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TDA9952HL Folha de dados(PDF) 8 Page - NXP Semiconductors |
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TDA9952HL Folha de dados(HTML) 8 Page - NXP Semiconductors |
8 / 28 page 2002 Aug 21 8 Philips Semiconductors Preliminary specification 10-bit, 3.0 V, 25 Msps analog-to-digital interface for CCD cameras TDA9952 CHARACTERISTICS VCCA =VCCD = 3.0 V; VCCO = 2.5 V; fpix = 25 MHz; Tamb = −20 to +75 °C; unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Supplies VCCA analog supply voltage 2.7 3.0 3.6 V VCCD digital supply voltage 2.7 3.0 3.6 V VCCO digital outputs supply voltage 2.2 2.5 3.6 V ICCA analog supply current all clamps active − 43 − mA ICCD digital supply current − 2.0 − mA ICCO digital outputs supply current CL = 10 pF on all data outputs; input ramp of 800 µs duration − 0.5 − mA Ptot total power consumption VCCA =VCCD =3V; VCCO = 2.5 V − 135 − mW VCCA =VCCD = 2.7 V; VCCO = 2.2 V − 115 − mW standby mode − 4.5 − mW Digital inputs PINS SHP, SHD AND CLK (REFERENCED TO DGND) VIL LOW-level input voltage 0 − 0.8 V VIH HIGH-level input voltage 2.0 − 5.5 V Ii input current 0 ≤ Vi ≤ 5.5 V −3 − +3 µA Ci input capacitance −− 2pF PINS CLPDM, CLPOB, SEN, SCLK, SDATA STBY, OE, BLK AND VSYNC VIL LOW-level input voltage 0 − 0.8 V VIH HIGH-level input voltage 2.0 − 5.5 V Ii input current 0 ≤ Vi ≤ 5.5 V −2 − +2 µA Clamps GLOBAL CHARACTERISTICS OF THE CLAMP LOOPS tW(clamp) clamp active pulse width in number of pixels PGA code = 383 for maximum 6 LSB error for a CPCDS capacitance of 1 µF; clamp code = 32 15 −− pixels INPUT CLAMP (DRIVEN BY CLPDM) gm(CDS) CDS input clamp transconductance − 15 − mS |
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