INTEGRATED CIRCUITS DATA SHEET TDA8783 40 Msps, 10-bit analog-to-digital interface for CCD cameras Product specification Supersedes data of 1999 Jun 25 2002 Oct 23
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 FEATURES APPLICATIONS • Correlated Double Sampling (CDS), AGC, 10-bit ADC and reference regulator included, adjustable bandwidth (CDS and AGC) • CCD camera systems. GENERAL DESCRIPTION • Fully programmable via a 3-wire serial interface The TDA8783 is a 10-bit analog-to-digital interface for CCD cameras.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 QUICK REFERENCE DATA SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT VCCA analog supply voltage 4.75 5 5.25 V VCCD digital supply voltage 4.75 5 5.25 V VCCO digital outputs supply voltage 2.5 3 5.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 BLOCK DIAGRAM handbook, full pagewidth IND 47 INP AGND3 VCCA3 SHD 46 48 45 CLPOB CLPDM SHP 44 43 CLK 42 1 DGND2 VCCD2 40 39 41 OE 38 VCCO 37 36 TRACKAND-HOLD CLOCK GENERATOR TRACKAND-HOLD 35 TRACKAND-HOLD CPCDS AGND1 34 8 CLAMP 5 33 4-BIT DAC CUT-OFF CLAMP ref1 32 31 AMPOUT AGND4 AGCOUT 4 OUTPUTS BUFFER 10-BIT ADC 6 dB 2 30 TDA8783 7 1 29 AGC 28 V
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 PINNING SYMBOL PIN DESCRIPTION CLPOB 1 clamp pulse input at optical black AGND4 2 analog ground 4 OFDOUT 3 analog output of the additional 8-bit control DAC (controlled via the serial interface) AMPOUT 4 CDS amplifier output (fixed gain = 6 dB) AGND1 5 analog ground 1 VCCA1 6 analog supply voltage 1 AGCOUT 7 AGC amplifier signal output CPCDS 8 clamp storage capacitor
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras SYMBOL PIN VCCO 37 TDA8783 DESCRIPTION digital output supply voltage 43 pre-set sample-and-hold pulse input SHD 44 data sample-and-hold pulse input VCCA3 45 analog supply voltage 3 INP 46 pre-set input signal from CCD IND 47 data input signal from CCD AGND3 48 analog ground 3 37 VCCO SHP 38 OE clamp pulse input at dummy pixel 39 VCCD2 ADC clock input 42 40 DGND2 41 CLPDM
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 60134). SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT VCCA analog supply voltage note 1 −0.3 +7.0 V VCCD digital supply voltage note 1 −0.3 +7.0 V VCCO output stages supply voltage note 1 −0.3 +7.0 V ∆VCC supply voltage difference between VCCA and VCCD −1.0 +1.0 V between VCCA and VCCO −1.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 CHARACTERISTICS VCCA = VCCD = 5 V; VCCO = 3 V; fCLK = 27 MHz; Tamb = 25 °C; unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Supplies VCCA analog supply voltage 4.75 5 5.25 V VCCD digital supply voltage 4.75 5 5.25 V VCCO digital outputs supply voltage 2.5 3 5.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras SYMBOL TDA8783 PARAMETER CONDITIONS MIN. TYP. MAX. UNIT − 1 − ns 0000 − 8 − ns 0001 − 21 − ns 0010 − 42 − ns 0011 − 52 − ns 0100 − 82 − ns 0111 − 94 − ns 1000 − 195 − ns 1011 − 219 − ns 1111 − 280 − ns thd2 hold time of IND compared to control pulse SHD see Fig.5 tset(CDS) CDS settling time see Fig.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras SYMBOL PARAMETER TDA8783 CONDITIONS MIN. TYP. MAX. UNIT Clamps gm(ADC) ADC clamp transconductance at clamp level − 7 − mS gm(CDS) CDS clamp transconductance at clamp level − 1.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras SYMBOL TDA8783 PARAMETER ZOFDOUT additional 8-bit control DAC (OFD) output impedance IOFDOUT OFD output current drive CONDITIONS MIN. TYP. MAX. UNIT − 2000 − Ω − − 50 µA − 1 − V code 0 − 1.5 − V code 1023 − 2.5 − V − − 250 Ω static ADC clamp control DAC (see Fig.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras handbook, full pagewidth TDA8783 SDATA SHIFT REGISTER D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 A0 A1 A2 SCLK LSB MSB 10 LATCH SELECTION SEN 8 (D7 to D0) 9 (D8 to D0) 8 (D7 to D0) 7 (D6 to D0) 10 (D9 to D0) OFD LATCHES AGC GAIN LATCHES FREQUENCY LATCHES PARTIAL STANDBY AND EDGE CLAMP REFERENCE LATCHES 8-bit DAC AGC control frequency control CDS and AGC standby control or edge cloc
