|
If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
Datasheet File OCR Text: |
MITSUBISHI M62381FP 8-BIT 8CH MULTIPLYING D-A CONVERTER WITH BUFFER AMPLIFIERS DESCRIPTION The M62381FP is an integrated circuit semiconductor of CMOS structure with 8 channels of built-in 8-bit resolution multiplication type D-A converters. The input data is a easy-to-use 3-wire serial transfer method and it is able to cascading serial use with Do terminal. This device is capable of 4 quadrant multiplication because of built-in inverting type amplifier. PIN CONFIGURATION (TOP VIEW) Vo3 Vo2 Vo1 VIN2 VIN1 GND RESET VIN5 VIN6 Vo5 Vo6 Vo7 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 Vo4 VIN3 VIN4 VDD DI VSS Do CLK LD VIN8 VIN7 Vo8 FEATURES *Digital data transfer method 3-wire 12-bit serial data transfer method(DI,CLK,LD) *High pressure proof(VDD5V) *Short setting time *Built-in reset terminal,all the buffer amplifier outputs forces zero volts. APPLICATION Signal gain control of DISPLAY-MONITOR or CTV. Conversion from digital control data analog control data for form-use and industrial equipment. Automatic adjustment by combination with EEPROM and micro-computer. (replacement of conventional half-fixed resistor.) Outline 24P2V-A BLOCK DIAGRAM DI 20 VDD 21 12-BIT SHIFT RESISTER 18 DECODER 16 7 Do LD RESET CLK 17 VIN1 GND 5 6 8-BIT D-A CONVERTER 3 Vo1 VIN2 4 CH2 2 Vo2 VIN3 23 CH3 1 Vo3 VIN4 VIN5 22 8 CH4 24 Vo4 Vo5 CH5 10 VIN6 9 CH6 11 Vo6 VIN7 14 CH7 12 Vo7 13 Vo8 VIN8 15 CH8 19 VSS MITSUBISHI ELECTRIC ( 1/5) MITSUBISHI M62381FP 8-BIT 8CH MULTIPLYING D-A CONVERTER WITH BUFFER AMPLIFIERS EXPLANATION OF TERMINALS Pin No. 20 18 17 16 3 2 1 24 10 11 12 13 21 19 6 5 4 23 22 8 9 14 15 7 Symbol DI Do CLK LD Vo1 Vo2 Vo3 Vo4 Vo5 Vo6 Vo7 Vo8 VDD VSS GND VIN1 VIN2 VIN3 VIN4 VIN5 VIN6 VIN7 VIN8 RESET When RESET terminal level is "H",all D-A output terminal became "0V" Function Serial data input terminal Serial data output terminal Serial clock input terminal When LD terminal level is "H",latch circuit data is load 8-bit resolution D-A converter output terminal Analog and digital common power supply terminal Analog negative power supply terminal GND terminal D-A converter reference input terminal MITSUBISHI ELECTRIC ( 2/5) MITSUBISHI M62381FP 8-BIT 8CH MULTIPLYING D-A CONVERTER WITH BUFFER AMPLIFIERS DIGITAL DATA FORMAT LAST LSB FIRST MSB DAC DATA (1)DAC set up data MSB D7 0 0 0 1 1 1 1 D6 0 0 1 0 0 1 1 D5 0 0 1 0 0 1 1 D4 0 0 D3 0 0 1 0 0 1 1 D2 0 0 1 0 0 1 1 D1 0 0 1 0 0 1 1 LSB D0 0 1 1 0 1 0 1 -VIN DAC SELECT DATA D-A output (1/128-1) X VIN (127/128-1) X VIN (128/128-1) X VIN (129/128-1) X VIN (254/128-1) X VIN (255/128-1) X VIN 1 0 0 1 1 (2)DAC select data MSB D11 0 0 0 0 1 1 1 D10 0 0 0 1 0 0 1 D9 0 0 1 1 0 0 1 LSB D8 0 1 0 1 0 