Motorola Pr400 Detailed 6881096c25 B Manual
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UHF 403-440 MHz (8486635Z03-O) Schematic Diagrams, Overlays, and Parts Lists12-56881096C25-BJune, 2005Chapter 12 UHF 403-440 MHz (8486635Z03-O) Schematic Diagrams, Overlays, and Parts Lists CONTROLLERRX_BE SYNTH_UHF_R1TX_UHF_R1 VCO_UHF_R1RX_FE_UHF_R1 UHF R1 TX_INJ USWB+ 3V 5R PRESC RX_INJ TRBTX_INJ VCO_MOD V_SF V_STEER5R IF_OUT RX_I N RX_INJ 16_8_MHZ3V 5V LOC K MOD_IN PRESC SPI_CLK SPI_DATA_OUT SYNTH_CS TRB VCO_MODV_SF V_STEER5T PWR_SET RX_OUTTX_ENAUSWB+ 5V 5R 3V USWB+ 5V BW_SEL DEMOD IF_IN RSSI TX_EN A USWB+ 3V 5T 5T 5V 5R 3V 5R 5V 16_8_MHZ 3V 5R 5T 5V BW_SELDEMOD LOCK MOD_OUTPWR_SET RSSI SPI_CLK SPI_DATA_OUTSYNTH_CS Figure 12-3. UHF (403-440 MHz) Radio Circuit Block Diagram (8486635Z03-O)
12-6UHF 403-440 MHz (8486635Z03-O) Schematic Diagrams, Overlays, and Parts ListsJune, 20056881096C25-B 0.79V4.2V UHF R1 Front End 0.1uF C99 R20 5.6KR21 75 C36 1% 16pF C20 390pF C34 1.6% 6.2pF 15pF 1%C1 18pF 1%C33 C523 5.5% 0.55pF C37 1.6%6.2pF L40 27nH 18pF 1%C2 1.0% 10pF FE_RF_IN JC51 C12 NC82pF 0.6pF C524 IO3 3 IO44 R23 27K NCCR41 HSMS2829 IO11 2 IO2 C7 1.8pF 5.6%C3 NU C5 0C26 390pF 8.2pF IF1 1% 20pF C29 1.2%C11 L34 NU C40 9.85nH 2% 2%9.85nHC8SH40 SHIELD 1 L319.85nH 2%L3680nHL52 1.0%C44 10pFBFS505 Q2113FE_IF_OUT C35 1% 12pF0 C48RF BALUN 5 NC 4 63 2 1 T41 30pF NU C4 7 TP1 1 C43 1% 13pF 1% C10R24 1.2K C39 1% 12pF TP2 1SH1 SHIELD 1 13 218nHL55 CR1 2.4pF C30 1%22pFC13 4.2% 9.1pF 1.1%C27 NU C46 C42 1.8pF 5.6%C6 1.0%10pF390pF C25 R51 390pF 10% C21 L51 150nH51 L2 2%9.85nH L32 27nH 9.85nH 2%L33 2% 9.85nH L41C38 1% 16pF 2 5 6314 UMT1 Q22 C32 1.3%7.5pF C41 15pF 1% C28 1% 15pFC14 L1 2.4pF 4.2% C49 NU 9.85nH 2%4.5% 2.2pF 390pF C522 3.0%C521 C23 R25 5.6K3.3pF T42 5 NC 4 63 2 1 IF BALUN C31 1.1% 9.1pFL21 27nH 1KR40 C45 1% 22pF C9 1% 18pFFE_5R R22 5.6K RX_INIF_OUT RX_IN J5R 2 Figure 12-4. UHF (403-440 MHz) Receiver Front End Schematic Diagram (8486635Z03-O)
