ZHCUDJ2 November   2025 LMK3H2108

 

  1.   1
  2.   使用前必读
    1.     关于本手册
    2.     命名惯例
    3.     术语表
    4.     相关文档
    5.     支持资源
    6.     商标
  3. 1配置概述
    1. 1.1 LMK3H2108A01 配置信息
  4. 2器件寄存器映射
  5. 3器件寄存器
  6. 4修订历史记录

2 器件寄存器映射

表 2-1 列出了器件寄存器的存储器映射寄存器。表 2-1 中未列出的所有寄存器偏移地址都应视为保留的位置，并且不应修改寄存器内容。

表 2-1 寄存器映射
偏移
（十六进制）		寄存器
缩写		位
76543210
0x0R0VENDOR_ID[7:0]
0x1R1VENDOR_ID[15:8]
0x2R2FLOAT_VDDO_6FLOAT_VDDO_5FLOAT_VDDO_3_4FLOAT_VDDO_1_2FLOAT_VDDO_0FLOAT_VDDRFLOAT_VDDXOTP_BURNT
0x3R3RESGPIO1_PU_RBGPIO0_PU_RBRESFLOAT_VDDO_7
0x4R4RESGPIO2_PU_RB
0x5R5RESOTP_PAGE_SEL_DYN_DEBOUNCERES
0x6R6I2C_REG_ADDR_FMTI2C_TRGT_ADDR
0x8R8PWRGD_SAMPLE_TMR
0x9R9RESSUP_LVL_RAMP_TMRPWRGD_SAMPLE_TMR_EN
0xAR10GLOBAL_SUP_DET_TMR
0xBR11FOD0_PDBAW_PDAUTO_FOD_PD_ENCRC_IGNOREPIN_RESAMPLE_DISOTP_AUTOLOAD_DISPDNGLOBAL_SUP_DET_TMR_EN
0xCR12RESIN2_PDIN1_PDIN0_PDFOD1_PD
0xDR13PWRGD_PWRDN_PIN_SELRES
0xER14RESGPI0_FUNC
0xFR15RESGPI1_FUNC
0x10R16RESGPI2_FUNC
0x11R17RESOE_GLOBALRES
0x12R18RESGPI3_FUNC
0x13R19RESGPI4_FUNC
0x14R20RESGPI5_FUNC
0x15R21RESGPIO0_FUNC
0x16R22RESGPIO1_FUNC
0x17R23RESGPIO2_FUNC
0x18R24RESGPIO3_FUNC
0x19R25RESGPIO4_FUNC
0x1AR26GPIO1_OUT_SRC_SELGPIO0_OUT_SRC_SEL
0x1BR27GPIO3_OUT_SRC_SELGPIO2_OUT_SRC_SEL
0x1CR28GPI3_POLARITYGPI2_POLARITYGPI1_POLARITYGPI0_POLARITYGPIO4_OUT_SRC_SEL
0x1DR29GPI0_PULL_DN_ENGPIO4_POLARITYGPIO3_POLARITYGPIO2_POLARITYGPIO1_POLARITYGPIO0_POLARITYGPI5_POLARITYGPI4_POLARITY
0x1ER30GPI3_PULL_DN_ENRESGPI2_PULL_UP_ENGPI2_PULL_DN_ENGPI1_PULL_UP_ENGPI1_PULL_DN_ENGPI0_PULL_UP_EN
0x1FR31GPIO1_PULL_DN_ENGPIO0_PULL_UP_ENGPIO0_PULL_DN_ENGPI5_PULL_UP_ENGPI5_PULL_DN_ENGPI4_PULL_UP_ENGPI4_PULL_DN_ENGPI3_PULL_UP_EN
0x20R32GPIO0_NUM_IN_LVLGPIO4_PULL_UP_ENGPIO4_PULL_DN_ENGPIO3_PULL_UP_ENGPIO3_PULL_DN_ENGPIO2_PULL_UP_ENGPIO2_PULL_DN_ENGPIO1_PULL_UP_EN
