參數(shù)資料
型號: AD9878BSTZ
廠商: ANALOG DEVICES INC
元件分類: 通信及網(wǎng)絡(luò)
英文描述: Mixed-Signal Front End for Broadband Applications
中文描述: SPECIALTY TELECOM CIRCUIT, PQFP100
封裝: LEAD FREE, MS-026BED, LQFP-100
文件頁數(shù): 14/36頁
文件大?。?/td> 749K
代理商: AD9878BSTZ
AD9878
REGISTER BIT DEFINITIONS
Table 4. Register Map
Address
(Hex)
Bit 7
0x00
SDIO
bidirectional
0x01
PLL lock
detect
0x02
Power down
PLL
Rev. A | Page 14 of 36
Bit 6
LSB
first
Bit 5
Reset
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Default
(Hex)
0x08
Type
Read/write
OSCIN multiplier M[4:0]
MCLK divider R[5:0]
0x00
Read/write
Power
down
DAC
Tx
Power
down
digital
Tx
Video
input
into
ADC12B
Power
down
ADC12A
Power down
ADC12B
Power
down
ADC10
Power
down
reference
ADC12A
Flag 1
Power
down
reference
ADC12B
Flag 0
enable
0x00
Read/write
0x03
Flag 2
0x00
Read/write
0x04
0x05
0x06
0x07
MSB/Flag 0
∑- output control word [7:0]
0x00
0x00
0x00
0x00
Read/write
Read/write
Read only
Read/write
Video input
enable
ADC clocked
directly from
OSCIN
Clamp level for video input [6:0]
0x08
Rx port
fast
edge
rate
Power
down
RxSYNC
generator
Power down
reference
ADC10
Send
ADC12A
data only
Send
ADC12B
data only
0x80
Read/write
0x09
0x0A
0x0B
0x0C
0x0D
0x00
0x00
0x00
0x00
0x00
Read/write
Read/write
Read/write
Read/write
Read/write
Version [3:0]
Tx frequency tuning word
profile 1 LSB [1:0]
Tx frequency tuning
word profile 0 LSBs [1:0]
0x0E
0x0F
Tx path
select
Profile 1
DAC fine gain control [3:0]
Tx
path
bypass
sinc
–1
filter
0x00
0x00
Read/write
Read/write
Tx path
AD8321/AD8323
gain control
mode
Tx path
spectral
inversion
Tx path
transmit
single
tone
0x10
0x11
0x12
0x13
Tx Path Frequency Tuning Word Profile 0 [9:2]
Tx Path Frequency Tuning Word Profile 0 [17:10]
Tx Path Frequency Tuning Word Profile 0 [25:18]
Cable-driver amplifier,
Coarse Gain Control Profile 0 [7:4]
Tx Path Frequency Tuning Word Profile 1 [9:2]
Tx Path Frequency Tuning Word Profile 1 [17:10]
Tx Path Frequency Tuning Word Profile 1 [25:18]
Cable-driver amplifier,
Coarse Gain Control Profile 1 [7:4]
0x00
0x00
0x00
0x00
Read/write
Read/write
Read/write
Read/write
Cable-driver amplifier,
Fine Gain Control Profile 0 [3:0]
0x14
0x15
0x16
0x17
0x00
0x00
0x00
0x00
Read/write
Read/write
Read/write
Read/write
Cable-driver amplifier,
Fine Gain Control Profile 1 [3:0]
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