UHF 403-440 MHz (8486635Z03-O) Schematic Diagrams, Overlays, and Parts Lists12-76881096C25-BJune, 2005 5V for 25kHz RX Back End (Overtone) 0V for 12.5kHz 3.39V 3.05V 0.74V 1.5V 2.1V When -47 dBm @ antenna 9.1pF 1.1%C5312 3 5V 1 23 D51 13 2D52 CR51C71 IF_DEMOD TC7W04F 17 0.1uF GND1 3 4 GND2 IN 1 OUT 2 U52-1 C69CFWC455EFL53 12K0.1uF C73 R521 IN2 OUT 4700pF FL54 CFWC455G GND1 3 GND24 0.1uFC55 5V 0.1uF C56C62 0.1uF C60 0.1uFC67 0.1uF R53 33K2.4K Q70MMBT3904 13 2 R60 C80 22pF 1% C59 2.7pFR73 1.8K NC R74 1.2K 62 1.6K U52-2TC7W04F 5.1KR80 R91 PBR941 Q5113 2 C93 3.6pFC90 0.1uF NUC63 L53 120pF0.1uF R82 1.2uH 2% L54 NU 1uHL81 5V C52 22pF4.7KR57C66 SH52 SHIELD 1 OU T I N10.1uF 44.395MHz TSS2_44_395MHZY51 2 GND 4 GND1 3 2 CC1 5 CC2 1 GND1 4 GND2 3IN6 OUT 44.85MHzMXF45FL51 4 VCC8 C58 3.9pF PWR_GNDU52-4 GND R81 10uFC910.1uFC65 1KR75 12K 20K C57 0.1uF9180468V04 3 GND IN 1 OU T2R64 FLTR FL52 C81 1% 33pFC70 IF_I N RFIN RFIN_DEC 2 5 RSSIOUT RSSI_FEED 9 6 VCC 130pF LIMIN LIMOUT11 13 LIM_DEC1 12 LIM_DEC220 MIXOUT OSCIN 4 3 OSCOUT 10 QUADIN 1 AUDIOOU T 8 7 AUDIO_FEED 15 GN D 18 IFAMPI N 16 IFAMPOUT IFAMP_DEC119 17 IFAMP_DEC2 14 SA616U5 1 680 R78 R77 1% 8.2KR67 5V IF_BAND_SEL 20K R76 1% 12K 0.1uF 36pFC82 5.1KC68 R54R66 20K R63 C72 0.1uF 455KHz 32 1 39K 45B02Y70 5V IF_RSSI SH50 SHIELD 1 R55 330C64 0.1uF 390 R72 39K R65 3.3K R61 100K R62 TC7W04F U52-335 IF_5 V C92 0.1uF 51 R90 BW_SE L 5V IF_IN RSSI DEMOD 47pF C61 47pF C74 Figure 12-5. UHF (403-440 MHz) Receiver Back End Schematic Diagram (8486635Z03-O)
12-8UHF 403-440 MHz (8486635Z03-O) Schematic Diagrams, Overlays, and Parts ListsJune, 20056881096C25-B 100 C2020V 3V 0V TX: 3V RX: 0V 14R06 150kNU R202 C206 D201 R206 Y202 C203 1SV2324.5V UNLOCK: 0V 3V Y2012.7pF 45J68LOCK: 3V NU NU NU NU NU 47k3.2V to 4.5V C201 Reference Oscillator NU 0.01uF 62pF NU 220pFCrystal UHF R1 Synthesizer TCXOC211 0.1uF NC1000pFC231 NC 0.1uFC216 FN_PRESC 22 R220 R246 100K 1000pF C227R245 1.5K NC R244 51 470pFC208R221 22 C204 470pF C201 220pF C2070.1uF C232 470pFFN_16_8 C217 1000pF0888600M25 C244 .01uF FN_SYNTH_CS 0.1uF C228 C205 NU GND2 GND14 OUT 3 IN1 C202NC 16.8MHz14R06Y201 VMULT4 VRO 13 25 WARP 23 XTAL124 XTAL2 62pF 1% SFOUT 37 TEST138 TEST2 21 VBPASS 47 VCP 15 VMULT114 VMULT212 