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INTEGRATED CIRCUITS
DATA SHEET
UDA1334BT
Low power audio DAC
Product specification 2002 May 22
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Philips Semiconductors Product specification Low power audio DAC UDA1334BT CONTENTS 13 DC CHARACTERISTICS 14 AC CHARACTERISTICS 1 FEATURES 14.1 2.0 V supply voltage 1.1 General 14.2 3.0 V supply voltage 1.2 Multiple format data interface 14.3 Timing 1.3 DAC digital sound processing 15 APPLICATION INFORMATION 1.4 Advanced audio configuration 16 PACKAGE OUTLINE 2 APPLICATIONS 17 SOLDERING 3 GENERAL DESCRIPTION 17.1 Introduction to soldering surface mount 4 ORDERING INFORMATION packages 5 QUICK REFE
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Philips Semiconductors Product specification Low power audio DAC UDA1334BT 1 FEATURES 1.1 General • 1.8 to 3.6 V power supply voltage • Integrated digital filter plus DAC • Supports sample frequencies from 8 to 100 kHz • Automatic system clock versus sample rate detection • Low power consumption • No analog post filtering required for DAC 2 APPLICATIONS • Slave mode only applications This audio DAC is excellently suitable for digital audio • Easy application portable application, such as portable
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Philips Semiconductors Product specification Low power audio DAC UDA1334BT 5 QUICK REFERENCE DATA SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Supplies V DAC analog supply voltage 1.8 2.0 3.6 V DDA V digital supply voltage 1.8 2.0 3.6 V DDD I DAC analog supply current normal operating mode - 2.3 - mA DDA Sleep mode - 125 -μA I digital supply current normal operating mode - 1.4 - mA DDD Sleep mode clock running - 250 -μA no clock running - 20 -μA T ambient temperature - 40 - +85 °C amb Digital-
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Philips Semiconductors Product specification Low power audio DAC UDA1334BT 6 BLOCK DIAGRAM V V handbook, full pagewidth DDD SSD 4 5 1 BCK 2 WS DIGITAL INTERFACE 3 DATAI UDA1334BT DE-EMPHASIS 6 7 SYSCLK SFOR1 8 11 MUTE SFOR0 INTERPOLATION FILTER 9 DEEM 10 PCS NOISE SHAPER 14 DAC DAC 16 VOUTR VOUTL 13 15 12 MGU676 V V V ref(DAC) DDA SSA Fig.1 Block diagram. 2002 May 22 5
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Philips Semiconductors Product specification Low power audio DAC UDA1334BT 7 PINNING SYMBOL PIN PAD TYPE DESCRIPTION BCK 1 5 V tolerant digital input pad; note 1 bit clock input WS 2 5 V tolerant digital input pad; note 1 word select input DATAI 3 5 V tolerant digital input pad; note 1 serial data input V 4 digital supply pad digital supply voltage DDD V 5 digital ground pad digital ground SSD SYSCLK 6 5 V tolerant digital input pad; note 1 system clock input SFOR1 7 5 V tolerant digital input pa
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Philips Semiconductors Product specification Low power audio DAC UDA1334BT 8 FUNCTIONAL DESCRIPTION Table 2 Example using a 12.228 MHz system clock 8.1 System clock CLOCK MODE SAMPLING FREQUENCY The UDA1334BT operates in slave mode only; this means 128f 96 kHz s that in all applications the system must provide the system (1) 192f 64 kHz s clock and the digital audio interface signals 256f 48 kHz s (BCK and WS). 384f 32 kHz s The system clock must be locked in frequency to the digital 512f 24 kHz
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Philips Semiconductors Product specification Low power audio DAC UDA1334BT 8.4 Filter stream DAC 8.5 Power-on reset The FSDAC is a semi-digital reconstruction filter that The UDA1334BT has an internal Power-on reset circuit converts the 1-bit data stream of the noise shaper to an (see Fig.3) which resets the test control block. analog output voltage. The filter coefficients are The reset time (see Fig.4) is determined by an external implemented as current sources and are summed at capacitor which
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Philips Semiconductors Product specification Low power audio DAC UDA1334BT 8.6 Feature settings 8.6.4 POWER CONTROL AND SAMPLING FREQUENCY SELECT The features of the UDA1334BT can be set by control pins SFOR1, SFOR0, MUTE, DEEM and PCS. Pin PCS is a 3-level pin and is used to set the mode of the UDA1334BT. The definition is given in Table 7. 8.6.1 DIGITAL INTERFACE FORMAT SELECT Table 7 PCS function definition The digital audio interface formats (see Fig.5) can be selected via the pins SFOR1 and S
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Philips Semiconductors Product specification Low power audio DAC UDA1334BT handbook, full pagewidth 2002 May 22 10 This text is here in white to force landscape pages to be rotated correctly when browsing through the pdf in the Acrobat reader.This text is here in _white to force landscape pages to be rotated correctly when browsing through the pdf in the Acrobat reader.This text is here inThis text is here in white to force landscape pages to be rotated correctly when browsing through the pdf in
