参数资料
型号: ADATE302-02BSVZ
厂商: Analog Devices Inc
文件页数: 37/58页
文件大小: 0K
描述: IC DCL ATE 500MHZ DUAL 100TQFP
标准包装: 1
类型: DCL
应用: 自动测试设备
安装类型: 表面贴装
封装/外壳: 100-TQFP 裸露焊盘
供应商设备封装: 100-TQFP-EP(14x14)
包装: 托盘
ADATE302-02
Rev. A | Page 42 of 58
READ OPERATION
The read operation is a two-stage operation. First, a word is
shifted in, specifying which register to read. CS is deasserted for
three clock cycles, and then a second word is shifted in to get
the readback data. This second word can be either another
operation or an NOP address. If another operation is shifted in,
it needs to shift in at least eight bits of data to read back the
previous specified data. The NOP address can be used for this
read if there is no need to write/read another register. It is
strongly recommended that the NOP address be used for all
reads for clarity of operations.
Any register read that is less than 16 bits has zeros filled in the
top bits to make it a 16-bit word.
07
27
8-
011
X
READ INSTRUCTION
NOP
X
READ DATA
X
SCLK
INPUT
SDIN
INPUT
SDOUT
OUTPUT
CS
INPUT
Figure 84. SPI Read Overview
0
72
78
-012
X
DATA[15:0], VALUE IS A DON’T CARE
0
25
24
23
22
21
20
19
18
17
16
15
14
13
12
CH[1]
X
R/W
CH[0]
ADDR[4] ADDR[3] ADDR[2] ADDR[1] ADDR[0]
SCLK
INPUT
SDIN
INPUT
SDOUT
OUTPUT
CS
INPUT
Figure 85. SPI Read—Details of Read Request
07
27
8-
01
3
X
DATA[15:0], VALUE IS A DON’T CARE
0
25
24
23
22
21
20
19
18
17
16
15
14
13
12
CH[1]
RDATA IS THE REGISTER VALUE BEING READ.
RDATA[15]
RDATA[2]
RDATA[1]
RDATA[0]
RDATA[14]
X
R/W = 1
ADDR[4:0] = 0x00 (NOP)
CH[0]
SCLK
INPUT
SDIN
INPUT
SDOUT
OUTPUT
CS
INPUT
Figure 86. SPI Read—Details of Read Out
相关PDF资料
PDF描述
RMM43DSEF CONN EDGECARD 86POS .156 EYELET
RSM43DRTF CONN EDGECARD 86POS DIP .156 SLD
RMM43DRTF CONN EDGECARD 86POS DIP .156 SLD
RSM44DRKN CONN EDGECARD 88POS DIP .156 SLD
RSM44DRKH CONN EDGECARD 88POS DIP .156 SLD
相关代理商/技术参数
参数描述
ADATE302BBCZ-02 制造商:Rochester Electronics LLC 功能描述: 制造商:Analog Devices 功能描述:
ADATE302BSVZ 制造商:Analog Devices 功能描述:
ADATE303BBCZ 制造商:Analog Devices 功能描述:
ADATE304 制造商:AD 制造商全称:Analog Devices 功能描述:200 MHz Dual Integrated DCL with Level Setting DACs, Per Pin PMU, and Per Chip VHH
ADATE304BBCZ 功能描述:IC DCL ATE 200MHZ DUAL 84CSPBGA RoHS:否 类别:集成电路 (IC) >> 专用 IC 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:1 系列:- 类型:调帧器 应用:数据传输 安装类型:表面贴装 封装/外壳:400-BBGA 供应商设备封装:400-PBGA(27x27) 包装:散装