VMULT311 PREIN 33 PRE_GN D 34 PRE_VDD 35 PVREF 18 REFSEL 27 SFBASE 26 SFCAP 30 SFIN28 4 10 MODIN 41 MODOUT 17 NC1 29 NC2 31 NC3 44 PD_GND PD_VDD 5 32 CLK 7 D ATA 6 DGND 36 DVDD 19 FREFOUT45 IADAPT16 INDMULT 43 IOUT LOCK AUX22 AUX33 AUX4 20 AVDD 40 BIAS1 39 BIAS2 42 CCOMP 9 CEX 846 ADAPTSW 22 AGND 48 AUX11 1 63A27 U201 FN_MOD TP200 C223 .01uF.01uFTP240 1 C213 L211 390nH NU R212 0R206 1 K1 2 K2 3 K3 6 A15 A24 A3 C221 D221 .01uF 2.2uF C215 2.2uFFN_V_SF C218 C230 2.2uF C240 NC FN_VCO_MOD 1.3pFNC NC C203 3.7% 2.7pF NC C214 1000pF FN_5VFN_LOCK NC NCFN_V_STEER 100 R205 .01uFC222 FN_CLK C224 .01uF C233 0.1uFC243 C245 4.7uF NC NC NC 1uF 1SH201 SHIELD 1 K1 1K2 2K3 3 SH200 SHIELD 6 A15 A24 A3 D220 FN_DATA R227 39K 100pF C241 R243 820 R230 24KR247 22K 470pF C219 C210NC NC 0.1uF FN_3V 100 R223 NC NC 150KR202 OUT 3VCC4 VCON1 C209 470pF 16.8MHz45J68Y202 NU GND 2 10uFC226 D201C220 22pF 5V C212 2.2uF 10uF NC 5V NC C225 NUFN_TRBV_SF V_STEER 5VC206LOCK PRESC 16_8_MHZ 3V SPI_DATA_OUT MOD_IN SYNTH_CS SPI_CLKVCO_MOD TRB Figure 12-6. UHF (403-440 MHz) Synthesizer Schematic Diagram (8486635Z03-O)
UHF 403-440 MHz (8486635Z03-O) Schematic Diagrams, Overlays, and Parts Lists12-96881096C25-BJune, 2005 UHF R1 VCO 3.2V to 9.5V4.5V RX: 0V TX: 3VTX_SWITCH13 VCC_BUFFERS14 VCC_LOGIC18 RX_OU T8 RX_SWITCH7 SUPER_FLTR 3 19 TRB_IN TX_BASE 16 TX_EMITTER 15TX_IADJ 1 TX_OU T10 FLIP_IN 20 GND_BUFFERS 11GND_FLAG 9 17 GND_LOGI C PRESC_OU T12 RX_BASE 5 RX_EMITTER 6RX_IADJ 2 50U5 4U251 COLL_RFIN 4 L251 220nH NU VCO_5R L283 C273 .01uF 5.6pF C254 1.3% 7.5pFC255 1.8% 33 R263 1 390pFC275 SH251 SHIELD390pFC270 3.0% 3.3pFC266 220nHL265 3.0% 3.3pF 220nHL270 C286 C265 10pF 1.0% 8.2pF C257 390pF C283 1SV229D262 C290 6.8pF 13pFC291 C271 L271 390pFR272 NU 1 5.6K0.1uF SH253 SHIELD SH250 SHIELD 1C274 L262 27nH C268 20% 0.5pF VCO_RX_IN J R253 V_SF 4.7K 33 2% 12.5nHR280 C256 2.8% 3.6pF L26433nH V_SF910 NC L281 L255R282 22KNC 220nH 130 R261R283 6.8pF 1.5% C267C272 0.1uF L276R284 330 R277 27nH R276 NU0 C251 0888600M03VCO_3V 8.2K 150pF220nH R281 V_SFL272 L291 6.8nH 100 R254 C252 C276 3.9pF NUL252 27nH 3.6pF C282 R262 