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DAC10 Arkusz danych(PDF) 5 Page - Analog Devices |
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DAC10 Arkusz danych(HTML) 5 Page - Analog Devices |
5 / 10 page 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. BASIC CONNECTIONS 0mA 1.0mA 2.0mA IOUT IOUT (0000000000) (11111111111) IREF = 2mA Figure 1. True and Complementary Output Operations V+, POSITIVE POWER SUPPLY – VDC 10 3 0 02 20 46 8 10 12 14 16 18 9 4 2 1 6 5 8 7 ALL BITS "HIGH" OR "LOW" I– I+ Figure 4. Power Supply Current vs. V+ 0.1 F CC 318 V+ 0.01 F 15 COMP B1 5 6 B2 B3 7 8 B4 9 B5 10 B6 11 B7 12 B8 13 B9 14 B10 VLC 1 IFR = +VREF RREF 1023 1024 2 IO + IO = IFR FOR ALL LOGIC STATES +VREF RREF (R16) IREF R17 16 MSB LSB FOR FIXED REFERENCE, TTL OPERATION, TYPICAL VALUES ARE: VREF = +10.000V RREF = 5.000k R15 = RREF CC = 0.01 F VLC = 0V (GROUND) IO IO 4 2 17 DAC10 V– Figure 7. Basic Positive Reference Operation Typical Performance Characteristics–DAC10 –5– REV. D WARNING! ESD SENSITIVE DEVICE V– = –15V, V– = –10V TA = TMIN TO TMAX ALL BITS ON OUTPUT VOLTAGE – Volts 8.0 0 –14 –10 18 –6 –2 2 6 10 14 7.2 4.8 4.0 2.4 0.8 6.4 5.6 3.2 1.6 IREF = 1mA IREF = 2mA IREF = 0.2mA Figure 2. Output Current vs. Output Voltage (Output Voltage Compliance) 10 3 0 0 –20 –4 –8 –12 –16 9 4 2 1 6 5 8 7 V–, NEGATIVE POWER SUPPLY – VDC BITS MAY BE HIGH OR LOW I – WITH IREF = 2mA I – WITH IREF = 1mA I – WITH IREF = 0.2mA I – WITH IREF = 0.2mA Figure 5. Power Supply Current vs. V– TEMPERATURE – C +28 –12 –50 FOR OTHER V– OR IREF SEE OUTPUT CURRENT vs. OUTPUT VOLTAGE CURVE SHADED AREA INDICATES PERMISSABLE OUTPUT VOLTAGE RANGE FOR V– = –15V IREF 2.0mA 0 +50 +100 +150 +24 +4 0 –4 –8 +20 +16 +8 +12 Figure 3. Output Voltage Compliance vs. Temperature TEMPERATURE – C 10 0 –50 0 +50 +100 +150 9 4 3 2 1 8 7 5 6 ALL BITS MAY BE "HIGH" OR "LOW" V+ = +15V I+ I– IREF = 2.0mA V– = –15V Figure 6. Power Supply Current vs. Temperature DAC10 DAC10 16 17 16 17 VIN VIN IIN RREF R17 (OPTIONAL) RIN IREF +VREF RREF RREF R17 +VREF IREF PEAK NEGATIVE SWING OF IIN +VREF MUST BE ABOVE PEAK POSITIVE SWING OF VIN HIGH INPUT IMPEDANCE Figure 8. Accommodating Bipolar References |
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