MB88346B-P Fujitsu Microelectronics, Inc., MB88346B-P Datasheet
MB88346B-P
Related parts for MB88346B-P
MB88346B-P Summary of contents
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... MB88346B-P PLASTIC DIP (DIP-20P-M02) MB88346B-PF PLASTIC SOP (FPT-20P-M01) MB88346B-PFV PLASTIC SSOP (FPT-20P-M03) This device contains circuitry to protect the inputs against damage due to high static voltages or electric fields. However advised that normal precautions be taken to avoid application of any voltage higher than maximum rated voltages to this high impedance circuit. ...
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... AO8 AO8 AO9 AO9 8 AO12 12 AO10 AO10 9 AO11 Vcc DD DD Figure 1 Logic Symbol +5V +5V 12 Vcc V DD MB88346B GND Vss MB88346B-PFV 1 GND 20 2 AO2 19 3 AO1 CLK 16 (Top View AO12 13 9 AO11 12 10 Vcc ...
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... AO1 Digital Block (MCU Interface) 12-bit Shift Register 4-bit Address Decoder 8-bit Data Latch R-2R Type 8-bit D/A Converter * : Only for D/A converter block except operational amplifier block MB88346B GND DO D10 D11 #12 # AO12 Vss* 3 ...
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... MB88346B PIN DESCRIPTION PIN ASSIGNMENT and Tableshow the pin assignment and pin description of the MB88346B. Symbol Pin No. Type Power Supply GND Control Input CLK Data Input/Output DAC Output AO1 18 AO2 19 AO3 ...
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... DEVICE CONFIGURATION As illustrated in BLOCK DIAGRAM, the MB88346B device is composed by the digital block (MCU interface) and analog block (D/A converter with operational amplifier output buffers). The digital block consists of a 12-bit shift register, a 4-bit address decoder, and 12-channels of 8-bit data latches. The analog block includes 12 channels of 8-bit D/A converters with operational amplifier output buffers connecting to the data latches ...
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... MB88346B (Last-In) LSB Address 1H Data Latch #1 2H Data Latch #2 3H Data Latch #3 4H Data Latch #4 5H Data Latch #5 6H Data Latch #6 7H Data Latch #7 8H Data Latch #8 9H Data Latch #9 AH Data Latch #10 BH Data Latch #11 CH Data Latch #12 ...
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... Figure 5 Configuration of R-2R Resistor Ladder D/A Converter Powered/grounded by the V and GND pins Internal Bias Generator * (Common to ch. #1-ch. #12 Operational Amplifier Output Buffer* MB88346B + AOx - 7 ...
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... V Data Latch Selected MB88346B Deselected Data Latch #1 Data Latch #2 Data Latch #3 Data Latch #4 Data Latch #5 Data Latch #6 Data Latch #7 Data Latch #8 Data Latch #9 Data Latch #10 Data Latch #11 Data Latch #12 Deselected Deselected Deselected DAC Output Level ...
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... Figure 6 Cascade Connection Example +5V MB88346B Vcc DATA DI (SO) CLOCK CLK Microcontroller (SC/TO) Strobe LD GND GND * : MB88346B can be used mixed with MB88341 MB88341 CLK LD Vss GND Vss MB88346B V DD MB88346B DI DO CLK LD GND ...
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... MB88346B APPLICATION DESCRIPTION The MB88346B is suitable for electronic volumes and replacement for adjustment potentiometers, in addition to normal D/A converter applica- tions. Figure 7 illustrates application example for a gain control. +5V Vcc I/O port I/O port Microcontroller I/O port I/O port GND 10 Figure 7 Application Example - Gain Control Input Vcc V DD ...
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... Value Symbol Min Typ V 4.5 5.0 CC GND - GND - -20 - MB88346B Unit Condition +25 C GND = Vcc +25 C GND = Unit Condition Max ...
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... MB88346B DC CHARACTERISTICS (Recommended operating conditions unless otherwise noted.) Digital Block (MCU Interface) Parameter Symbol Active Supply Current Input Leakage Current I ILK (CLK, DI, and LD) Input Low Voltage V IL (CLK, DI, and LD) Input High Voltage V IH (CLK, DI, and LD) Output Low Voltage V OL ...
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... bit Monotonicity -1.0 0 +1.0 LSB Unloaded, V Unloaded, V -1.5 0 +1.5 LSB See Figure 8. End point line Digita data #FF MB88346B Condition =V =5V, V =GND=0V =+1.0mA, Digital Data=#FF =V =5V, V =GND=0V =+1.0mA, Digital Data=#FF V -0.1V -0.1V, V 0.1V Nonlinearity error * : V is not always equal to V ...
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... MB88346B AC CHARACTERISTICS (Recommended operating conditions unless otherwise noted.) Parameter Symbol Clock Low Time Clock High Time Clock Rise Time Clock Fall Time Data Setup Time Data Hold Time Load Strobe High Time Load Strobe Setup Time Load Strobe Hold Time DAC Output Settling Time ...
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... Figure 10 Input/Output Timing CKH 0.8V CC CLK 0. CKL 0. 0. CHD DCH LD AOx Previous Data t cf 0.8V CC 0.2V CC 0. LDH t CHL 0. LDD Previous Data 0.8V CC New Data Valid 0.2V CC MB88346B 0. LDC 0.8V CC 0.2V CC 0.9V CC New Data Valid 0. ...
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... MB88346B Figure 11 Analog Output Voltage Range R-2R Ladder Output (D/A Converter Output Notes =GND SS 16 Operational Amplifier Output (Buffer Output AOH CC AO Output Range X (Linear Range) GND V = GND AOL ...
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... PACKAGE DIMENSIONS MB88346B-P 20 pin, Plastic DIP (DIP-20P-M02) INDEX-1 INDEX-2 4.36(.172)MAX 3.00(.118)MIN +0.30 0.86 –0 +.012 .034 –0 1.27(.050) 2.54(.100) MAX 1994 FUJITSU LIMITED D20003S-3C-4 C +0.20 24.64 –0.30 +.008 .970 –.012 6.20±0.25 (.244±.010) 0.51(.020)MIN 0.46±0.08 (.018±.003) +0.30 1.27 –0 +.012 .050 –0 TYP MB88346B 0.25± ...
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... MB88346B MB88346B-PF 20 pin, Plastic SOP (FPT 20P-M01) +0.25 12.70 –0.20 INDEX 1.27(.050) 0.45±0.10 TYP (.018±.004) "A" 0.10(.004) 11.43(.450)REF 1994 FUJITSU LIMITED F20003S-5C +.010 .500 –.008 5.30±0.30 7.80±0.40 (.209±.012) (.307±.016) Ø0.13(.005) M 2.25(.089)MAX 0.05(.002)MIN (STAND OFF) +0 ...
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... MB88346B-PFV 20 pin, Plastic SSOP (FPT-20P-M03) * 6.50±0.10(.256±.004) INDEX 0.65±0.12 (.0256±.0047) 5.85(.230)REF 1994 FUJITSU LIMITED F20012S-2C-4 C +0.20 1.25 –0.10 +.008 .049 –.004 * 4.40±0.10 6.40±0.20 5.40(.213) (.173±.004) (.252±.008) NOM "A" +0.10 +0.05 0.22 0.15 –0.05 –0.02 +.004 +.002 .009 .006 – ...
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... MB88346B FUJITSU LIMITED All Rights Reserved. The contents of this document are subject to change without notice. Customers are advised to consult with FUJITSU sales representatives before ordering. The information and circuit diagrams in this document are presented as examples of semiconductor device applications, and are not intended to be incorporated in devices for actual use. Also, ...