0x21R33GPI3_LIVE_RBGPI2_LIVE_RBGPI1_LIVE_RBGPI0_LIVE_RBRESGPIO2_NUM_IN_LVLGPIO1_NUM_IN_LVL
0x22R34GPIO2_LIVE_RBGPIO1_LIVE_RBGPIO0_LIVE_RBGPI5_LIVE_RBGPI4_LIVE_RB
0x23R35RESGPIO4_GPO_VALGPIO3_GPO_VALGPIO2_GPO_VALGPIO1_GPO_VALGPIO0_GPO_VALGPIO4_LIVE_RBGPIO3_LIVE_RB
0x24R36RESGPI1_OE_GRP_SELGPI0_OE_GRP_SEL
0x25R37RESGPI3_OE_GRP_SELGPI2_OE_GRP_SEL
0x26R38RESGPI5_OE_GRP_SELGPI4_OE_GRP_SEL
0x27R39RESGPIO1_OE_GRP_SELGPIO0_OE_GRP_SEL
0x28R40RESGPIO3_OE_GRP_SELGPIO2_OE_GRP_SEL
0x29R41GPIO4_OUT_SIG_TYPEGPIO3_OUT_SIG_TYPEGPIO2_OUT_SIG_TYPEGPIO1_OUT_SIG_TYPEGPIO0_OUT_SIG_TYPEGPIO4_OE_GRP_SEL
0x2AR42RESIN2_RCVR_FMTIN1_RCVR_FMTIN0_RCVR_FMT
0x2BR43RESIN1_TERMINATION_SELIN0_TERMINATION_SEL
0x2CR44IN1_LOS_THRESHIN0_LOS_THRESHIN2_LOS_ENIN1_LOS_ENIN0_LOS_ENIN2_TERMINATION_SEL
0x2DR45PERST_BUF_IN0_STSPERST_BUF_IN2PERST_BUF_IN1PERST_BUF_IN0IN2_LOS_THRESH
0x2ER46RESPERST_BUF_IN2_LOS_ENPERST_BUF_IN1_LOS_ENPERST_BUF_IN0_LOS_ENPERST_BUF_IN2_STSPERST_BUF_IN1_STS
0x2FR47RESFOD0_N_DIV
0x30R48RESFOD1_N_DIV
0x31R49FOD0_NUM[7:0]
0x32R50FOD0_NUM[15:8]
0x33R51FOD0_NUM[23:16]
0x34R52FOD1_NUM[7:0]
0x35R53FOD1_NUM[15:8]
0x36R54FOD1_NUM[23:16]
0x37R55FOD1_CFG_UPDATEFOD0_CFG_UPDATEPATH1_DIVPATH0_DIV
0x39R57RESFOD_PH_OFFSET_N_DIV
0x3AR58FOD_PH_OFFSET_NUM[7:0]
0x3BR59FOD_PH_OFFSET_NUM[15:8]
0x3CR60RESFOD0_SSC_CONFIG_SELFOD0_SSC_MOD_TYPEFOD0_SSC_ENFOD_PH_OFFSET_FOD_SELFOD_PH_OFFSET_SHIFT_NOW
0x3DR61FOD0_SSC_STEPS[7:0]
0x3ER62RESFOD0_SSC_STEPS[12:8]
0x3FR63FOD0_DCO_STEP_SIZE[7:0]
0x40R64FOD0_DCO_STEP_SIZE[15:8]
0x41R65RESFOD1_SSC_CONFIG_SELFOD1_SSC_MOD_TYPEFOD1_SSC_EN
0x42R66FOD1_SSC_STEPS[7:0]
0x43R67RESFOD1_SSC_STEPS[12:8]
0x44R68FOD1_DCO_STEP_SIZE[7:0]
0x45R69FOD1_DCO_STEP_SIZE[15:8]
0x46R70RESFOD1_DCO_DECFOD1_DCO_INCFOD1_DCO_ENFOD0_DCO_DECFOD0_DCO_INCFOD0_DCO_EN
0x47R71FOD0_DCO_STEPS_STAT[7:0]