1 1 DAC selection Don`t care ch1 selection ch2 selection ch7 selection ch8 selection Don`t care Don`t care TIMING CHART (MODEL) MSB DI D11 D10 D9 D1 LSB D0 CLK LD RESET D-A OUTPUT MITSUBISHI ELECTRIC ( 3/5) MITSUBISHI M62381FP 8-BIT 8CH MULTIPLYING D-A CONVERTER WITH BUFFER AMPLIFIERS ABSOLUTE MAXIMUM RATINGS Symbol VDD VIN Vss VIN Vo Topr Tstg Parameter Supply voltage Digital input voltage Analog negative supply voltage Input voltage Output voltage Operating temperature Storage temperature Conditions Ratings -0.3 to +6.0 -0.3 to +6.0 -6.0 to +3.0 Vss+0.3 to VDD-0.3 Vss+0.3 to VDD-0.3 -20 to +85 -40 to +125 Unit V V V V V C C ELECTRICAL CHARACTERISTICS Digital part(VDD=+5V, VSS=-5V,VDDVINVss,GND=0V,Ta=-20 to +85C,unless otherwise noted) Symbol VDD IILK VIL VIH VOL VOH Parameter Supply voltage Input leak current Input low voltage Input high voltage Output low voltage Output high voltage VIN=0 to Vcc Test conditions Min. 4.5 -10 0.8VDD IOL=2.5mA IOH=-400A VDD-0.4 0.4 Limits Typ. 5.0 Max. 5.5 10 0.2VDD Unit V A V V V V Analog part(VDD=+5V, VSS=-5V,VDDVINVss,GND=0V,Ta=-20 to +85C,unless otherwise noted) Symbol IIN VAO IAO RES DNL NL EG Parameter D-A converter reference input current Buffer amplifier output voltage range Buffer amplifier output current range Resolution Differential nonlinearity Nonlinearity Gain error IAO=500A IAO=1mA VAO=VAOZERO+0.3 to VAOFULL-0.3 VAOZERO +0.15 VAOZERO +0.3 Test conditions Min. Limits Typ. 0.2 Max. 0.4 VAOFULL -0.15 VAOFULL -0.3 Unit mA V mA bit LSB LSB %FS VDD-0.5VINVSS+0.5 -1.0 8 -1.0 -1.5 -3 1.0 1.0 1.5 3 AC CHARACTERISTICS Symbol tCXL tCXH tCR tCF tDCH tCHD tCHL tLDH tLDC tDo tLDD Parameter Clock "L"pulse width Clock "H"pulse width Clock rise time Clock fall time Data set up time Data hold time LD set up time LD hold time LD "H" pulse width Data output delay time D-A output setting time Test conditions Min 200 200 Limits Typ Max Unit ns ns ns ns ns ns ns ns ns ns ns 200 200 30 60 200 100 100 CL=100pF Without load 70 350 MITSUBISHI ELECTRIC ( 4/5) MITSUBISHI M62381FP 8-BIT 8CH MULTIPLYING D-A CONVERTER WITH BUFFER AMPLIFIERS TIMING CHART tCR tCXH tCF CLK tCXL DI tDCH tCHD tLDH tCHL LD tLDC tLDD D-A OUTPUT tDo Do OUTPUT APPLICATION EXAMPLE 5V 21 VDD VDD VSS 5 4 VIN1 VIN2 Vo1 Vo2 3 2 23 VIN3 22 VIN4 8 9 VIN5 VIN6 Vo3 1 Vo4 24 ANALOG OUT Vo5 10 Vo6 11 Vo7 12 14 VIN7 15 VIN8 16 LD Vo8 13 MICRO COMPUTER 17 CLK 20 7 DI RESET GND 6 VSS 19 -5V MITSUBISHI ELECTRIC ( 5/5) |
Price & Availability of M62381FP |
|
|
All Rights Reserved © IC-ON-LINE 2003 - 2022 |
[Add Bookmark] [Contact Us] [Link exchange] [Privacy policy] |
Mirror Sites : [www.datasheet.hk]
[www.maxim4u.com] [www.ic-on-line.cn]
[www.ic-on-line.com] [www.ic-on-line.net]
[www.alldatasheet.com.cn]
[www.gdcy.com]
[www.gdcy.net] |