6.8K390pFC284 D261 R264 2% 5pF 100 100C263R273 R2750 330 13 2 R285 VCO_TRBBFS540 Q280 D251 4.7K R271 VCO_V_STEER0.1uF C281 390pF 390pF C292C285 VCO_TX_INJ L254 2% 12.5nH VCO_PRESC C264 3.0% 3.3pF15nHL292 VCO_MODL282 15nH VCO_VSF 33 R274 1.6%6.2pF TX_INJ C253 5R VCO_MODPRESC V_STEER RX_INJ V_S F 3V TRB Figure 12-7. UHF (403-440 MHz) Voltage Controlled Oscillator Schematic Diagram (8486635Z03-O)
12-10UHF 403-440 MHz (8486635Z03-O) Schematic Diagrams, Overlays, and Parts ListsJune, 20056881096C25-B UHF R1 Tx D121 4880973Z02BAR63-02W150 R120 18nHL121 R155 1% 100K 390pF C100D120 MA4PH261 VR110 MM3Z3V9T13.9V 4813830A86 C123 5.6pF C150 390pF C103 390pFR107 NU C109 0.1uFC156 R104 18.01uF 0.1uF C116 NU PA_TX_INJ0.1 C120R150 0.1uFC157 390pFC159 RA07M4047M_UHF U1105 GND 1 RFI N4 RFOUT 3 VDD 2 VG G57R01U151 C112 0.1uF 390pFC111 C102 0.1uF 4.7KLM29042 3 18 4 R106 220nH L101 U150-1 100K 1% R154 1% R153 R105100K C117 2.7K SH100 SHIELD 1 390pFL120 220nH C115 1uFR151 C11439 390pF 390pF 390pFC108C171 220nHL110 R100220nH 820 0.1uFC101 L100R158 5.1K390pFC151390pF C172 3pF C107 1.8K R111 C525 PA_RX_OU T 390pF 2 34 1C170 390pF PA_PWR_SET BFG540W Q100 R110 PA_TX_ENA 510 Q171 R152 1% 100K Q150 1 3 2 R159 0 390pF C158390pF R103C154 R157 2.2K 3K R101 5.6R121 150 C122 9.1pFU150-2LM2904 6 5 78 4 R162 8.7nHL10210K 820R102 PA_USWB+ 390pFC113390pF C152 330 R156 220pF C124 0.47uF C153C121 390pF C105 1pF PA_5T 390pF C106 8.2pFC134L132 22.69nH NCNC L141 22.69nH 27.42nHL131 10pF C132390pFL140 NC 4.3pFC136C137 220pF L130 22.69nH TAB44 M140 ANTENNA_NUT TAB1 1 TAB2 2TAB33 NU C1411 T1 6 T2J140 2 G1 5G24S1 3S2 C104 10pF 1 L103 TP1505 2 36 4 1 30nH USWB+ Q170EMB10 5T PWR_SETTX_ENA RX_OUT TX_IN J Figure 12-8. UHF (403-440 MHz) Transmitter and Power Control Schematic Diagram (8486635Z03-O)