0x48R72FOD0_DCO_STEPS_STAT[15:8]
0x49R73FOD1_DCO_STEPS_STAT[7:0]
0x4AR74FOD1_DCO_STEPS_STAT[15:8]
0x4BR75RESFOD0_DCO_N_DIV_STAT
0x4CR76FOD0_DCO_NUM_STAT[7:0]
0x4DR77FOD0_DCO_NUM_STAT[15:8]
0x4ER78FOD0_DCO_NUM_STAT[23:16]
0x4FR79RESFOD1_DCO_N_DIV_STAT
0x50R80FOD1_DCO_NUM_STAT[7:0]
0x51R81FOD1_DCO_NUM_STAT[15:8]
0x52R82FOD1_DCO_NUM_STAT[23:16]
0x53R83BANK1_CLK_SELBANK0_CLK_SELPATH1_EDGE_COMB_ENPATH0_EDGE_COMB_EN
0x54R84RESBANK3_CLK_SELBANK2_CLK_SEL
0x55R85RESBANK5_CLK_SELBANK4_CLK_SEL
0x56R86BANK0_CH_DIV[7:0]
0x57R87BANK0_CH_DIV[15:8]
0x58R88BANK2_CH_DIVBANK1_CH_DIV
0x59R89RESIN0_LOS
0x5AR90BANK4_CH_DIVBANK3_CH_DIV
0x5BR91PERST_BUF_BANK1PERST_BUF_BANK0BANK5_CH_DIV
0x5CR92PERST_BUF_BANK5PERST_BUF_BANK4PERST_BUF_BANK3PERST_BUF_BANK2
0x5DR93BANK1_AUTO_CLK_SWITCHBACK_ENBANK0_AUTO_CLK_SWITCHBACK_ENBANK5_AUTO_CLK_SWITCHOVER_ENBANK4_AUTO_CLK_SWITCHOVER_ENBANK3_AUTO_CLK_SWITCHOVER_ENBANK2_AUTO_CLK_SWITCHOVER_ENBANK1_AUTO_CLK_SWITCHOVER_ENBANK0_AUTO_CLK_SWITCHOVER_EN
0x5ER94BANK3_AUTO_CLK_SWITCHOVER_CLK_SELBANK2_AUTO_CLK_SWITCHOVER_CLK_SELBANK1_AUTO_CLK_SWITCHOVER_CLK_SELBANK0_AUTO_CLK_SWITCHOVER_CLK_SELBANK5_AUTO_CLK_SWITCHBACK_ENBANK4_AUTO_CLK_SWITCHBACK_ENBANK3_AUTO_CLK_SWITCHBACK_ENBANK2_AUTO_CLK_SWITCHBACK_EN
0x5FR95BANK5_CLK_SWITCHOVER_TYPEBANK4_CLK_SWITCHOVER_TYPEBANK3_CLK_SWITCHOVER_TYPEBANK2_CLK_SWITCHOVER_TYPEBANK1_CLK_SWITCHOVER_TYPEBANK0_CLK_SWITCHOVER_TYPEBANK5_AUTO_CLK_SWITCHOVER_CLK_SELBANK4_AUTO_CLK_SWITCHOVER_CLK_SEL
0x60R96BANK1_SWITCHOVER_FRC_CLK_ENBANK0_SWITCHOVER_FRC_CLK_ENBANK5_CLK_DIS_ON_LOSBANK4_CLK_DIS_ON_LOSBANK3_CLK_DIS_ON_LOSBANK2_CLK_DIS_ON_LOSBANK1_CLK_DIS_ON_LOSBANK0_CLK_DIS_ON_LOS
0x61R97OUT1_SLEW_RATEOUT0_SLEW_RATEBANK5_SWITCHOVER_FRC_CLK_ENBANK4_SWITCHOVER_FRC_CLK_ENBANK3_SWITCHOVER_FRC_CLK_ENBANK2_SWITCHOVER_FRC_CLK_EN
