AD7304BN AD [Analog Devices], AD7304BN Datasheet
AD7304BN
Available stocks
Related parts for AD7304BN
AD7304BN Summary of contents
Page 1
FEATURES Four 8-Bit DACs in One Package + and 5 V Operation Rail-to-Rail REF-Input to Voltage Output Swing 2.6 MHz Reference Multiplying Bandwidth Compact 1.1 mm Height TSSOP 16-/20-Lead Package Internal Power ON Reset SPI Serial ...
Page 2
AD7304/AD7305–SPECIFICATIONS Parameter Symbol STATIC PERFORMANCE 1 Resolution N 2 Integral Nonlinearity INL Differential Nonlinearity DNL Zero-Scale Error V ZSE Full-Scale Voltage Error V FSE 3 Full-Scale Tempco TCV REFERENCE INPUT V Range V REFIN REFIN Input Resistance (AD7304) R REFIN ...
Page 3
... V ) and timed from a voltage level of 1 Model , 0 AD7304BN + 0 AD7304BR AD7304YR –T )/θ J MAX A JA AD7304BRU AD7305BN AD7305BR AD7305YR AD7305BRU The AD7304/AD7305 contains 2759 transistors. Die size: 103 mil × 102 mil, 10,506 sq mil +150° ...
Page 4
AD7304/AD7305 SDI SA CLK CS LDAC t LD1 SDI CLK LDAC CLR FS V OUT ZS SDI/SHDN CS LDAC CLR CLK Serial Shift Register Function Effect ↑ Data Advanced 1 Bit ↑+ ...
Page 5
WR LDAC Input Register Function REG A Loaded with DB0–DB7 ↑ REG A Latched with DB0–DB7 REG B Loaded with DB0–DB7 ↑ REG B ...
Page 6
AD7304/AD7305 Pin # Name Function Channel B rail-to-rail buffered DAC voltage output. Full scale set by reference voltage applied to V OUT is open circuit when SHDN is enabled Channel A rail-to-rail buffered DAC ...
Page 7
–5V SS 120 REF DD DATA = – mV OUT Figure 6. I SINK vs. V Rail-to-Rail Performance ...
Page 8
AD7304/AD7305 +4V REF V OUT DATA = s/DIV Figure 12. Large-Signal Settling Time V REFIN ( 5V @ 50kHz) V OUTA 2 s/DIV Figure 13. Multiplying Mode Step Response ...
Page 9
–5V SS 0.1 0.010 0.001 20 100 1k FREQUENCY – Hz Figure 18. THD vs. Frequency 3.0 2.4 1.8 1.2 0 100 1k FREQUENCY – Hz Figure 19. Output Noise ...
Page 10
AD7304/AD7305 ALL OTHER DIGITAL DIGITAL INPUT VOLTAGE – Volts Figure 24. Supply Current vs. Digital Input Voltage 10.0000 1.0000 ...
Page 11
CIRCUIT OPERATION The AD7304/AD7305 are a set of four-channel, 8-bit, voltage- output, digital-to-analog converters differing primarily in digital logic interface and number of reference inputs. Both parts share the same internal DAC design and true rail-to-rail output buff- ers. The ...
Page 12
AD7304/AD7305 REF REF CS EN AD7304 CLK D0 INPUT D1 REGISTER R SDI DACA D6 INPUT D7 REGISTER DECODE A1 D ...
Page 13
APPLICATIONS The AD7304/AD7305 is inherently a 2-quadrant multiplying D/A converter. That is, it can easily be set up for unipolar out- put operation. The full-scale output polarity is the same as the reference input voltage polarity. In some applications it ...
Page 14
AD7304/AD7305 16-Lead Wide SOIC (R-16) 0.4133 (10.50) 0.3977 (10.00 0.1043 (2.65) PIN 1 0.0118 (0.30) 0.0926 (2.35) 0.0040 (0.10) 0.0500 0.0192 (0.49) SEATING 0.0125 (0.32) (1.27) 0.0138 (0.35) PLANE BSC 0.0091 (0.23) 16-Lead Plastic DIP (N-16) ...