UHF 403-440 MHz (8486635Z03-O) Schematic Diagrams, Overlays, and Parts Lists12-116881096C25-BJune, 2005 AUDI O DC_REGULATION MICROPROCESSOR ACCESSORY/KEYPA D Controller CONNECTOR CNTL_5T C50 4 1000pF 1000p F C507 1000pF 1000pF C506 11 C503 SPI_DATA_OUT SQ_DET SW_B + VO X VS_AUDIO_SEL VS_GAIN_SEL uP_CL K CNTL_TX_EN A EXT_MIC_PTT F120 0 HSIO LSI O MOD_OUT OPT_MI C OPT_RX_AUD_RETURN OPT_RX_AUD_SEND_DETECTO R OPT_RX_AUD_SEND_UNMUTED OPT_TX_AUD_FLAT_RETURN OPT_TX_AUD_RETURN OPT_TX_AUD_SEN D PWR_SET RESET SC I SPI_CLK 9 16_8_MHZ 3V 5V ASFIC_CS BATT_CHARGE BOOT_ENA BW_SEL CH_ACT DEMO D 100 7 CNTL_USWB+ R504 CNTL_5 V SW_B + 12 3 SW_B +3 V CNTL_MOD_OU T 3V D3_3V CNTL_3 V 1uF SW_B + NC BK1005HM47 1 E500 C501 17 C505 1000pF PC3 8 C408 1000pF C0 C0 C1 C1 GN D 7 GND1 9 PC0 1 PC1 2 PC2 4 5T D3_3V SWITCH S440 TP40 3 TP301 3V 5R 5T 5V BATT_CHARGE D3_3 V ON_OF F RESET RX_EN A SWB+ TX_EN A USWB + VOLUME 14 C407 1000pF CNTL_SYNTH_C S 3 A2 2 B1 4 B2 CNTL_SPI_CLK SWITCH S443 1 A1 C403 150p F 32 1000pF C40 2 5R CNTL_LOCK R505 100 1 A1 3 A2 2 B1 4 B2 CNTL_RSSI 3V SWITCH S441 8 24 6 29 28 27 C406 150p F C409 1000pF 150pF C405 5V C404 1000pF CNTL_SPI_DATA_OUT CNTL_5R 31 30 5V R503 13 10 0 21 18 19 TP40 4 15 16 1000p F 23 10 C500 CNTL_BW_SEL 1 A1 3 A2 B1 2 4 B2 USWB + 5V SYNTH_C S TX_EN A VOLUME VO X VS_CS VS_IN T VS_RAC uP_CLK SWITCH S442 LSI O ON_OF F OPT_BUTTON_ 1 OPT_BUTTON_ 2 OPT_DATA_READY OPT_EN A PTT RESET RSSI RX_ENA SC I SPI_CLK SPI_DATA_IN SPI_DATA_OUT SQ_DET SW_B + BATT_DETEC T BOOT_ENA CH_ACT D3_3 V DISPL_COM_DATA_SEL DISP_EN A EXT_MIC_PTT F120 0 FREQ_SEL_ 0 FREQ_SEL_ 1 FREQ_SEL_ 2 FREQ_SEL_ 3 HSIO KEYPAD_COL KEYPAD_ROW LOCK 100 R501 3V 5V ASFIC_CS BACKLIGHT R502 100 4 CNTL_DEMO D D3_3 V 3V CNTL_16_8_MHZ CNTL_PWR_SET 2 25 26 J460-1 1 20 22 5 SW_B + 5T SPI_CLK BW_SEL MOD_OUT SYNTH_CS RSSI SPI_DATA_OUT 5R 5V USWB+ TX_ENA DEMOD 3V 16_8_MHZ LOCK PWR_SET Figure 12-9. UHF (403-440 MHz) Controller Interconnect Schematic Diagram (8486635Z03-O)
12-12UHF 403-440 MHz (8486635Z03-O) Schematic Diagrams, Overlays, and Parts ListsJune, 20056881096C25-B EEPROM GREEN LED RED LED Microprocessor FLASH SRAMNC C413 0.1uF 4.7K R419 91 NU R434 VDDSYN69 VRH68 VRL 13 VSS 40 VSSL 87 VSSRXFC93 48 XIRQ XTAL PJ4 76 PJ5 77 PJ6 78 PJ794 RESET 12 VDD 39 VDDL88 VDDR92 PI4 51 PI5 50 PI 6 49 PI 7 71 PJ0_CSGP3 72 PJ1_CSGP4 73 PJ2 74 PJ3 75 PH4_CSI O 42 PH5_CSGP1 41 PH6_CSGP2 38 PH7_CSPROG 56 PI0 55 PI 1 54 