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras Table 1 TDA8783 Serial interface programming ADDRESS BITS DATA BITS D9 to D0 A2 A1 A0 0 0 0 OFD output control (D7 to D0). 0 0 1 Cut-off frequency of CDS and AGC. Only the 4 LSBs (D3 to D0) are used for CDS. D4 to D7 are used for AGC. D8 and D9 should be set to logic 0. 0 1 0 AGC gain control (D8 to D0). 0 1 1 Partial standby controls for power consumption optimization.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 handbook, full pagewidth IND SHP N+1 N N+2 N+3 tCDS 1.4 V tn(IN; SHP) SHD 1.4 V td tn(IN; SHD) tCPH CLK t d(s) 1.4 V to(d) N ADCIN to(h) 90% DATA N−3 N−2 N−1 N 10% MGR395 Fig.5 Pixel frequency timing diagram.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 1 pixel handbook, full pagewidth AGCOUT VIDEO OPTICAL BLACK 1 pixel HORIZONTAL FLYBLACK CLPDM CLPADC WINDOW DUMMY VIDEO CLPDM CLPADC WINDOW CLPOB (active HIGH) CLPOB WINDOW CLPDM (active HIGH) (1) CLPADC (active HIGH) (1) MGR396 (1) When dummy pixels are not available. Fig.6 Line frequency timing diagram.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 MGM507 handbook, halfpage 34.5 GAGC (dB) 4.5 0 511 319 AGC control DAC input code Fig.7 AGC gain as a function of DAC input code. MGM508 handbook, full pagewidth 2.5 3.7 ADC CLAMP DAC voltage output (V) OFD DAC voltage output (V) 2.3 1.5 0 1023 ADC CLAMP control DAC input code 0 255 OFD control DAC input code Fig.8 DAC voltage output as a function of DAC input code.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 handbook,I halfpage (µA) +100 0 2.00 V (V) −100 200 mV MGR397 Fig.9 Typical clamp current for pin CPCDS. handbook,I halfpage (µA) +300 0 2.85 V (V) −300 400 mV MGR398 Fig.10 Typical clamp current for pins IND and INP. handbook,I halfpage (µA) +200 0 Vref V (V) −200 400 mV MGR399 Fig.11 Typical clamp current for pin Vref.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 MGR441 160 handbook, full pagewidth 300 tset fcut (MHz) (ns) 250 120 (2) (3) 200 (4) 80 150 (1) 100 40 50 0 0 1 2 3 4 5 6 7 8 9 A (1) fcut. (2) tset (10 bits accuracy). (3) tset (9 bits accuracy). (4) tset (8 bits accuracy). Fig.12 CDS settling time and bandwidth.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 MGR401 60 handbook, full pagewidth fcut (MHz) 40 20 0 0 1 2 3 4 5 6 7 8 9 A B C D E 4-bit control DAC input code F Fig.13 AGC bandwidth. MGR442 1.6 handbook, full pagewidth (1) Vo(CDS)(p-p) (2) (V) 1.2 (3) (4) (5) 0.8 (6) 0.4 0 0 (1) tset(CDS) = 12 ns (2) tset(CDS) = 10 ns 0.2 0.4 (3) tset(CDS) = 8 ns (4) tset(CDS) = 7 ns 0.6 0.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 MGR443 3 handbook, full pagewidth Ntot(rms) (LSB) (1) 2 (2) (3) (4) 1 (5) (6) 0 00 40 80 C0 100 code 13F (4.5) (10.5) (16.5) (22.5) (28.5) GAGC (dB) (34.5) (1) (2) (3) (4) fpix = 27 MHz; control DAC = 00H; fcut(CDS) = 120 MHz; fcut(AGC) = 54 MHz. fpix = 18 MHz; control DAC = 10H; fcut(CDS) = 120 MHz; fcut(AGC) = 40 MHz.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 APPLICATION INFORMATION 5.0 V CCD 5.0 V (3) (3) (3) OE DGND2 VCCD2 CLK CLPDM SHP SHD VCCA3 from timing generator INP AGND3 IND 220 nF 2.5 to 5.25 V VCCO handbook, full pagewidth 48 47 46 45 44 43 42 41 40 39 38 37 CLPOB AGND4 OFDOUT AMPOUT AGND1 (3) 5.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 Power and grounding recommendations In a two-ground system, in order to minimize the noise from package and die parasitics, the following recommendations must be implemented: Care must be taken to minimize noise when designing a printed-circuit board for applications such as PC cameras, surveillance cameras, camcorders and digital still cameras.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 PACKAGE OUTLINE LQFP48: plastic low profile quad flat package; 48 leads; body 7 x 7 x 1.4 mm SOT313-2 c y X 36 25 A 37 24 ZE e E HE A A2 (A 3) A1 w M pin 1 index θ bp Lp L 13 48 detail X 12 1 ZD e v M A w M bp D B HD v M B 0 2.5 5 mm scale DIMENSIONS (mm are the original dimensions) UNIT A max.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 SOLDERING If wave soldering is used the following conditions must be observed for optimal results: Introduction to soldering surface mount packages • Use a double-wave soldering method comprising a turbulent wave with high upward pressure followed by a smooth laminar wave. This text gives a very brief insight to a complex technology.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 Suitability of surface mount IC packages for wave and reflow soldering methods SOLDERING METHOD PACKAGE(1) WAVE BGA, LBGA, LFBGA, SQFP, TFBGA, VFBGA not suitable suitable(3) HBCC, HBGA, HLQFP, HSQFP, HSOP, HTQFP, HTSSOP, HVQFN, HVSON, SMS not PLCC(4), SO, SOJ suitable LQFP, QFP, TQFP SSOP, TSSOP, VSO REFLOW(2) suitable suitable suitable not recommended(4)(5) suitable not recomme
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 DATA SHEET STATUS LEVEL DATA SHEET STATUS(1) PRODUCT STATUS(2)(3) Development DEFINITION I Objective data II Preliminary data Qualification This data sheet contains data from the preliminary specification. Supplementary data will be published at a later date.
Philips Semiconductors Product specification 40 Msps, 10-bit analog-to-digital interface for CCD cameras TDA8783 NOTES 2002 Oct 23 27
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