參數(shù)資料
型號(hào): AD9628BCPZRL7-105
廠商: Analog Devices Inc
文件頁數(shù): 30/44頁
文件大小: 0K
描述: IC ADC 12BIT 105MSPS 64LFCSP
標(biāo)準(zhǔn)包裝: 750
位數(shù): 12
采樣率(每秒): 105M
數(shù)據(jù)接口: LVDS,并聯(lián),串行,SPI
轉(zhuǎn)換器數(shù)目: 2
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 64-VFQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 64-LFCSP-VQ(9x9)
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 4 個(gè)單端,2 個(gè)差分
AD9628
Rev. 0 | Page 36 of 44
MEMORY MAP REGISTER TABLE
All address and bit locations that are not included in Table 18 are not currently supported for this device.
Table 18. Memory Map Registers
Addr
(Hex)
Register
Name
Bit 7
(MSB)
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
(LSB)
Default
Value
(Hex)
Comments
Chip Configuration Registers
0x00
SPI port
config
(global)
Open
LSB first
Soft reset
1
Soft reset
LSB first
Open
0x18
The nibbles
are mirrored
so LSB-first
mode or
MSB-first
mode
registers
correctly,
regardless of
shift mode
0x01
Chip ID
(global)
8-bit chip ID[7:0]
AD9628 = 0x89
Read
only
Unique Chip
ID used to
differentiate
devices; read
only
0x02
Chip grade
(global)
Open
Speed grade ID
100 = 105 MSPS
101 = 125 MSPS
Open
Read
only
Unique
speed grade
ID used to
differentiate
devices; read
only
Channel Index and Transfer Registers
0x05
Device
index
(global)
Open
Data
Channel B
Data
Channel A
0x03
Bits are set
to determine
which device
on the chip
receives the
next write
command;
applies to
local
registers
only
0xFF
Transfer
(global)
Open
Transfer
0x00
Synchron-
ously
transfers
data from
the master
shift register
to the slave
ADC Functions
0x08
Power
modes
(local)
Open
External
power-
downpin
function
0 = PDWN
1=standby
Open
Internal power-down mode
00 = normal operation
01 = full power-down
10 = standby
11 = digital reset
0x00
Determines
various
generic
modes of
chip
operation
0x09
Global
clock
(global)
Open
Duty cycle
stabilizer
0 =
disabled
1 =
enabled
0x01
0x0B
Clock
divide
(global)
Open
Clock divide ratio
000 = divide by 1
001 = divide by 2
010 = divide by 3
011 = divide by 4
100 = divide by 5
101 = divide by 6
110 = divide by 7
111 = divide by 8
0x00
The divide
ratio is value
plus 1
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