PI 2 53 PI 3 52 PG4_XA17 18 PG5_XA18 5 PG6_AS4 PG7_R_W 47 PH0_PW 1 46 PH1_PW 2 45 PH2_PW 3 44 PH3_PW 4 43 PF5_ADDR5 23 PF6_ADDR6 22 PF7_ADDR7 29 PFO_ADDR0 6 PG0_XA13 16 PG1_XA14 20 PG2_XA15 19 PG3_XA16 17 63 PE5_AN562 PE6_AN661 PE7_AN760 28 PF1_ADDR1 27 PF2_ADDR2 26 PF3_ADDR3 25 PF4_ADDR4 24 PD3_MOS I1 PD4_SCK2 PD5_SS PD6_LVIN3 PE0_AN067 PE1_AN166 PE2_AN265 PE3_AN364 PE4_AN4 PC3_DATA3 34 PC4_DATA4 35 PC5_DATA5 36 PC6_DATA6 37 PC7_DATA7 97 PD0_RXD98 PD1_TXD99 PD2_MISO10 0 PB4_ADDR12 15 PB5_ADDR13 8 PB6_ADDR14 7 PB7_ADDR15 14 PBO_ADDR8 30 PC0_DATA0 31 PC1_DATA1 32 PC2_DATA2 33 PA3_IC4_OC5_OC183 PA4_OC4_OC184 PA5_OC3_OC1PA6_OC2_OC185 86 PA7_PA1_OC1 10 PB1_ADDR9 11 PB2_ADDR10 9 PB3_ADDR11 21 EXTAL 96 IRQ LVOUT95 MODA_LIR58 57 MODB_VSTBY 79 PA0_IC380 PA1_IC281 PA2_IC182U401MC68HC11FL0 59 AVDD 70 AVSS 89 ECLK 90 R417 10K 1000pF C419 .01uFC440 0.1uFC430R410 10K 820 R411 1 R415 33K VSS 4 WP 3TP405 CS 1 HOLD 7SCK 6 SI 5SO2 VCC 8 NU U402X25128-2.7D3_3 V R431.01uF C431 C422 1 3 D3_3 VD3_3V 1000pFNC Q41026 4 R413 100K 1000pF D3_3 VC416 200K1% R424.01uF C444 1 R412 100KTP402 R414 33K D414 NC R430 100K 0 R432.01uF C420 C412 1000pF D3_3 V NCSH400 SHIELD 1 10uF 100K 1% R425 C410 0.1uFD3_3 V C432 R4414.7K 4.7K R440100 K R418 C400 NU R40 0 NU 1000pF C417 D3_3 V C433 1000pFC443 .01uF SH401 SHIELD 1 SW_B+NC 0.1uF C418 R416 20K Q440-2 2 4 3 R422SW_B+ 1 3 2NC 100K Q402 100K 1% R421200K1% R420 120R443.01uFC445 C446 100K.01uF R423 BRPY1204W D440 .01uF C421 4.7KR4450.1uF R446C414 1000p FC415 10K C441 .01uF 24 NC 69 RESET VCC8C401 0.1uF 25 D4 26 D5 27 D6 28 D7 29EN_CE30 EN_OE32 7 EN_W E GND15 A614 A713 A83 A92 D0 21 D1 22 23 D2 D3 12 A134 A1 45 A1511 A1610 A218 A317 16 A4 A5 A020 A119 A1031 A111 A12TP401 1 AT49LV001N_70VIU404 R433 100KC442 NC .01uF Q440-15 1 6 RB520S-30D424 Q403 1 3 2 D8 19 22 OE VDD 28 VSS 14WE27 CS20 11 D1 D2 12 D3 13 D4 15 D5 16 D6 17 D7 18A28 A37 A46 A55 A64 A73 A825 A924 NU10 A0 A19 A1021 A1123 A122 A1326 A141 U403 NC R442 2200.1uF C447 0.1uF BACKLIGH T 3V NC C411 SW_B+ BATT_DETECT VS_INTLOCK KEYPAD_RO W VO X KEYPAD_CO L RSSI 5VSC I DISPL_COM_DATA_SELSPI_CLK