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LTC1257CS8#PBF PDF预览

LTC1257CS8#PBF

更新时间: 2024-01-12 22:56:17
品牌 Logo 应用领域
凌特 - Linear 转换器光电二极管
页数 文件大小 规格书
12页 142K
描述
LTC1257 - Complete Single Supply 12-Bit Voltage Output DAC in SO-8; Package: SO; Pins: 8; Temperature Range: 0°C to 70°C

LTC1257CS8#PBF 技术参数

是否Rohs认证:符合生命周期:Transferred
零件包装代码:SOIC包装说明:SOP, SOP8,.25
针数:8Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:7.61Is Samacsys:N
最大模拟输出电压:12 V转换器类型:D/A CONVERTER
输入位码:BINARY输入格式:SERIAL
JESD-30 代码:R-PDSO-G8JESD-609代码:e3
长度:4.9025 mm最大线性误差 (EL):0.0854%
湿度敏感等级:1位数:12
功能数量:1端子数量:8
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:SOP
封装等效代码:SOP8,.25封装形状:RECTANGULAR
封装形式:SMALL OUTLINE峰值回流温度(摄氏度):260
电源:5/15 V认证状态:Not Qualified
座面最大高度:1.752 mm最大稳定时间:6 µs
标称安定时间 (tstl):6 µs子类别:Other Converters
最大压摆率:1.5 mA标称供电电压:5 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:GULL WING端子节距:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:30
宽度:3.9 mmBase Number Matches:1

LTC1257CS8#PBF 数据手册

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LTC1257  
ELECTRICAL CHARACTERISTICS  
The denotes the specifications which apply over the full operating temperature range, otherwise specifications are at  
TA = TMIN to TMAX. VCC = 4.75V to 15.75V, internal or external reference (2.475V VREF VCC – 2.7V), unless otherwise noted.  
SYMBOL PARAMETER  
Power Supply  
CONDITIONS  
MIN  
TYP  
MAX  
UNITS  
V
Positive Supply Voltage  
Supply Current  
For Specified Performance  
4.75  
15.75  
V
CC  
I
4.75V V 5.25V  
350  
800  
600  
1500  
µA  
µA  
CC  
CC  
4.75V V 15.75V  
CC  
Op Amp DC Performance  
Short-Circuit Current Low  
V
V
Shorted to GND  
60  
60  
mA  
mA  
OUT  
OUT  
Short-Circuit Current High  
Output Impedance to GND  
Shorted to V  
CC  
Input Code = 0  
250  
50  
500  
AC Performance  
Voltage Output Slew Rate  
Voltage Output Settling Time  
Digital Feedthrough  
5kin Parallel with 100pF  
1.0  
2.4  
V/µs  
µs  
To ±1/2LSB, 5kin Parallel with 100pF, V = 4.75V  
6
CC  
(Notes 2,3)  
nV/s  
Digital I/O  
V
V
V
V
Digital Input High Voltage  
Digital Input Low Voltage  
Digital Output High Voltage  
Digital Output Low Voltage  
Digital Input Leakage  
V
V
IH  
IL  
0.8  
I
I
= –1mA, D  
Only  
V – 1  
CC  
V
OH  
OL  
OUT  
OUT  
OUT  
= 1mA, D  
Only  
0.4  
V
OUT  
I
V
= GND to V  
CC  
±10  
µA  
pF  
LEAK  
IN  
C
Digital Input Capacitance  
(Note 2)  
10  
IN  
Switching (Note 2)  
t1  
t2  
t3  
t4  
t5  
t6  
t7  
t8  
D
D
Valid to CLK Setup  
Valid to CLK Hold  
100  
25  
ns  
ns  
IN  
IN  
CLK High Time  
350  
350  
150  
0
ns  
CLK Low Time  
ns  
LOAD Pulse Width  
LSB CLK to LOAD  
LOAD High to CLK  
ns  
ns  
0
ns  
D
OUT  
Output Delay  
C
= 15pF  
LOAD  
35  
150  
1.4  
ns  
f
Maximum Clock Frequency  
MHz  
CLK  
Note 1: Absolute Maximum Ratings are those values beyond which the life  
of a device may be impaired.  
Note 3: DAC switched from all 1s to all 0s, and all 0s to all 1s code.  
Note 4: Guaranteed with internal V or with external V range of  
REF  
REF  
Note 2: Guaranteed by design; not subject to test.  
2.475V to 12V. Tested at 10V.  
3

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