参数资料
型号: AD9146BCPZ
厂商: Analog Devices Inc
文件页数: 55/56页
文件大小: 0K
描述: IC DAC 16BIT SRL DUAL 48LFCSP
标准包装: 1
系列: TxDAC+®
设置时间: 20ns
位数: 16
数据接口: 串行
转换器数目: 2
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: 48-WFQFN 裸露焊盘,CSP
供应商设备封装: 48-LFCSP-WQ(7x7)
包装: 托盘
输出数目和类型: 2 电流,单极
采样率(每秒): 1.23G
AD9146
Data Sheet
Rev. A | Page 8 of 56
ABSOLUTE MAXIMUM RATINGS
Table 6.
Parameter
Rating
AVDD33 to AVSS, EPAD, CVSS
0.3 V to +3.6 V
DVDD18, CVDD18 to AVSS, EPAD,
CVSS
0.3 V to +2.1 V
AVSS to EPAD, CVSS
0.3 V to +0.3 V
EPAD to AVSS, CVSS
0.3 V to +0.3 V
CVSS to AVSS, EPAD
0.3 V to +0.3 V
FSADJ, REFIO, IOUT1P, IOUT1N,
IOUT2P, IOUT2N to AVSS
0.3 V to AVDD33 + 0.3 V
D[7:0]P, D[7:0]N, FRAMEP, FRAMEN,
DCIP, DCIN to EPAD
0.3 V to DVDD18 + 0.3 V
DACCLKP, DACCLKN, REFCLKP,
REFCLKN to EPAD
0.3 V to CVDD18 + 0.3 V
RESET, IRQ, CS, SCLK, SDIO to EPAD
0.3 V to DVDD18 + 0.3 V
Junction Temperature
125°C
Storage Temperature Range
65°C to +150°C
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.
THERMAL RESISTANCE
The exposed pad (EPAD) of the 48-lead LFCSP must be soldered
to the ground plane (AVSS). The EPAD provides an electrical,
thermal, and mechanical connection to the board.
Typical θJA, θJB, and θJC values are specified for a 4-layer board and
an 8-layer board in still air. Airflow increases heat dissipation,
effectively reducing θJA and θJB.
Table 7. Thermal Resistance
Package1
PCB
θJA
θJB
θJC
Unit
48-Lead LFCSP
4-layer
23.2
8.5
8.7
°C/W
48-Lead LFCSP
8-layer
16.4
3.9
7.1
°C/W
1
EPAD soldered to ground plane.
ESD CAUTION
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