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LTC2634CUD-LMI12TRPBF PDF预览

LTC2634CUD-LMI12TRPBF

更新时间: 2024-01-14 16:31:01
品牌 Logo 应用领域
凌特 - Linear /
页数 文件大小 规格书
28页 377K
描述
Quad 12-/10-/8-Bit Rail-to-Rail DACs with 10ppm/°C Reference

LTC2634CUD-LMI12TRPBF 技术参数

是否Rohs认证: 符合生命周期:Transferred
零件包装代码:QFN包装说明:HVQCCN, LCC16,.12SQ,20
针数:16Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.13最大模拟输出电压:2.5 V
最小模拟输出电压:转换器类型:D/A CONVERTER
输入位码:BINARY输入格式:SERIAL
JESD-30 代码:S-PQCC-N16JESD-609代码:e3
长度:3 mm最大线性误差 (EL):0.061%
湿度敏感等级:1位数:12
功能数量:1端子数量:16
最高工作温度:70 °C最低工作温度:
封装主体材料:PLASTIC/EPOXY封装代码:HVQCCN
封装等效代码:LCC16,.12SQ,20封装形状:SQUARE
封装形式:CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE峰值回流温度(摄氏度):260
电源:3/5 V认证状态:Not Qualified
座面最大高度:0.8 mm标称安定时间 (tstl):4.2 µs
子类别:Other Converters最大压摆率:0.9 mA
标称供电电压:3 V表面贴装:YES
技术:CMOS温度等级:COMMERCIAL
端子面层:Matte Tin (Sn)端子形式:NO LEAD
端子节距:0.5 mm端子位置:QUAD
处于峰值回流温度下的最长时间:30宽度:3 mm
Base Number Matches:1

LTC2634CUD-LMI12TRPBF 数据手册

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LTC2634  
Quad 12-/10-/8-Bit  
Rail-to-Rail DACs with  
10ppm/°C Reference  
FEATURES  
DESCRIPTION  
The LTC®2634 is a family of quad 12-, 10- and 8-bit volt-  
age output DACs with an integrated, high accuracy, low  
drift 10ppm/°C reference in 16-lead QFN and 10-lead  
MSOP packages. It has rail-to-rail output buffers and is  
guaranteed monotonic. The LTC2634-L has a full-scale  
output of 2.5V, and operates from a single 2.7V to 5.5V  
supply. The LTC2634-H has a full-scale output of 4.096V,  
and operates from a 4.5V to 5.5V supply. Each DAC can  
also operate with an external reference, which sets the  
full-scale output to the external reference voltage.  
n
Integrated Precision Reference  
2.5V Full-Scale 10ppm/°C (LTC2634-L)  
4.096V Full-Scale 10ppm/°C (LTC2634-H)  
n
Maximum INL Error: 2.5 LSꢀ (LTC2634-12)  
n
Low Noise: 0.75mV 0.1Hz to 200KHz  
P-P  
n
Guaranteed Monotonic over –40°C to 125°C  
Temperature Range  
n
Selectable Internal or External Reference  
n
2.7V to 5.5V Supply Range (LTC2634-L)  
n
Ultralow Crosstalk ꢀetween DACs (2.4nV•s)  
n
Low Power: 0.6mA at 3V  
TheseDACscommunicateviaanSPI/MICROWIREcompat-  
ible 3-wire serial interface which operates at clock rates  
up to 50MHz. Serial data output (SDO), a hardware clear  
(CLR),andanasynchronousDACupdate(LDAC)capability  
areavailableintheQFNpackage.TheLTC2634incorporates  
a power-on reset circuit. Options are available for reset  
to zero-scale or reset to mid-scale in internal reference  
mode, or reset to mid-scale in external reference mode  
after power-up.  
n
Power-On Reset to Zero-Scale/Mid-Scale  
n
Double ꢀuffered Data Latches  
n
Tiny 16-Lead 3mm × 3mm QFN and 10-Lead  
MSOP Packages  
APPLICATIONS  
n
Mobile Communications  
n
Process Control and Industrial Automation  
n
Automatic Test Equipment  
Portable Equipment  
Automotive  
L, LT, LTC and LTM are registered trademarks of Linear Technology Corporation.  
All other trademarks are the property of their respective owners.  
Protected by U.S. Patents including 5396245, 5859606, 6891433, 6937178, 7414561.  
n
n
BLOCK DIAGRAM  
REF  
INTERNAL  
REFERENCE  
GND  
SWITCH  
Integral Nonlinearity  
V
REF  
(LTC2634-LZ12)  
V
(REFLO)  
CC  
2
V
= 3V  
CC  
INTERNAL REF  
V
V
OUTA  
OUTD  
DAC A  
DAC ꢀ  
DAC D  
DAC C  
1
0
V
V
REF  
REF  
V
V
OUTC  
OUTꢀ  
SDI  
CS/LD  
SDI  
–1  
–2  
CONTROL  
LOGIC  
DECODE  
0
2048  
3072  
4095  
1024  
SCK  
POWER-ON  
RESET  
32-ꢀIT SHIFT REGISTER  
(CLR)  
CODE  
(SDO)  
2634 TA01  
(LDAC)  
2634 ꢀD  
( ) QFN PACKAGE ONLY  
2634f  
1

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