0x62R98OUT5_SLEW_RATEOUT4_SLEW_RATEOUT3_SLEW_RATEOUT2_SLEW_RATE
0x63R99OUT1_CMOS_SLEW_RATEOUT0_CMOS_SLEW_RATEOUT7_SLEW_RATEOUT6_SLEW_RATE
0x64R100OUT5_CMOS_SLEW_RATEOUT4_CMOS_SLEW_RATEOUT3_CMOS_SLEW_RATEOUT2_CMOS_SLEW_RATE
0x65R101OUT1_DIS_STATEOUT0_DIS_STATEOUT7_CMOS_SLEW_RATEOUT6_CMOS_SLEW_RATE
0x66R102OUT5_DIS_STATEOUT4_DIS_STATEOUT3_DIS_STATEOUT2_DIS_STATE
0x67R103OUT0_FMTRESOUT7_DIS_STATEOUT6_DIS_STATE
0x68R104OUT4_FMTOUT3_FMTOUT2_FMTOUT1_FMT
0x69R105RESIN1_LOS
0x6AR106OUT1_CMOS_1P2V_ENOUT0_CMOS_1P2V_ENOUT7_FMTOUT6_FMTOUT5_FMT
0x6BR107RESOUT7_CMOS_1P2V_ENOUT6_CMOS_1P2V_ENOUT5_CMOS_1P2V_ENOUT4_CMOS_1P2V_ENOUT3_CMOS_1P2V_ENOUT2_CMOS_1P2V_EN
0x6CR108OUT1_OE_GRPOUT0_OE_GRP
0x6DR109OUT3_OE_GRPOUT2_OE_GRP
0x6ER110OUT5_OE_GRPOUT4_OE_GRP
0x6FR111OUT7_OE_GRPOUT6_OE_GRP
0x70R112OUT1_LPHCSL_VOD_SELOUT0_LPHCSL_VOD_SEL
0x71R113OUT3_LPHCSL_VOD_SELOUT2_LPHCSL_VOD_SEL
0x72R114OUT5_LPHCSL_VOD_SELOUT4_LPHCSL_VOD_SEL
0x73R115OUT7_LPHCSL_VOD_SELOUT6_LPHCSL_VOD_SEL
0x74R116OUT3_SYNC_MODEOUT2_SYNC_MODEOUT1_SYNC_MODEOUT0_SYNC_MODE
0x75R117OUT7_SYNC_MODEOUT6_SYNC_MODEOUT5_SYNC_MODEOUT4_SYNC_MODE
0x76R118OUT3P_OE_CMOSOUT2N_OE_CMOSOUT2P_OE_CMOSOUT1N_OE_CMOSOUT1P_OE_CMOSOUT0N_OE_CMOSOUT0P_OE_CMOSSINGLE_CMOS_EN_SYNC
0x77R119OUT7P_OE_CMOSOUT6N_OE_CMOSOUT6P_OE_CMOSOUT5N_OE_CMOSOUT5P_OE_CMOSOUT4N_OE_CMOSOUT4P_OE_CMOSOUT3N_OE_CMOS
0x78R120OUT6_FREQ_DET_ENOUT5_FREQ_DET_ENOUT4_FREQ_DET_ENOUT3_FREQ_DET_ENOUT2_FREQ_DET_ENOUT1_FREQ_DET_ENOUT0_FREQ_DET_ENOUT7N_OE_CMOS
0x79R121RESIN2_LOS
0x7AR122OUT4_FREQ_DET_THRESHOUT3_FREQ_DET_THRESHOUT2_FREQ_DET_THRESHOUT1_FREQ_DET_THRESHOUT0_FREQ_DET_THRESHRESOUT7_FREQ_DET_EN
0x7BR123OUT2_AMP_DET_ENOUT1_AMP_DET_ENOUT0_AMP_DET_ENRESOUT7_FREQ_DET_THRESHOUT6_FREQ_DET_THRESHOUT5_FREQ_DET_THRESH
