參數(shù)資料
型號(hào): 73M1903C-IMR/F
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 10/48頁(yè)
文件大?。?/td> 0K
描述: IC MODEM AFE MULTIREGIONAL 32QFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,500
通道數(shù): 2
電壓 - 電源,模擬: 3 V ~ 3.6 V
電壓 - 電源,數(shù)字: 3 V ~ 3.6 V
封裝/外殼: 32-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 32-QFN(5x5)
包裝: 帶卷 (TR)
73M1903C Data Sheet
DS_1903C_033
18
Rev. 5.0
Register0E (PLL_LOCK): Address 0Eh
Reset State 00h
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Frcvco
PwdnPLL
LockDet
Frcvco
(0X0E[7])
Force Vco as System clock Enable.
0 = Xtal oscillator as system clock.
1 = forces VCO as system clock. This bit is set to 0 upon reset, PwdnPll = 1 or ENFE = 0.
Both PwdnPll and ENFE are delayed coming out of digital section to keep PLL alive long
enough to transition the system clock to crystal clock when Frcvco is reset by PwdnPLL or
ENFE.
PwdnPll
(0X0E[6])
PLL Power down Enable Please refer to the Table 4.
1 = forces Power down of PLL analog section.
0 = normal operation
LockDet
(0X0E[5])
PLL Lock indicator. Read only.
1 = PLL locked
0 = PLL not locked.
Table 4: PLL Power Down
ENFE
(Register00 bit7)
PwdnPll
(Register0E bit6)
PLL
0
X
PLL Power Off
1
0
PLL Power On
1
PLL Power Off
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