参数资料
型号: AD7685CRMZRL7
厂商: Analog Devices Inc
文件页数: 27/28页
文件大小: 0K
描述: IC ADC 16BIT PSEUDO-DIFF 10MSOP
产品培训模块: Power Line Monitoring
Motor Control
设计资源: Parametric Measurement Unit and Supporting Components for PAD Appls Using AD5522 and AD7685 (CN0104)
Integrated Device Power Supply for PAD with Output Voltage Range 0 V to 25 V (CN0130)
标准包装: 1,000
系列: PulSAR®
位数: 16
采样率(每秒): 250k
数据接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 1
功率耗散(最大): 15mW
电压电源: 模拟和数字
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
供应商设备封装: 10-MSOP
包装: 带卷 (TR)
输入数目和类型: 1 个伪差分,单极
配用: EVAL-AD7685CBZ-ND - BOARD EVAL FOR AD7685
AD7685
Rev. C | Page 8 of 28
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
REF 1
VDD 2
IN+ 3
IN– 4
GND 5
VIO
10
SDI
9
SCK
8
SDO
7
CNV
6
AD7685
TOP VIEW
(Not to Scale)
02
96
8-
00
4
Figure 5. 10-Lead MSOP Pin Configuration
1
REF
2
VDD
3
IN+
4
IN–
5
GND
10 VIO
9SDI
8SCK
7SDO
6CNV
TOP VIEW
(Not to Scale)
AD7685
02
968
-00
5
NOTES
1. EXPOSED PAD CONNECTED TO GND. THIS
CONNECTION IS NOT REQUIRED TO MEET
THE ELECTRICAL PERFORMANCES.
Figure 6. 10-Lead QFN (LFCSP) Pin Configuration
Table 7. Pin Function Descriptions
Pin No
Mnemonic
Type1
Description
1
REF
AI
Reference Input Voltage. The REF range is from 0.5 V to VDD. It is referred to the GND pin. This pin should
be decoupled closely to the pin with a 10 μF capacitor.
2
VDD
P
Power Supply.
3
IN+
AI
Analog Input. It is referred to IN. The voltage range, that is, the difference between IN+ and IN, is 0 V to VREF.
4
IN
AI
Analog Input Ground Sense. Connect to the analog ground plane or to a remote sense ground.
5
GND
P
Power Supply Ground.
6
CNV
DI
Convert Input. This input has multiple functions. On its leading edge, it initiates the conversions and
selects the interface mode of the part, chain, or CS mode. In CS mode, it enables the SDO pin when low.
In chain mode, the data should be read when CNV is high.
7
SDO
DO
Serial Data Output. The conversion result is output on this pin. It is synchronized to SCK.
8
SCK
DI
Serial Data Clock Input. When the part is selected, the conversion result is shifted out by this clock.
9
SDI
DI
Serial Data Input. This input provides multiple features. It selects the interface mode of the ADC as follows:
Chain mode is selected if SDI is low during the CNV rising edge. In this mode, SDI is used as a data input
to daisy chain the conversion results of two or more ADCs onto a single SDO line. The digital data level
on SDI is output on SDO with a delay of 16 SCK cycles.
CS mode is selected if SDI is high during the CNV rising edge. In this mode, either SDI or CNV can enable
the serial output signals when low, and if SDI or CNV is low when the conversion is complete, the BUSY
indicator feature is enabled.
10
VIO
P
Input/Output Interface Digital Power. Nominally at the same supply as the host interface (1.8 V, 2.5 V, 3 V, or 5 V).
EPAD
Exposed Pad. Exposed pad connected to GND. This connection is not required to meet the electrical
performances.
1AI = analog input, DI = digital input, DO = digital output, and P = power.
相关PDF资料
PDF描述
ADM4852ARZ-REEL7 IC TXRX RS485/422 2.5MBPS 8SOIC
AD7714ARSZ-3REEL IC ADC 24BIT SIGMA-DELTA 28SSOP
SP490CN-L/TR IC TXRX RS485 FULL DUPLEX 8NSOIC
SP1485EMN-L/TR IC TXRX RS485 DIFF ESD 8SOIC
LTC1745IFW#PBF IC ADC 12BIT 25MSPS LN 48TSSOP
相关代理商/技术参数
参数描述
AD7685-C-U2 制造商:Analog Devices 功能描述:250 KSPS 16-BIT PULSAR? A/D CONVERTER IN ?SOIC - Bulk
AD7685-S-U2 制造商:Analog Devices 功能描述:250 KSPS 16-BIT PULSAR? A/D CONVERTER - Bulk
AD7685XRM-U3 制造商:Analog Devices 功能描述:A/D CONVERTER 250KSPS 16-BIT PULSAR - Bulk
AD7686 制造商:AD 制造商全称:Analog Devices 功能描述:16-Bit, +/-0.65 LSB INL, 500 kSPS PulSAR Differential ADC in MSOP/QFN
AD76861 制造商:AD 制造商全称:Analog Devices 功能描述:18-Bit, 2 MSPS PulSAR 15 mW ADC in LFCSP (QFN)