0x7CR124OUT_AMP_DET_THRESHRESOUT7_AMP_DET_ENOUT6_AMP_DET_ENOUT5_AMP_DET_ENOUT4_AMP_DET_ENOUT3_AMP_DET_EN
0x7DR125CRC_ERROR_EVT_INTR_ENIN2_LOS_LMT_EVT_INTR_ENIN1_LOS_LMT_EVT_INTR_ENIN0_LOS_LMT_EVT_INTR_ENIN2_LOS_EVT_INTR_ENIN1_LOS_EVT_INTR_ENIN0_LOS_EVT_INTR_ENDEV_INTR
0x7ER126OUT3N_FREQ_ERR_EVT_INTR_ENOUT3P_FREQ_ERR_EVT_INTR_ENOUT2N_FREQ_ERR_EVT_INTR_ENOUT2P_FREQ_ERR_EVT_INTR_ENOUT1N_FREQ_ERR_EVT_INTR_ENOUT1P_FREQ_ERR_EVT_INTR_ENOUT0N_FREQ_ERR_EVT_INTR_ENOUT0P_FREQ_ERR_EVT_INTR_EN
0x7FR127OUT7N_FREQ_ERR_EVT_INTR_ENOUT7P_FREQ_ERR_EVT_INTR_ENOUT6N_FREQ_ERR_EVT_INTR_ENOUT6P_FREQ_ERR_EVT_INTR_ENOUT5N_FREQ_ERR_EVT_INTR_ENOUT5P_FREQ_ERR_EVT_INTR_ENOUT4N_FREQ_ERR_EVT_INTR_ENOUT4P_FREQ_ERR_EVT_INTR_EN
0x80R128OUT2N_AMP_ERR_EVT_INTR_ENOUT2P_AMP_ERR_EVT_INTR_ENOUT1N_AMP_ERR_EVT_INTR_ENOUT1P_AMP_ERR_EVT_INTR_ENOUT0N_AMP_ERR_EVT_INTR_ENOUT0P_AMP_ERR_EVT_INTR_ENRES
0x81R129OUT6N_AMP_ERR_EVT_INTR_ENOUT6P_AMP_ERR_EVT_INTR_ENOUT5N_AMP_ERR_EVT_INTR_ENOUT5P_AMP_ERR_EVT_INTR_ENOUT4N_AMP_ERR_EVT_INTR_ENOUT4P_AMP_ERR_EVT_INTR_ENOUT3N_AMP_ERR_EVT_INTR_ENOUT3P_AMP_ERR_EVT_INTR_EN
0x82R130RESIN2_LOS_EVTIN1_LOS_EVTIN0_LOS_EVTRESOUT7N_AMP_ERR_EVT_INTR_ENOUT7P_AMP_ERR_EVT_INTR_EN
0x83R131IN1_LOS_CNTRIN0_LOS_CNTR
0x84R132LOS_LMTIN2_LOS_CNTR
0x85R133OUT0N_FREQ_GOODOUT0P_FREQ_GOODCRC_ERROR_EVTCRC_ERRORCRC_DONEIN2_LOS_LMT_EVTIN1_LOS_LMT_EVTIN0_LOS_LMT_EVT
0x86R134OUT4N_FREQ_GOODOUT4P_FREQ_GOODOUT3N_FREQ_GOODOUT3P_FREQ_GOODOUT2N_FREQ_GOODOUT2P_FREQ_GOODOUT1N_FREQ_GOODOUT1P_FREQ_GOOD
0x87R135RESOUT7N_FREQ_GOODOUT7P_FREQ_GOODOUT6N_FREQ_GOODOUT6P_FREQ_GOODOUT5N_FREQ_GOODOUT5P_FREQ_GOOD
0x88R136OUT3N_FREQ_ERR_EVTOUT3P_FREQ_ERR_EVTOUT2N_FREQ_ERR_EVTOUT2P_FREQ_ERR_EVTOUT1N_FREQ_ERR_EVTOUT1P_FREQ_ERR_EVTOUT0N_FREQ_ERR_EVTOUT0P_FREQ_ERR_EVT
0x89R137OUT7N_FREQ_ERR_EVTOUT7P_FREQ_ERR_EVTOUT6N_FREQ_ERR_EVTOUT6P_FREQ_ERR_EVTOUT5N_FREQ_ERR_EVTOUT5P_FREQ_ERR_EVTOUT4N_FREQ_ERR_EVTOUT4P_FREQ_ERR_EVT
