BU2508FV ROHM Co. Ltd., BU2508FV Datasheet

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BU2508FV

Manufacturer Part Number
BU2508FV
Description
10bit 4channels , D/a Converter With Output Buffer
Manufacturer
ROHM Co. Ltd.
Datasheet
D/A Converter Series for Electronic Adjustments
High-precision 10bit
4ch・6ch Type D/A Converters
BU2508FV, BU2507FV
●Description
●Features
●Applications
●Lineup
Power source voltage range
Number of channels
Differential non linearity error
Integral non linearity error
Data transfer frequency
Package
BU2508FV and BU2507FV ICs are high performance 10bit R-2R-type DACs with 4ch and 6ch outputs, respectively.
Each channel incorporates a full swing output-type buffer amplifier with high speed output response characteristics,
resulting in a greatly shortened wait time. The ICs also utilize the TTL level input method.
DVDs, CD-Rs, CD-RWs, digital cameras
1) High performance, multi-channels R-2R-type 10bit D/A converter built-in
2) Full swing output type buffer amplifier incorporated at each output channel
3) The RESET terminal can keep the voltage of all channels within the lower reference voltage range
4) Digital input compatible with TTL levels
5) 14bit 3-line serial data + RESET signal input (address 4bit + data 10bit)
6) Compact package: 14 pins, 0.65mm pitch (SSOP-B14)
(BU2508FV: 4 channels, BU2507FV: 6 channels)
Parameter
TECHNICAL NOTE
4.5 to 5.5V
BU2507FV
SSOP-B14
±1.0LSB
±3.5LSB
10MHz
6ch
4.5 to 5.5V
BU2508FV
SSOP-B14
±1.0LSB
±3.5LSB
10MHz
4ch
Apr.2008

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BU2508FV Summary of contents

Page 1

... BU2508FV, BU2507FV ●Description BU2508FV and BU2507FV ICs are high performance 10bit R-2R-type DACs with 4ch and 6ch outputs, respectively. Each channel incorporates a full swing output-type buffer amplifier with high speed output response characteristics, resulting in a greatly shortened wait time. The ICs also utilize the TTL level input method. ...

Page 2

Absolute Maximum Ratings(Ta=25℃) Parameter Power source voltage D/A converter upper standard voltage Input voltage Output voltage St orage temperature range Power dissipation *Derated at 3.5mW/℃ at Ta>25℃, mounted on a 70x70x1.6mm FR4 glass epoxy board (copper foil area less ...

Page 3

Characteristics (Unless otherwise specified, VCC=5V, VrefH=5V, VrefL=0V, Ta=25℃) Parameter Reset L pulse width Clock L pulse width Clock H pulse width Clock rise time Clock fall time Data setup time Data hold time Load setup time Load hold time ...

Page 4

... CLK Digital 12 DI Digital 13 AO1 Analog 14 GND - *In the case of BU2508FV, be sure to open TEST1 and TEST2 terminals. Description of terminal I converter lower standard voltage (VrefL) input terminal O 10bit D/A output (CH2) O 10bit D/A output (CH3) (BU2508FV : test terminal) I All ch analog output L fixed I 10bit D/A output (CH4) (BU2508FV : test terminal) ...

Page 5

... In the case of BU2508FV (1) Data format [Data: LSB first ] Last MSB D13 D12 D11 D10 D9 D8 D7 For D/A converter output setting D/Aコンバータ出力設定用 ...

Page 6

Characteristics Curves 200 400 600 800 1000 1200 Input Code [decimal] Fig.1 Output voltage linearity (-30℃) 1.5 1 0.5 0 -0.5 -1 -1.5 0 200 400 600 800 1000 1200 Input ...

Page 7

Circuits 1 3 *1: 25kΩ at Vcc = 5.0V (changes according to voltage supplied) ●Standard Example Application Circuit ●Operation Notes Ensure that a constant voltage is supplied to each of the 1 ground and 3 power supply terminals. Insert ...

Page 8

Number Explanation ROHM Part No. Package type Product Name ROHM Part No. Package type Product Name SSOP-B14 Dimensions <外形図> Taping name Reel ...

Page 9

Appendix No technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of ROHM CO.,LTD. The contents described herein are subject to change without notice. The specifications for the product ...

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