ST TSH341 handbook
Contents
1. LPF iVpp 1k DC component e b 125mV y 10 13 y Package Mechanical Data TSH341 6 Package Mechanical Data 6 1 SO 8 Package SO 8 MECHANICAL DATA mm inch DIM MIN TYP MAX MIN TYP MAX A 1 35 1 75 0 053 0 069 AI 0 10 0 25 0 04 0 010 A2 1 10 1 65 0 043 0 065 B 0 33 0 51 0 013 0 020 C 0 19 0 25 0 007 0 010 D 4 80 5 00 0 189 0 197 E 3 80 4 00 0 150 0 157 e 1 27 0 050 H 5 80 6 20 0 228 0 244 h 0 25 0 50 0 010 0 020 L 0 40 1 27 0 016 0 050 k 8 max ddd 0 1 0 04 D hx45 f Y E i 4 Y d B AI C Ai ddd C SEATING PLANE 0 25 mm C GAGE PLANE 8 5 eet E H ell 4 e g 7 0016023 C SI 11 13 TSH341 Package Mechanical Data 6 2 SOT23 5L 5 pin package SOT23 5L MECHANICAL DATA mm mils DIM MIN TYP MAX MIN TYP MAX A 0 90 1 45 35 4 57 1 AI 0 00 0 15 0 0 5 9 A2 0 90 1 30 35 4 51 2 b 0 35 0 50 13 7 19 7 C 0 09 0 20 3 5 7 8 D 2 80 3 00 110 2 118 1 E 2 60 3 00 102 3 118 1 E1 1 50 1 752. 300 250 E I 200 t 150 Vec 5V Gain 1 Load 150Q 100 ______ __________________________ __ T_ 40 20 0 20 40 60 80 Temperature C 10 5 10 0 3 95 2 1 20 9 0 5 8 Vec 5V Load 150Q 3 LL S 40 20 0 20 40 60 80 Temperature C Figure 15 Input offset vs temperature Figure 18 Supply current vs temperature 0 11 E 10 gt lt q E E o 8 2 9 gt 3 4 8 Voc 5V Vec 5V no Load Load 150Q 5 v4 40 20 0 20 40 60 80 40 20 0 20 40 60 80 Temperature C Temperature C 6 13 SI Electrical Characteristics TSH341 Figure 19 Output lower rail vs temperature Figure 21 Output higher rail vs temperature 0 10 Vec 5V 0 08 Gain 2 Load 150Q 0 06 e 7 400 3 gt 004 AAA al dai 3 75 0 02 Vec 5V Gain 2 Load 150Q 0 00 LW p E E 3 50 1 40 20 0 20 40 60 80 40 20 0 20 40 60 80 Temperature C Temperature C Figure 20 SVR vs
3. STA TSH341 300MHz Single Supply Video Amplifier with Low In Out Rail Bandwidth 300MHz Pin Connections top view Single supply operation down to 3V Low input amp output rail Very low harmonic distortion Slew rate 400V us Voltage Input noise 7nV VHz Specified for 1500 load and 1000 load Tested on 5V power supply SOT23 5 Data min and max are tested during production Table 3 Description The TSH341 is a single supply operational amplifier featuring a large bandwidth of 300MHz at unity gain for only 9 8mA of quiescent current An advantage of this circuit is its low input and output rail feature which is very close to GND in single supply This rail is tested and guaranteed during production at 60mV max from GND on a S08 150Q load This allows a good output swing which fits perfectly when driving a video signal on a 75Q video line Chapter 5 gives technical support when using the TSH341 as a driver for video DAC Applications output on a video line In particular this chapter focuses on applying a video signal DC shift to avoid any clamping of the synchronization tip The TSH341 is available in the tiny SOT23 5 and SO8 plastic packages Order Codes PartNumber Number Temperature Range Packaging Marking NEIN ILT SOT23 5 Tape amp Reel K307 TSH341ID 40 Cto 85 C sai H3411 See IDT Tape amp Reel H3411 High end video systems High Definition TV HDTV Broadcast video Multimed
4. 10MHz N 55 HD3 2 10 2 60 10MHz 75 65 80 HD3 Vec 5V 70 HD2 Vcc 5V 85 10MHZ Load 1000 H 75 10MHz Load 1500 90 I 80 1 0 1 2 3 4 0 1 2 3 4 Output Amplitude Vp p Output Amplitude Vp p Figure 8 Output lower rail vs frequency Figure 11 Output voltage swing vs Vcc 500 E Vec 5V Load 1000 or 150Q 400 4 300 S S E x ai G gt gt 200 E 2 E o AV gt 100 1 F 30MHz Load 1000 or 1500 0 10k 100k 1M 10M 100M E 3 00 3 25 3 50 3 75 4 00 4 25 4 50 4 75 5 00 Vcc V Figure 9 Output voltage swing vs frequency Figure 12 Quiescent current vs Vcc Vout max Vp p 1H Vec 5V Gain 2 Load 1000 or Load 1500 1M 10M Frequency Hz 9 LL LL LLL CCOO 2 no load Icc MA 1 5 2 0 25 3 0 3 5 4 0 4 5 5 0 Vcc V 5 3 TSH341 Electrical Characteristics Figure 13 Isource Isource mA 3 T 00 05 10 15 20 25 30 35 40 45 5 0 V V Figure 16 Reverse isolation vs frequency a D 6 60 80 Small Signal Vec 5V Load 1002 100 LLL 1M 10M 100M 1G Frequency Hz Figure 14 Bandwidth vs temperature Figure 17 Ibias vs temperature