0x8AR138OUT2N_AMP_GOODOUT2P_AMP_GOODOUT1N_AMP_GOODOUT1P_AMP_GOODOUT0N_AMP_GOODOUT0P_AMP_GOODRES
0x8BR139OUT6N_AMP_GOODOUT6P_AMP_GOODOUT5N_AMP_GOODOUT5P_AMP_GOODOUT4N_AMP_GOODOUT4P_AMP_GOODOUT3N_AMP_GOODOUT3P_AMP_GOOD
0x8CR140OUT1N_AMP_ERR_EVTOUT1P_AMP_ERR_EVTOUT0N_AMP_ERR_EVTOUT0P_AMP_ERR_EVTRESOUT7N_AMP_GOODOUT7P_AMP_GOOD
0x8DR141OUT5N_AMP_ERR_EVTOUT5P_AMP_ERR_EVTOUT4N_AMP_ERR_EVTOUT4P_AMP_ERR_EVTOUT3N_AMP_ERR_EVTOUT3P_AMP_ERR_EVTOUT2N_AMP_ERR_EVTOUT2P_AMP_ERR_EVT
0x8ER142RESOUT7N_AMP_ERR_EVTOUT7P_AMP_ERR_EVTOUT6N_AMP_ERR_EVTOUT6P_AMP_ERR_EVT
0x8FR143RESPROD_REV_ID
0x90R144OTP_ID
0x93R147UNLOCK_PROTECTED_REG
0x94R148VDDR_SUP_LVL_DET_RBVDDX_SUP_LVL_DET_RBVDDD_SUP_LVL_DET_RBVDDA_SUP_LVL_DET_RB
0x95R149VDDO_5_SUP_LVL_DET_RBVDDO_3_4_SUP_LVL_DET_RBVDDO_1_2_SUP_LVL_DET_RBVDDO_0_SUP_LVL_DET_RB
0x96R150RESVDDO_7_SUP_LVL_DET_RBVDDO_6_SUP_LVL_DET_RB
0x99R153RESOTP_PAGE0_SEL_CODE
0x9AR154RESOTP_PAGE1_SEL_CODE
0x9BR155RESOTP_PAGE2_SEL_CODE
0x9CR156RESOTP_PAGE3_SEL_CODE
0x9DR157OTP_PAGE_RBOTP_PAGE_SEL_CODE_RB
0xBBR187CRC_COMPUTED
0xBCR188RESBOOTOSC_CLK_DISRES
0xFDR253RESPAGE_SEL_0
0x13FR319RESCLK_READY
0x240R576RESOUT0_DIS
0x244R580RESOUT1_DIS
0x248R584RESOUT2_DIS
0x24CR588RESOUT3_DIS
0x250R592RESOUT4_DIS
0x254R596RESOUT5_DIS
0x258R600RESOUT6_DIS
0x25CR604RESOUT7_DIS
0x270R624RESPATH1_FOD_SELRES
0x2E9R745OUT2P_INV_POLOUT1P_INV_POLOUT0P_INV_POLRES
0x2EAR746OUT2N_INV_POLOUT1N_INV_POLOUT0N_INV_POLOUT7P_INV_POLOUT6P_INV_POLOUT5P_INV_POLOUT4P_INV_POLOUT3P_INV_POL
0x2EBR747RESOUT7N_INV_POLOUT6N_INV_POLOUT5N_INV_POLOUT4N_INV_POLOUT3N_INV_POL
0x2FAR762DIE_ID_1[7:0]
0x2FBR763RESDIE_ID_1[14:8]
0x2FCR764DIE_ID_2[7:0]
0x2FER766DIE_ID_2[15:8]
0x2FFR767DIE_ID_3[7:0]
0x300R768DIE_ID_3[15:8]
0x302R770STORED_CRC