MB40968V Fujitsu Microelectronics, Inc., MB40968V Datasheet

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MB40968V

Manufacturer Part Number
MB40968V
Description
2-channel 8-bit D/a Converter
Manufacturer
Fujitsu Microelectronics, Inc.
Datasheet
FUJITSU SEMICONDUCTOR
ASSP
2-Channel 8-BIT D/A Converter
MB40968/40968V
DESCRIPTION
FEATURES
• Resolution:
• Linearity error:
• Maximum conversion rate:
• Analog output voltage range:
• Reference voltage output:
• Digital input voltage:
• Single power supply voltage:
• Power dissipation:
PACKAGE
The Fujitsu MB40968/40968V is a 2-channel 8-bit high speed digital to analog converter for video frequency
band fabricated by Fujitsu Advanced Bipolar Technology. This is suitable for YC signal processing of digital VCR.
DATA SHEET
MB40968: Resistance-type potential divider output (3/5
MB40968V: Band gap reference output (V
Plastic DIP , 28 pin
(DIP-28P-M03)
8-bits
30 MHz (Min.)
3 to 5V
TTL level
+5.0 [V]
270 [mW] (typ)
0.2% (max.)
CCA
– 2 [V])
V
CCA
)
Plastic FTP, 28 pin
(FTP-28P-M01)
DS04-28308-3E

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MB40968V Summary of contents

Page 1

... Linearity error: • Maximum conversion rate: • Analog output voltage range: • Reference voltage output: MB40968: Resistance-type potential divider output (3/5 MB40968V: Band gap reference output (V • Digital input voltage: • Single power supply voltage: • Power dissipation: PACKAGE Plastic DIP , 28 pin ...

Page 2

MB40968/40968V PIN ASSIGNMENT 2 (TOP VIEW (LSB (MSB CLKA 5 V CCD B (MSB) 23 ...

Page 3

... V — CCD 19 — CCA 15 D-GND — 21 A-GND — RIN MB40968 O V ROUT 17 MB40968V O V ROUT 16 COMP — OUT OUT MB40968/40968V Descriptions A-channel Digital Signal Inputs: A (MSB channel Digital Signal Inputs: B (MSB A-channel Clock Input ...

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MB40968/40968V BLOCK DIAGRAM CLK A A (MSB Input 4 Buffer (A) A (LSB) 8 CLK B B (MSB Input 4 Buffer ...

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ABSOLUTE MAXIMUM RATINGS Rating Power supply voltage Supply voltage difference Digital input voltage Storage temperature Precautions: Permanent device damage may occur if the above Absolute Maximum Ratings are exceeded. Func- tional operation should be restricted to the conditions as detailed ...

Page 6

... Power supply current V V – OFS A OZS A *1: FSR ------------------------------------------------- 1 100 = – V – V OFS B OZS B * 5.00 (V) CC MB40968 Reference output voltage MB40968V Reference output voltage Reference output voltage temperature constant 6 Symbol Condition — — 3.000 (V) RIN RIN 2.7 (V) IHD IHD ...

Page 7

Switching Characteristics Parameter Minimum conversion rate Output delay time Output rise time Output fall time Settling time MB40968/40968V Symbol Condition Min. Fs — PLH — t PHL Terminated A.OUT t — r pin ...

Page 8

MB40968/40968V Input A 1 – – Data Input Clock Output Analog Output 8 Figure 1 DAC Output Voltage (V ) CCA V OFS V OZS (V ) RIN Figure 2 Timing Diagram t t ...

Page 9

... Degital Input Figure 4 Analog Output Equivalent Circuit ( OUT OUT V CCA R = 240 A.GND Figure 6 MB40968V Reference Output Voltage (V V CCA B.G.R Note*:Reference for preventing over current when short circuit with GND. MB40968/40968V Threshold Voltage D.GND ...

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MB40968/40968V The relations between Digital input code and Analog output voltage of MB40968/40968V are ideally indicated as follows. AOUT BOUT = V – CCA OFS CCA 255 V V --------- - V = – OZS ...

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TYPICAL CONNECTION EXAMPLE 5 V 0.01µF DATA Input CLK Input MB40968/40968V 2.2µH 2.2µH 47µF 47µF 0.01µ CCD CCA OUT OUT V CLK A RIN V CLK ...

Page 12

MB40968/40968V PRECAUTIONS 1. Inter-channel Crosstalk The MB88361 is a 2-channel D/A converter, requiring the use of special mounting methods to minimize crosstalk between analog output pins. Specifically recommended that PC board designs should emphasize the prevention of large ...

Page 13

TYPICAL CHARACTERISTIC CURVES Figure 7 Power Supply Current vs. Operating Temperature 100 V =5. RIN - Operating Temperature Ta(°C) Figure 9 Output Resistance vs. Operating Temperature 300 280 260 ...

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... Operating Temperature Ta(°C) Figure 17 Data Hold Time vs. Operating Temperature - Operating Temperature Ta(°C) 14 Figure 14 MB40968V Analog Reference Voltage 2.200 V =5. 2.100 2.000 1.900 1.800 50 75 100 Figure 16 Data Set Up Time vs =5. ...

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Figure 19 Output Rise, Fall Time vs. Operating Temperature 20 V =5. RIN ROUT C = OUTPUT OPEN amplitude ...

Page 16

MB40968/40968V PACKAGE DIMENSION Plastic DIP , 28 pin (DIP-28P-M03) INDEX-1 INDEX-2 4.85(.191)MAX 3.00(.118)MIN 1.778(.070) 23.114(.910)REF MAX 1994 FUJITSU LIMITED D28012S-3C +0.20 26.00 –0.30 +.008 1.024 –.012 9.10±0.25 (.358±.010) 0.51(.020)MIN 0.25±0.05 (.010±.002) 0.45±0.10 (.018±.004) +0.50 1.00 –0 +.020 .039 ...

Page 17

Plastic FTP, 28 pin (FTP-28P-M01) +0.25 +.010 17.75 .699 –0.20 –.008 1 PIN INDEX 1.27(.050)TYP 0.45±0.10 (.018±.004) "A" 0.10(.004) 16.51(.650)REF 1994 FUJITSU LIMITED F28005S-5C-4 C MB40968/40968V 7.60±0.30 10.20±0.40 (.299±.012) (.402±.016) 0.15 Ø0.13(.005) M .006 2.80(.110)MAX 0.05(.002)MIN (STAND OFF) 9.20±0.30 (.362±.012) ...

Page 18

... Electronic Devices KAWASAKI PLANT, 4-1-1, Kamikodanaka Nakahara-ku, Kawasaki-shi Kanagawa 211-88, Japan Tel: (044) 754-3753 Fax: (044) 754-3329 North and South America FUJITSU MICROELECTRONICS, INC. Semiconductor Division 3545 North First Street San Jose, CA 95134-1804, U.S.A. Tel: (408) 922-9000 Fax: (408) 432-9044/9045 Europe FUJITSU MIKROELEKTRONIK GmbH ...

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