5. 59 0 68 8 e 0 95 37 4 el 1 9 74 8 L 0 35 0 55 19 7 21 6 A e1 e a C e e LESER A1 e El E RD L Y i b cu D a 12 13 TSH341 7 RevisionHistory Date Revision Description of Changes 01 Jan 2005 1 First release corresponding to Preliminary Data version of datasheet 23 Mar 2005 2 Datasheet of mature full specification product Information furnished is believed to be accurate and reliable However STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics Specifications mentioned in this publication are subject to change without notice This publication supersedes and replaces all information previously supplied STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics The ST logo is a registered trademark of STMicroelectronics All other names are the property of their respective owners 2005 STMicroelectronics All rights reserved STMicroelectronics group of companies Australia Belgium Brazil Canada China Czech Republic Finland France Germany Hong Kong India Israel Italy Japan Malaysia M
6. Figure 6 Positive and negative slew rate 3 0 ET TT non inverting input in short circuit Vec 5V Vec 5V 25 G 2 Load 1002 or 1500 SR S T 100 o 20 a gt ec c o c 9 15 8 SR 8 a 2 5 z e 10 5 3 2 o 0 5 10 0 0 100 1k 10k 100k 1M 10M 5ns 4ns 3ns 2ns ins Os ins 2ns 3ns 4ns Sns Frequency Hz Time 4 13 AI Electrical Characteristics TSH341 Figure 7 Distortion on 1000 load Figure 10 Distortion on 150 load Frequency Hz 20 25 HD2 3e 30MHz 35 HD3 _ 40 H 30MHz 230 HD3 30MHz 8 as 35 30MHz mo o 50 40 B 55 8 45 I I w o9 HD2 y 50 N 65
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8. ia products March 2005 Revision 2 1 13 TSH341 Absolute Maximum Ratings 1 Absolute Maximum Ratings Table 1 Key parameters and their absolute maximum ratings Symbol Parameter Supply voltage Differential Input Voltage Input Voltage Range 3 Operating Free Air Temperature Range 40 to 85 Storage Temperature 65 to 150 Maximum Junction Temperature 150 Thermal Resistance Junction to Case SOT23 5 80 SO8 28 Thermal Resistance Junction to Ambient Area SOT23 5 250 SO8 175 Maximum Power Dissipation Ta 25 C for Tj 150 C SOT23 5 SO8 CDM Charged Device Model HBM Human Body Model MM Machine Model Output Short Circuit 1 All voltage values except differential voltage are with respect to network terminal 2 Differential voltage are non inverting input terminal with respect to the inverting input terminal 3 The magnitude of input and output voltage must never exceed Voc 0 3V 4 An output current limitation protects the circuit from transient currents Short circuits can cause excessive heating Destructive dissipation can result from short circuit on amplifiers Table 2 Operating conditions Voc Power Supply Voltage 3 to 5 5 Common Mode Input Voltage 0 4 to 3 n 1 Testedin full production at 0V 5V single power supply 2 13 IST Electrical Characteristics TSH341 2 Electrical Characteristics Table 3 Voc 5V Tamb 25 C unless othe
9. n 2 F 10MHz Abe 3rd Harmonic Distortion Vour 2Vp p RL 1500 HD3 Gain 2 F 10MHz abe SI 3 13 TSH341 Electrical Characteristics Figure 1 Frequency response Figure 4 Frequency response on capa load Frequency Hz 14 Gain 4 12 10 8 6 9 E Gain 2 Za ain 2 S o 2 CERI S oc a 2 Gain 1 gt O 4 o c 6 g 8 3 C 10 Vec 5V i Vec 5V 10pF 12 Load 1002 or 1509 Gain 2 Riso 14 SO8 and SOT23 5 Load Riso C 1kQ to ground 16 20 I AS E S E S E E i I I 1M 10M 100M 1M 10M 100M Frequency Hz Frequency Hz Figure 2 Gain flatness SOT23 5L Figure 5 Gain flatness SO8 6 4 6 4 6 2 Load 150Q 6 2 Load 150Q 6 0 58 E y a D 56 kJ 7 8 8 5 2 Load 1000 5 0 19 Vec 5V 4 6 Gain 2 I I 1M 10M 100M 1M 10M 100M Frequency Hz Figure 3 Total input noise vs frequency
