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SP8505 Dataheets PDF



Part Number SP8505
Manufacturers Sipex
Logo Sipex
Description (SP8503 - SP8510) 12-Bit Sampling A/D Converters
Datasheet SP8505 DatasheetSP8505 Datasheet (PDF)

SP8503, SP8505, SP8510 12-Bit Sampling A/D Converters s 3µs, 5µs or 10µs Sample/Conversion Time s Standard ±10V and ±5V Input s No Missing Codes Over Temperature s AC Performance Over Temperature 71.5dB Signal–to–Noise Ratio at Nyquist 85dB Spurious–free Dynamic Range at 49kHz –81dB Total Harmonic Distortion at 49kHz s Internal Sample/Hold, Reference, Clock, and 3-State Outputs s Low Power Dissipation: 90mW s 28–Pin Narrow PDIP and SOIC DESCRIPTION… The SP85XX Series are complete 12-bit samplin.

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SP8503, SP8505, SP8510 12-Bit Sampling A/D Converters s 3µs, 5µs or 10µs Sample/Conversion Time s Standard ±10V and ±5V Input s No Missing Codes Over Temperature s AC Performance Over Temperature 71.5dB Signal–to–Noise Ratio at Nyquist 85dB Spurious–free Dynamic Range at 49kHz –81dB Total Harmonic Distortion at 49kHz s Internal Sample/Hold, Reference, Clock, and 3-State Outputs s Low Power Dissipation: 90mW s 28–Pin Narrow PDIP and SOIC DESCRIPTION… The SP85XX Series are complete 12-bit sampling A/D converters using state–of–the–art CMOS structures. They contain a complete 12–bit successive approximation A/D converter with internal sample/hold, reference, clock, digital interface for microprocessor control, and three–state output drivers. Power dissipation is only 90mW. AC and DC performance are completely specified. Sampling/conversion rates of 3µs, 5µs and 10µs are offered. CS R/C HBE Control Logic IBIP ±10VIN ±5VIN Internal Ref VREF Out (1.2043V) Clock SAR Output Latches And Three State Drivers Comparator BUSY CDAC ..... ..... ..... ..... Three State Parallel Output Data Bus 43 Free Datasheet http://www.datasheet4u.com/ ABSOLUTE MAXIMUM RATINGS These are stress ratings only and functional operation of the device at these or any other above those indicated in the operation sections of the specifications below is not implied. Exposure to absolute maximum rating conditions for extended periods of time may affect reliability. VS to Digital Common ............................................................... +7V Pin 26 (VSO) to Pin 27 (VSA) .................................................... ±0.3V Analog Common to Digital Common ...................................... ±0.3V Control Inputs to Digital Common ....................... –0.3 to VS + 0.3 V Analog Input Voltage ........................................................... ±16.5V Maximum Junction Temperature ........................................... 160°C Internal Power Dissipation .................................................. 750mW Lead Temperature (soldering, 10s) ..................................... +300°C Thermal Resistance. ØJA: Plastic DIP ....................................................................... 50°C/W SOIC .............................................................................. 100 °C/W SPECIFICATIONS (TA = 25°C; Sampling Frequency, FS, = 333kHz for SP8503, 200kHz for SP8505, 100kHz for SP8510, VS = +5V, unless otherwise specified.) PARAMETER MIN. TYP. ANALOG INPUT Voltage Ranges ±10V/±5V Impedance ±10V Range 4.7 6.7 ±5V Range 2.7 3.9 DC PERFORMANCE Full Scale Error –K ±0.1 Integral Linearity Error –K ±0.35 Differential Linearity Error –K ±0.35 No Missing Codes Guaranteed Bipolar Zero –K ±1 VOLTAGE REFERENCE Voltage Output 1.1440 1.2043 Output Source Current 100 Output Resistance 280 AC PERFORMANCE SP8503 Conversion Time 2.6 Complete Cycle 3.0 Throughput Rate Spurious-Free Dynamic Range @ 49kHz 85 @ 161kHz 72 Total Harmonic Distortion @ 49kHz –81 @ 161kHz –71 Signal to Noise Ratio (SNR) @ 49kHz 71.5 @ 161kHz 71.5 Signal to (Noise + Distortion) Ratio @ 49kHz 71 @ 161kHz 68 SP8505 Conversion Time 4.5 Complete Cycle 5.0 Throughput Rate Spurious-Free Dynamic Range @ 49kHz 85 @ 97kHz 77 MAX. UNITS V CONDITIONS 8.7 5.1 kΩ kΩ TMIN ≤ TA ≤ TMAX TMIN ≤ TA ≤ TMAX Externally adjustable to zero; TMIN ≤ TA ≤ TMAX Note 1 ±0.50 ±0.75 ±0.95 ±5 1.2645 % LSB LSB LSB V µA Ω Externally adjustable to zero TMIN ≤ TA ≤ TMAX TMIN ≤ TA ≤ TMAX µs µs kHz Note 2 dB dB Note 2 dB dB Note 2 dB dB Note 2 dB dB µs µs kHz Note 2 dB dB 333 200 44 Free Datasheet http://www.datasheet4u.com/ SPECIFICATIONS (continued) (TA = 25°C; Sampling Frequency, FS, = 333kHz for SP8503, 200kHz for SP8505, 100kHz for SP8510, VS = +5V, unless otherwise specified.) PARAMETER MIN. AC PERFORMANCE SP8505 Total Harmonic Distortion @ 49kHz @ 97kHz Signal to Noise Ratio (SNR) @ 49kHz @ 97kHz Signal to (Noise + Distortion) Ratio @ 49kHz @ 97kHz SP8510 Conversion Time Complete Cycle 10.0 Throughput Rate Spurious-Free Dynamic Range Total Harmonic Distortion Signal to Noise Ratio (SNR) Signal to (Noise + Distortion) Ratio TYP. MAX. UNITS CONDITIONS TMIN ≤ TA ≤ TMAX Note 2 –81 –76 71.5 71.5 71 70 9.5 100 85 –81 71.5 71 dB dB Note 2 dB dB Note 2 dB dB µs µs kHz dB dB dB dB @ 49kHz; Note 2 @ 49kHz; Note 2 @ 49kHz; Note 2 @ 49kHz; Note 2 SAMPLING DYNAMICS Aperture Delay 13 Aperture Jitter 150 Transient Response –K 150 Overvoltage Recovery 150 DIGITAL INPUTS Logic Levels VIL –0.3 +0.8 VIH +2.4 +5.3 IIL ±0.1 ±50 IIH ±5 DIGITAL OUTPUTS Resolution 12 Data Format Parallel; 12-bit or 8-bit/4-bit Data Coding Offset Binary VOL 0.0 +0.4 VOH +2.4 VDD ±0.1 ±5 ILEAKAGE (High-Z State) POWER SUPPLY REQUIREMENTS Rated Voltage +4.75 +5.0 +5.25 Current 18 21 Power Consumption 90 ENVIRONMENTAL AND MECHANICAL Specification –K 0 +70 Storage Package –KN –KS –65 +150 ns ps, rms Note 3 ns ns Note 4 V V µA µA Bits V V µA V mA mW ISINK = 1.6mA ISOURCE = 1.6mA VS (VSA an.


SP8503 SP8505 SP8510


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