参数资料
型号: EVAL-AD7643CBZ
厂商: Analog Devices Inc
文件页数: 27/28页
文件大小: 0K
描述: BOARD EVALUATION FOR AD7643
标准包装: 1
系列: PulSAR®
ADC 的数量: 1
位数: 18
采样率(每秒): 1.25M
数据接口: 串行,并联
输入范围: ±VREF
在以下条件下的电源(标准): 65mW @ 1.25MSPS
工作温度: -40°C ~ 85°C
已用 IC / 零件: AD7643
已供物品:
相关产品: AD7643BCPZRL-ND - IC ADC 18BIT DIFF W/REF 48-LFCSP
AD7643BCPZ-ND - IC ADC 18BIT DIFF W/REF 48LFCSP
AD7643BSTZ-ND - IC ADC 18BIT DIFFER W/REF 48LQFP
AD7643BSTZRL-ND - IC ADC 18BIT DIFFER W/REF 48LQFP
AD7643
Rev. 0 | Page 8 of 28
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
36
35
34
33
32
31
30
29
28
27
26
25
13 14 15 16 17 18 19 20 21 22 23 24
1
2
3
4
5
6
7
8
9
10
11
12
48 47 46 45 44
39 38 37
43 42 41 40
PIN 1
IDENTIFIER
TOP VIEW
(Not to Scale)
AGND
CNVST
PD
RESET
CS
RD
DGND
AGND
AVDD
MODE0
MODE1
D0/OB/2C
NC = NO CONNECT
D1/A0
D2/A1
D3
D4/DIVSCLK[0]
BUSY
D17
D16
D15
AD7643
D5/DIVSCLK[1]
D14
D
6/E
X
T
/IN
T
D7/
INV
S
Y
N
C
D
8/IN
V
S
C
L
K
D
9/R
D
C
/S
D
IN
OGN
D
OV
D
DV
DD
DG
ND
D10
/S
D
O
U
T
D1
1/
S
C
L
K
D12
/S
Y
NC
D
13/
RDE
RRO
R
P
DBUF
P
DRE
F
RE
F
BUF
IN
TE
M
P
AV
D
IN
+
AG
ND
AG
ND
NC
IN
RE
F
G
ND
RE
F
06
02
4-
0
04
DGND
Figure 4. Pin Configuration
Table 6. Pin Function Descriptions
Pin
No.
Mnemonic
Type1
Description
1, 36,
41, 42
AGND
P
Analog Power Ground Pin.
2, 44
AVDD
P
Input Analog Power Pins. Nominally 2.5 V.
3, 4
MODE[0:1]
DI
Data Output Interface Mode Selection.
Interface MODE#
MODE1
MODE0
Description
0
18-bit interface
1
0
1
16-bit interface
2
1
0
8-bit (byte) interface
3
1
Serial interface
5
D0/OB/2C
DI/O
When MODE[1:0] = 0 (18-bit interface mode), this pin is Bit 0 of the parallel port data output bus
and the data coding is straight binary. In all other modes, this pin allows the choice of straight
binary/twos complement. When OB/2C is high, the digital output is straight binary; when low,
the MSB is inverted resulting in a twos complement output from its internal shift register.
6, 7
DGND
P
Connect to Digital Ground.
8
D1/A0
DI/O
When MODE[1:0] = 0, this pin is Bit 1 of the parallel port data output bus. In all other modes, this
input pin controls the form in which data is output as shown in Table 7.
9
D2/A1
DI/O
When MODE[1:0] = 0, this pin is Bit 2 of the parallel port data output bus.
When MODE[1:0] = 1 or 2, this input pin controls the form in which data is output as shown in Table 7.
10
D3
DO
When MODE[1:0] = 0, 1, or 2, this output is used as Bit 3 of the parallel port data output bus.
This pin is always an output, regardless of the interface mode.
11, 12
D[4:5]
DI/O
When MODE[1:0] = 0, 1, or 2, these pins are Bit 4 and Bit 5 of the parallel port data output bus.
or DIVSCLK[0:1]
When MODE[1:0] = 3 (serial mode), serial clock division selection. When using serial master read
after convert mode (EXT/INT = low, RDC/SDIN = low), these inputs can be used to slow down the
internally generated serial clock that clocks the data output. In other serial modes, these pins are
high impedance outputs.
13
D6
DI/O
When MODE[1:0] = 0, 1, or 2, this output is used as Bit 6 of the parallel port data output bus.
or EXT/INT
When MODE[1:0] = 3 (serial mode), serial clock source select. This input is used to select the
internally generated (master) or external (slave) serial data clock.
When EXT/INT = low, master mode. The internal serial clock is selected on SCLK output.
When EXT/INT = high, slave mode. The output data is synchronized to an external clock signal,
gated by CS, connected to the SCLK input.
相关PDF资料
PDF描述
STD17W-C WIRE & CABLE MARKERS
UVR1H472MRD CAP ALUM 4700UF 50V 20% RADIAL
DC1571A-C BOARD SAR ADC LTC2381-16
09457710123 RJI CBL AWG 22/7 IP20 1.5M
EVAL-AD7655CBZ BOARD EVALUATION FOR AD7655
相关代理商/技术参数
参数描述
EVAL-AD7643EDZ 功能描述:BOARD EVAL FOR AD7643 RoHS:是 类别:编程器,开发系统 >> 评估板 - 模数转换器 (ADC) 系列:* 产品培训模块:Obsolescence Mitigation Program 标准包装:1 系列:- ADC 的数量:1 位数:12 采样率(每秒):94.4k 数据接口:USB 输入范围:±VREF/2 在以下条件下的电源(标准):- 工作温度:-40°C ~ 85°C 已用 IC / 零件:MAX11645 已供物品:板,软件
EVAL-AD7650CB 制造商:Analog Devices 功能描述:EVAL BD EVAL BD AD765X/AD766X/AD767X - Bulk
EVAL-AD7650CBZ 功能描述:BOARD EVALUATION FOR AD7650 RoHS:是 类别:编程器,开发系统 >> 评估板 - 模数转换器 (ADC) 系列:- 产品培训模块:Obsolescence Mitigation Program 标准包装:1 系列:- ADC 的数量:1 位数:12 采样率(每秒):94.4k 数据接口:USB 输入范围:±VREF/2 在以下条件下的电源(标准):- 工作温度:-40°C ~ 85°C 已用 IC / 零件:MAX11645 已供物品:板,软件
EVAL-AD7650EDZ 功能描述:BOARD EVAL FOR AD7650 RoHS:是 类别:编程器,开发系统 >> 评估板 - 模数转换器 (ADC) 系列:* 产品培训模块:Obsolescence Mitigation Program 标准包装:1 系列:- ADC 的数量:1 位数:12 采样率(每秒):94.4k 数据接口:USB 输入范围:±VREF/2 在以下条件下的电源(标准):- 工作温度:-40°C ~ 85°C 已用 IC / 零件:MAX11645 已供物品:板,软件
EVAL-AD7651CB 制造商:Analog Devices 功能描述:DEV TOOLS, 16BIT 100KSPS SAR UNIPOLAR ADC W/ REF - Bulk