10. rwise specified Symbol Parameter Test Condition Min Typ Max Unit DC Performance v Input Offset Voltage Tamb Viom 0 6V 15 15 V i m AVio Vio drift vs Temperature 40 C Tamp lt 85 C 30 uV C Input Bias Current Tambs Viom 0 6V 6 16 5 40 C lt Tano lt 85 C 72 j Avo Open Loop Gain AVour 2V RL 150Q 70 100 dB Common Mode Rejection Ratio AViom 2V 60 85 CMR dB 20 log AVicn AVio 40 C lt Tamb lt 85 C 83 Supply Voltage Rejection Ratio AV 4V to 5V Viom 0 6V 60 85 20 log AVe AVio 40 C lt Tamb lt 85 C 84 Power Supply Rejection Ratio AV 200MVp p F 1MHz PSR 120 109 AV AVau d qe Rin Input Resistance MQ Cin Input Capacitance pF ICC Total Supply Current No Load Vicm 0 6V 98 127 mA Dynamic Performance and Output Characteristics 3dB Bandwidth Small Signal Vour 20mVp Viem 0 6V RL 150Q Gain 1 300 Bw Gain 2 90 150 MHz Gain Flatness 0 1dB Small Signal Vour 20mVp Gain 2 Vign 0 6V 65 RL 150Q Full Power Bandwidth Viem 2V Vout 2Vp p FPBW Gain 1 R 1500 MIE SR Slew Rate Vius Vou High Level Output Voltage V Vo Low Level Output Voltage mV Output Short Circuit Current lour mA 40 C Tamb lt 85 C 90 Noise and Distortion eN Equivalent Input Noise Voltage F 100kHz 7 nV VHz iN Equivalent Input Noise Current F 100kHz 1 5 pA VHz 2nd Harmonic Distortion Vour 2Vp p RL 1500 HRS Gai
11. temperature Figure 22 CMR vs temperature 88 _ _ 88 85 8 85 6 86 85 4 g 5 Sr oon meo co ege e el amp mo no 85 0 84 x cc 7 848 S 84 6 82 844 842 Vcc 5V Vec 5V 84 0 planto He eo e de j 80 40 20 0 20 40 60 80 40 20 0 20 40 60 80 Temperature C Temperature C AI 7 13 TSH341 Evaluation Boards 3 Evaluation Boards An evaluation board kit optimized for high speed operational amplifiers is available order code KITHSEVAL STDL The kit includes the following evaluation boards as well as a CD ROM containing datasheets articles application notes and a user manual e SOT23_SINGLE_HF BOARD Board for the evaluation of a single high speed op amp in SOT23 5 package e SO8_SINGLE_HF Board for the evaluation of a single high speed op amp in SO8 package e SO8 DUAL HF Board for the evaluation of a dual high speed op amp in SO8 package e SO8_S_MULTI Board for the evaluation of a single high speed op amp in SO8 package in inverting and non inverting configuration dual and signle supply e SO14 TRIPLE Board for the evaluation of a triple high speed op amp in SO14 package with video application considerations Board material e 2 layers e FR4 Er 4 6 e epoxy 1 6mm e copper thickness 35um Figure 23 Evaluation kit for high speed op amps High sp eg Operati Evaluation mona amplifier Y 8 13 Power Supply Considerations TSH341 4 Power Supply Considera
12. tions Correct power supply bypassing is very important for optimizing performance in high frequency ranges Bypass capacitors should be placed as close as possible to the IC pins to improve high frequency bypassing A capacitor greater than 10uF is necessary to minimize the distortion For better quality bypassing a capacitor of 10nF is added using the same implementation conditions Bypass capacitors must be incorporated for both the negative and the positive supply On the SO8_SINGLE_HF board these capacitors are C8 and C6 Figure 24 Circuit for power supply bypassing Vcc 10microF Y 9 13 TSH341 Using the TSH341 to Drive Video Signals 5 Using the TSH341 to Drive Video Signals Figure 25 Implementation of the video driver on output video DACs Volt time a 5V Reconstruction A Filtering Video DAC o LPF Rfb o pi o JN 1750 2Vpp V Voi 50MHz 150mV Figure 8 To drive the video signal properly the output of the driver must be at least equal to 250mV assuming Vi and Vo variations e 1st solution Set the video DAC 0 IRE output level to 125mV 100 IRE White Level Image Content Black Level ls Tip e 2nd solution Implementation of a DC component in the input of the driver Volt Reconstruction 33uF Filtering
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ST TSH341 handbook