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Philips Semiconductors Product specification Low power audio DAC UDA1334BT 9 LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 60134). SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT V supply voltage note 1 - 4.0 V DD T maximum crystal temperature - 150 °C xtal(max) T storage temperature - 65 +125 °C stg T ambient temperature - 40 +85 °C amb V electrostatic handling voltage human body model - 2000 +2000 V es machine model - 200 +200 V I short-circuit current of DAC note 2 sc(D
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Philips Semiconductors Product specification Low power audio DAC UDA1334BT SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT I digital supply current normal operating mode DDD at 2.0 V supply voltage - 1.4 - mA at 3.0 V supply voltage - 2.1 - mA Sleep mode; at 2.0 V supply voltage clock running - 250 -μA no clock running - 20 -μA Sleep mode; at 3.0 V supply voltage clock running - 375 -μA no clock running - 30 -μA Digital input pins; note 2 V HIGH-level input voltage at 2.0 V supply voltage 1.3 - 3
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Philips Semiconductors Product specification Low power audio DAC UDA1334BT 14 AC CHARACTERISTICS 14.1 2.0 V supply voltage V =V = 2.0 V; f = 1 kHz; T =25 °C; R =5kΩ.; all voltages with respect to ground (pins V and V ); DDD DDA i amb L SSA SSD unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT DAC V output voltage (RMS value) at 0 dB (FS) digital input - 600 - mV o(rms) ΔV unbalance between channels - 0.1 - dB o (THD + N)/S total harmonic f = 44.1 kHz; at 0 dB -- 80 - dB s
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Philips Semiconductors Product specification Low power audio DAC UDA1334BT 14.3 Timing V =V = 1.8 to 3.6 V; T = - 20 to +85 °C; R =5kΩ; all voltages with respect to ground (pins V and V ); DDD DDA amb L SSA SSD unless otherwise specified; note 1. SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT System clock timing (see Fig.6) T system clock cycle time f = 256f 35 88 780 ns sys sys s f = 384f 23 59 520 ns sys s f = 512f 17 44 390 ns sys s t system clock HIGH time f < 19.2 MHz 0.3T - 0.7T ns CWH sys
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Philips Semiconductors Product specification Low power audio DAC UDA1334BT t handbook, full pagewidth CWH MGR984 t CWL T sys Fig.6 System clock timing. handbook, full pagewidth WS t h(WS) t BCKH t su(WS) t t r f BCK t t su(DATAI) BCKL T t cy(BCK) h(DATAI) DATAI MGL880 Fig.7 Serial interface timing. 2002 May 22 15
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Philips Semiconductors Product specification Low power audio DAC UDA1334BT 15 APPLICATION INFORMATION handbook, full pagewidth analog digital supply voltage supply voltage R7 R6 1 W 1 W C9 C5 47 m F 47 m F (16 V) (16 V) C10 C6 100 nF 100 nF (63 V) (63 V) V V V V SSA DDA SSD DDD 15 13 5 4 R5 system SYSCLK 6 clock 47 W C3 R3 VOUTL left 14 output 100 W BCK 47 m F 1 R1 (16 V) WS 2 220 kW C1 10 nF (63 V) DATAI 3 SFOR1 7 C4 R4 VOUTR right SFOR0 16 output 11 UDA1334BT 100 W 47 m F R2 (16 V) 10 nF C2 220
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Philips Semiconductors Product specification Low power audio DAC UDA1334BT 16 PACKAGE OUTLINE SO16: plastic small outline package; 16 leads; body width 3.9 mm SOT109-1 D E A X c y H v M E A Z 16 9 Q A 2 A (A ) 3 A 1 pin 1 index θ L p L 1 8 e w M detail X b p 0 2.5 5 mm scale DIMENSIONS (inch dimensions are derived from the original mm dimensions) A (1) (1) (1) UNIT A A A b cD E eH LLQZvwyθ 1 2 3 p E p max. 0.25 1.45 0.49 0.25 10.0 4.0 6.2 1.0 0.7 0.7 mm 1.75 0.25 1.27 1.05 0.25 0.25 0.1 o 0.10 1
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Philips Semiconductors Product specification Low power audio DAC UDA1334BT 17 SOLDERING If wave soldering is used the following conditions must be observed for optimal results: 17.1 Introduction to soldering surface mount • Use a double-wave soldering method comprising a packages turbulent wave with high upward pressure followed by a This text gives a very brief insight to a complex technology. smooth laminar wave. A more in-depth account of soldering ICs can be found in • For packages with leads
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Philips Semiconductors Product specification Low power audio DAC UDA1334BT 17.5 Suitability of surface mount IC packages for wave and reflow soldering methods SOLDERING METHOD (1) PACKAGE (2) WAVE REFLOW BGA, LBGA, LFBGA, SQFP, TFBGA, VFBGA not suitable suitable (3) HBCC, HBGA, HLQFP, HSQFP, HSOP, HTQFP, HTSSOP, HVQFN, not suitable suitable HVSON, SMS (4) PLCC , SO, SOJ suitable suitable (4)(5) LQFP, QFP, TQFP not recommended suitable (6) SSOP, TSSOP, VSO not recommended suitable Notes 1. For more
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Philips Semiconductors Product specification Low power audio DAC UDA1334BT 18 DATA SHEET STATUS PRODUCT (1) DATA SHEET STATUS DEFINITIONS (2) STATUS Objective data Development This data sheet contains data from the objective specification for product development. Philips Semiconductors reserves the right to change the specification in any manner without notice. Preliminary data Qualification This data sheet contains data from the preliminary specification. Supplementary data will be published at a