OPT_BUTTON_2 DISP_ENA SPI_DATA_I N SPI_DATA_OU TD3_3V HSI O PTT FREQ_SEL_3 FREQ_SEL_1 FREQ_SEL_2 ON_OFF VOLUMEEXT_MIC_PTT RESET BOOT_ENA VS_RAC OPT_BUTTON_1 FREQ_SEL_0 A(18:0) OPT_ENA VS_CS TX_ENA LSI O 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 12-10. UHF (403-440 MHz) Microprocessor Circuitry Schematic Diagram (8486635Z03-O)
UHF 403-440 MHz (8486635Z03-O) Schematic Diagrams, Overlays, and Parts Lists12-136881096C25-BJune, 2005 25 14 6 ACCESSORY CONNECTOR INTERNAL SPEAKER 0Not Placed Not Placed Not Placed Not Placed Audio MICROPHONE CONNECTOR VHF UHF R513 R515 R516 R517DC Level 0.3 - 0.4 V low Not Placed 0100kSupply = 7.42 1/2 Supply = 3.22 Not_Placed:NU13 2 Q482 R494 330K C499 39pF 5V_A C456 0.1uFR478 2.2K 1u FC4981000pFC493 470pF C488 C489 470pFR469 10 Not_Placed:N U R482 330K 5V_B 5V_BR471 2.2K Not_Placed:NU 150KR4831000pFC461 C458 0.1uFC494 2.2uF 0.22uFC483R475 180K C453 4.7uF 10 V 3V_A D491 C457NC R514 100K 0.1uF10K R523 0.1uFC462 NC R512 150K C455 .022uF 0 R491D471 1uF C496 C495 1uF 330 R474 3V_A C476 .022uF 3VL471 390nH 100K BK1005HM471 E452J470-1 1 R485 E453 BK1005HM4712 SVR 6VCC C490 470p F U4907GN D 4INNEG INPO S31MOD E 5 OUTNEG 8 OUTPOS 63 1 4 TDA854 1 220pFC513Q472 47 KR255 1% 3.9K Not_Placed:N U R498 5.6K0.1u FC477 2 R495 A_MOD_OUT3V_A 20V MMBZ5250BVR474 .022uFC475 R477 2.2K 2.2u FC471 150pFC479 Q481 Not_Placed:N U13 2 3V_AC470 0.1uF 150p FC473 C460 0.1u F 3V C451 0.1uFR515 Q490UMG5 26 4 1 3 C464 0.1uF 2.2K Not_Placed:NU R516 R484 6.8pF C512NU R513 5V R522 Q520IMX1 24 3 100K 2 4 1 3 NC NC Q471 Not_Placed:N U R499 270K 24K R462 C478 150pF 100K 0.1uFC452 Not_Placed:N U R481 220pFC511 C474 150pF C465 1000pF 3V_A 47KNC680 R451R472 2 31 8 4 R492 24K C497 LM2904 U510-1 0 R487 0.1uF Not_Placed:N U C481 .01uFNC NU R521 C482 Not:Placed:N UC463 0.1uF .01uFC480 0.1uF R520 100K U480-2LM29046 5 78 4 5V_A 63 5V Not_Placed:N U 5V_B Q470 10K R496 Not_Placed:NUR480 0 BK1005HM471E451NC 100K R476 100KR486 5V_A Not_Placed:NU 330K R488Not_Placed:NU R489 91K 0.1u FC472680 R473 C492 10uF R460 24K IMX1 Q520 5 1 6 C484 .033uF Not_Placed:NUR479 100K R464 