参数资料
型号: EVAL-AD7654CBZ
厂商: Analog Devices Inc
文件页数: 26/28页
文件大小: 0K
描述: BOARD EVALUATION FOR AD7654
标准包装: 1
系列: PulSAR®
ADC 的数量: 2
位数: 16
采样率(每秒): 500k
数据接口: 串行,并联
输入范围: 0 ~ 5 V
在以下条件下的电源(标准): 120mW @ 500kSPS
工作温度: -40°C ~ 85°C
已用 IC / 零件: AD7654
已供物品:
相关产品: AD7654ACPZ-ND - IC ADC 16BIT DUAL 2CH 48-LFCSP
AD7654ASTZRL-ND - IC ADC 16BIT DUAL 2CH 48LQFP
AD7654ACPZRL-ND - IC ADC 16BIT DUAL 2CH 48LFCSP
AD7654ASTZ-ND - IC ADC 16BIT 500KSPS DUAL 48LQFP
AD7654
Rev. B | Page 7 of 28
ABSOLUTE MAXIMUM RATINGS
Table 5.
Parameter
Values
Analog Inputs
INAx1, INBx1, REFx, INxN,
REFGND
AVDD + 0.3 V to
AGND
0.3 V
Ground Voltage Differences
AGND, DGND, OGND
±0.3 V
Supply Voltages
AVDD, DVDD, OVDD
0.3 V to +7 V
AVDD to DVDD, AVDD to OVDD
±7 V
DVDD to OVDD
0.3 V to +7 V
Digital Inputs
0.3 V to DVDD + 0.3 V
Internal Power Dissipation2
700 mW
Internal Power Dissipation3
2.5 W
Junction Temperature
150°C
Storage Temperature Range
65°C to +150°C
Lead Temperature Range
(Soldering 10 sec)
300°C
1 See Analog Inputs section.
2 Specification is for device in free air:
48-lead LQFP:
θJA = 91°C/W, θJC = 30°C/W.
3 Specification is for device in free air: 48-lead LFCSP; θJA = 26°C/W.
Stresses above those listed under Absolute Maximum Ratings
may cause permanent damage to the device. This is a stress
rating only; functional operation of the device at these or any
other conditions above those indicated in the operational
section of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods may affect
device reliability.
TO OUTPUT
PIN
CL
60pF*
500A
IOH
1.6mA
IOL
1.4V
*IN SERIAL INTERFACE MODES, THE SYNC, SCLK, AND
SDOUT TIMINGS ARE DEFINED WITH A MAXIMUM LOAD
CL OF 10pF; OTHERWISE, THE LOAD IS 60pF MAXIMUM.
03
05
7-
0
2
Figure 2. Load Circuit for Digital Interface Timing
(SDOUT, SYNC, SCLK Outputs, CL = 10 pF)
0.8V
2V
0.8V
tDELAY
2V
0.8V
tDELAY
03
05
7-
00
3
Figure 3. Voltage Reference Levels for Timing
ESD CAUTION
ESD (electrostatic discharge) sensitive device. Electrostatic charges as high as 4000 V readily accumulate on
the human body and test equipment and can discharge without detection. Although this product features
proprietary ESD protection circuitry, permanent damage may occur on devices subjected to high energy
electrostatic discharges. Therefore, proper ESD precautions are recommended to avoid performance
degradation or loss of functionality.
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