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DAC7545JU PDF预览

DAC7545JU

更新时间: 2024-02-21 04:47:24
品牌 Logo 应用领域
BB 转换器数模转换器微处理器光电二极管
页数 文件大小 规格书
12页 383K
描述
CMOS 12-Bit Multiplying DIGITAL-TO-ANALOG CONVERTER Microprocessor Compatible

DAC7545JU 技术参数

是否Rohs认证:不符合生命周期:Obsolete
Reach Compliance Code:unknown风险等级:5.75
Is Samacsys:N转换器类型:D/A CONVERTER
输入位码:BINARY, OFFSET BINARY输入格式:PARALLEL, WORD
JESD-30 代码:R-CDIP-T20JESD-609代码:e0
最大线性误差 (EL):0.0488%位数:12
功能数量:1端子数量:20
最高工作温度:125 °C最低工作温度:-55 °C
封装主体材料:CERAMIC, METAL-SEALED COFIRED封装代码:DIP
封装等效代码:DIP20,.3封装形状:RECTANGULAR
封装形式:IN-LINE电源:5/15 V
认证状态:Not Qualified最大稳定时间:2 µs
子类别:Other Converters最大压摆率:2 mA
标称供电电压:15 V表面贴装:NO
技术:CMOS温度等级:MILITARY
端子面层:Tin/Lead (Sn/Pb)端子形式:THROUGH-HOLE
端子节距:2.54 mm端子位置:DUAL
Base Number Matches:1

DAC7545JU 数据手册

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ELECTRICAL CHARACTERISTICS  
VREF = +10V, VOUT 1 = 0V, and ACOM = DCOM, unless otherwise specified.  
DAC7545  
VDD = +5V  
VDD = +15V  
(1)  
(1)  
PARAMETER  
GRADE  
TA = +25°C TMAX-TMIN  
TA = +25°C TMAX-TMIN  
UNITS TEST CONDITIONS/COMMENTS  
STATIC PERFORMANCE  
Resolution  
Accuracy  
All  
J
K
L
GL  
J
K
L
GL  
J
K
12  
±2  
±1  
±1/2  
±1/2  
±4  
±1  
±1  
±1  
12  
±2  
±1  
±1/2  
±1/2  
±4  
±1  
±1  
±1  
12  
±2  
±1  
±1/2  
±1/2  
±4  
±1  
±1  
±1  
±25  
±15  
±10  
±6  
12  
±2  
±1  
±1/2  
±1/2  
±4  
±1  
±1  
±1  
±25  
±15  
±10  
±7  
Bits  
LSB  
LSB  
LSB  
LSB  
LSB  
LSB  
LSB  
LSB  
LSB  
LSB  
LSB  
LSB  
Differential Nonlinearity  
10-Bit Monotonic, TMIN to TMAX  
10-Bit Monotonic, TMIN to TMAX  
12-Bit Monotonic, TMIN to TMAX  
12-Bit Monotonic, TMIN to TMAX  
DAC register loaded with FFFH.  
Gain error is adjustable using  
the circuits in Figures 2 and 3.  
(2)  
Gain Error (with internal RFB  
)
±20  
±10  
±5  
±20  
±10  
±6  
L
GL  
±2  
±3  
Gain Temperature Coefficient(3)  
(Gain/Temperature)  
All  
±5  
±5  
±10  
±10  
ppm/°C Typical Value is 2ppm/°C  
for VDD = +5  
DC Supply Rejection(3)  
(Gain/VDD  
Output Leakage Current at Out 1  
)
All  
0.015  
10  
0.03  
50  
0.01  
10  
0.02  
50  
%/%  
nA  
VDD ± 5%  
DB0-DB11 = 0V; WR, CS = 0V  
J, K, L, GL  
DYNAMIC PERFORMANCE  
Current Settling Time(3)  
All  
2
2
2
2
µs  
To 1/2 LSB. Out 1 Load = 100Ω  
DAC output measured from  
falling edge of WR. CS = 0V.  
Propagation Delay(3) (from digital input  
change to 90% of final analog output)  
Glitch Energy  
All  
300  
400  
5
250  
250  
5
ns  
Out 1 Load = 100. CEXT = 13pF(4)  
All  
All  
nV-s(5) VREF = ACOM  
AC Feedback at IOUT 1  
5
5
mVp-p(5) VREF = ±10V, 10kHz Sine Wave  
REFERENCE INPUT  
Input Resistance (pin 19 to AGND)  
All  
7
25  
7
25  
7
25  
7
25  
k(6)  
kΩ  
Input Resistance TC = 300ppm/°C(5)  
AC OUTPUTS  
Output Capacitance(3): COUT 1  
COUT 2  
All  
All  
70  
200  
70  
200  
70  
200  
70  
200  
pF  
pF  
DB0-DB11 = 0V; WR, CS = 0V  
DB0-DB11 = VDD; WR, CS = 0V  
DIGITAL INPUTS  
V
IH (Input HIGH Voltage)  
VIL (Input LOW Voltage)  
IN (Input Current)(7)  
All  
All  
All  
All  
All  
2.4  
0.8  
±1  
5
2.4  
0.8  
±10  
5
13.5  
1.5  
±1  
5
20  
13.5  
1.5  
±10  
5
V(6)  
V
µA  
pF  
pF  
I
VIN = 0V or VDD  
VIN = 0V  
VIN = 0V  
Input Capacitance(3): DB0-DB11  
WR, CS  
20  
20  
20  
SWITCHING CHARACTERISTICS(8)  
Chip Select to Write Setup Time, tCS  
All  
280  
200  
0
250  
175  
140  
100  
10  
380  
270  
0
400  
280  
210  
150  
10  
180  
120  
0
160  
100  
90  
200  
150  
0
240  
170  
120  
80  
ns(6)  
ns(5)  
ns(6)  
ns(6)  
ns(5)  
ns(6)  
ns(5)  
ns(6)  
See Timing Diagram  
Chip Select to Write Hold Time, tCH  
Write Pulse Width, tWR  
All  
All  
tCS tWR, tCH 0  
Data Setup Time, tDS  
All  
All  
60  
10  
Data Hold Time, tDH  
10  
POWER SUPPLY, IDD  
All  
All  
All  
2
100  
10  
2
500  
10  
2
100  
10  
2
500  
10  
mA  
µA  
µA(5)  
All Digital Inputs VIL or VIH  
All Digital Inputs 0V or VDD  
All Digital Inputs 0V or VDD  
NOTES: (1) Temperature ranges—J, K, L, and GL: –40°C to +85°C. (2) This includes the effect of 5ppm max, gain TC. (3) Ensured but not tested. (4) DB0-DB11 = 0V  
to VDD or VDD to 0V. (5) Typical. (6) Minimum. (7) Logic inputs are MOS gates. Typical input current (+25°C) is less than 1nA. (8) Sample tested at +25°C to ensure  
compliance.  
DAC7545  
SBAS150A  
3
www.ti.com  

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