30K VR473 MMBZ5250B 20V J491-3 3 J491-4 4 0.1uF C45924K R463VR472 32 VDDCP 33 VDDD11 VDDDAC 45 VDDRC 27 VDDSYN 7 VO X12 SQCAP 17 SQDET 9 SQIN 28 SYN 36 TXRTN 44 TXSND 10 UIO 1 VDDA 48 MICEXT 46 MICINT 40 MOD 26 NC 8 PLCAP PLCAP2 25 43 RXRTN 39 RXSND 3 GND A 31 GNDD 30 GNDDO 47 GNDRC 23GND SYN 19 HSIO 24 LCAP 18 LSI O 2 DISC 29 F1200 15 GCB0 14 GCB1 13 GCB2 35 GCB3 37 GCB438 GCB5 16 CHACT CLK 21 34 CLK168 20 CSX 6 DAC G 5 DACR 4 DACU 22 D ATA U45130C53 41 AUDI O42 AUXTN 1200pFC467VR471 5V_B LM2904 U480-12 31 8 4C466 Not_Placed:NU LM2904 U510-2 6 57 8 4 NU R517 J491-1 1 R511 100K 2.2KR490 Not_Placed:NU 3 0.1uF C518 UMG5 U51126 4 1 16pF C514 R493330K R519 100K R518 220K VR47 5 NC NC 2.2K R470 15V MMBZ5245B 2 1MEGR497 D470 Not_Placed:NU 1u F C519 5V_A 5V_BS1 7 4 S2 S3 6 5 S4 0.1uF C454 J471 1 M1 2 M2 3M3 3V 5VOPT_MI C VS_GAIN_SEL DEMOD ASFIC_CSBATT_CHARG E OPT_TX_AUD_RETURN OPT_RX_AUD_SEND_DETECTO R CH_ACTVO X 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 SPI_DATA_OUTLSI O SPI_CLKSQ_DET BW_SEL F1200 HSI O VS_AUDIO_SEL uP_CLKSCIBOOT_ENA 2 5 Figure 12-11. UHF (403-440MHz) Audio Circuitry Schematic Diagram (8486635Z03-O)
12-14UHF 403-440 MHz (8486635Z03-O) Schematic Diagrams, Overlays, and Parts ListsJune, 20056881096C25-B 1 2DC Regulation Q493 3 100K R322 390pFC301 100 R507 Q311 D301 C313 .01uF 150pFC323 U330TK71730S BYPASS 4CTRL 3 GND 2 1 VIN VOUT5 .01uF R506C304 10uFC312 100 C302 390pF 10uFC334 F301 3A C333 .01uFU310TK71750S BYPASS 4CTRL 3 GND 2 1 VIN VOUT5 R310 100K VR302 MMBZ5250B 20V C316 1200pF 100K NCSHUTDOW N 8 TAP 3 R509 ERROR 7 FEEDBACK 2 GND1 INPUT4 OUTPUT 5 SENSE6 C305 100pF LP2986 U320 C331 .01uF330K 1% R320 10uF1200pF C321 R313 C315 R312 10K HIGH TAB16 TAB27 2NC 20K S444 SWITCH 4 1 LOW5 3 100KR508 .01uFC322 C303 33uF Q494 26 4 1 3 .018uF C320 Q313 .01uF D3_3V C306 Q312 .01uFC310 R510 330KD3_3V .018uFC311 NC TP302 1 R321 1% 200KC314 1200pF D3_3V 20V MMBZ5250BVR301 NEGPOS 100KR311 SWB+ BATT_CHARGE NC J301 D ATA D3_3V 3V RESET VOLUME ON_OFF5T USWB+ RX_ENA5V TX_ENA5R Figure 12-12. UHF (403-440 MHz) DC Regulation Schematic Diagram (8486635Z03-O)