2K R47015V J491-22 0.1uF C472 3V C464 0.1uF R481 100K330 R47426 4 1 3 NC C476 .022uF Q49010K R496 Not_Placed:NU0 100K R486R480 C461 NC C458 0.1uF1000pF 180K R483 R464 30K VR473 MMBZ5250B20V R492 24K LM2904 U510-1 2 31 8 4 0.1uF C462R473 D470 Not_Placed:NU13 2 680 C511 Q481150pF 220pF C454 C474 J470-1 1 0.1uF R521 D471 NC 100K 180K 3V_AR475 C498 R482 180KR463 1uF 24K 6VCC R513 7GND 4 INNEG INPOS 3 1 MODE 5 OUTNEG 8 OUTPOS 2 SVR 25 63 1 4 TDA8541 U490 C513 Q472 47K 220pF D492 R498 11 VDDDAC 45 VDDRC 27 VDDSYN 7 VOX9 SQIN 28 SYN 36 TXRTN 44 TXSND 10 UIO 1 VDDA 32 VDDCP 33 VDDD 40 MOD 26 NC 8 PLCAP PLCAP2 25 43 RXRTN 39 RXSND 12 SQCAP 17 SQDET 30 GNDDO 47 GNDRC 23 GNDSYN 19 HSIO 24 LCAP 18 LSIO48 MICEXT 46 MICINT 15 GCB0 14 GCB1 13 GCB2 35 GCB3 37 GCB438 GCB5 3 GNDA 31 GNDD 34 CLK168 20 CSX 6 DACG 5 DACR 4 DACU 22 DATA 2 DISC 29 F1200 U451 30C53 41 AUDIO42 AUXTN 16 CHACT CLK 21 0.1uF C518 VR471 5V_B 16pF C514 U480-2 LM29046 5 78 4 100K R476 5V0.1uF C457 C453 0.1uF D491 3V NC R487 BK1005HM471E452 R515 0 Not_Placed:NU 3V_A R484 2.2K 13 2 L471 390nH Q482 5V_B NC R494 330K C519 3V_A 5V_A .022uF 1uF R491 C455 100K0 R485 1 0.1uF C459 R511 100K 2.2K R490 Not_Placed:NU 1uF C496 C495 1uFC488 C489 470pF 470pFC477 C470 0.1uF 0.1uF 150pF C473 C494 2.2uF 82pF C467 NC 3V_A C499 7 4S2 S3 6 5S4 1200pF J471 1M1 2M2 3M3 S1 0.1uF C452 26 4 1 3 5V_A 5V R497Q471 1MEG 1%3.9K R520 100K C497R255 C493 0.1uF R516 1000pF 6.8pF C512 100K R512 150K R479 R514 100K Q470 25 63 1 4 0.1uF 5.6K C460 2 R495 E453 BK1005HM471 5V_B BK1005HM471E451 C484 .033uF Not_Placed:NU 5V_AQ520 1 3 2 3V 5VOPT_MIC 5V_A DEMOD ASFIC_CSBATT_CHARGE OPT_TX_AUD_RETURN OPT_RX_AUD_SEND_DETECTOR SPI_DATA_OUTLSIO SPI_CLKCH_ACTVOX PWR_SET EXT_MIC_PTT OPT_TX_AUD_FLAT_RETURN SW_B+ 16_8_MHZMOD_OUTRESET OPT_RX_AUD_RETURN OPT_RX_AUD_SEND_UNMUTED OPT_TX_AUD_SEND BOOT_ENA SQ_DET BW_SEL F1200 HSIO VS_GAIN_SEL VS_RAC VS_AUDIO_SEL uP_CLKSCI Figure 7-35. VHF (146-174 MHz) Audio Circuitry Schematic Diagram (8486342Z09-A)
7-30VHF (146-174 MHz) Schematic Diagrams, Overlays, and Parts Lists (8486342Z09-A)June, 20056880309N62-C 5 V 7.5 V (ON) 0 V (OFF) 3.3 V (ON) 0 V (OFF)0 V (ON) 7.5 V (OFF)7.5 V (ON) 0 V (OFF) 3.3 V 3.3 V 3.0 V0 V (RX) 5 V (TX)5 V (RX) 0 V (TX) NC 7.5 V D3_3V 3V RESET VOLUME ON_OFFTX_ENA 5T USWB+ RX_ENA5V C302C311 C334 10uF D3_3V J301 DATANEGPOS C322 .01uF NC 20VMMBZ5250BVR302 100K VR301 MMBZ5250B20V R311 D3_3VQ313 7 ERROR 2 FEEDBACK 1GND 4INPUT 5 OUTPUT 6SENSE8SHUTDOWN3TAPU320 LP2986Q312 D3_3V C331 .01uF 330K R510 200K 1% R3211200pF C315 R313 20K 7TAB2 2 R312 20K SWITCH S444 4 LOW 15HIGH 3 6 TAB1 R508 100KC303 10uF C320 .018uF C301 390pF .01uF C306Q311 C310 .01uF 4 BYPASS 3 CTRL 2 GND VIN 15 VOUT.018uF TK71730S U330 NC 390pF 1200pF C316 3 CTRL 2 GND VIN 15 VOUT 1200pF C314 TK71750S U310 4 BYPASS 4 1 3 100K R310 3 1 2 Q494 26 Q493 NC R322 100K 100K R509 R507 100 100pF C305D301 .01uF C313 C323 150pF .01uF C304 R506 100C312 10uF R320 1% 330K10uF C321 3A F301 SWB+ BATT_CHARGE .01uF C333 5R 0 V (RX) 5 V (TX) 3.3 V (RX) 0 V (TX) 0 V (RX) 3.3 V (TX) 5 V (RX) 0 V (TX) Figure 7-36. VHF (146-174 MHz) DC Regulation Schematic Diagram (8486342Z09-A)