Datasheet AD7452 (Analog Devices) - 7
| Fabricante | Analog Devices |
| Descripción | Differential Input, 555 kSPS, 12-Bit A/D Converter in 8-Lead SOT-23 |
| Páginas / Página | 25 / 7 — AD7452. Data Sheet. ABSOLUTE MAXIMUM RATINGS. 1.6mA. IOL. Table 3. … |
| Revisión | C |
| Formato / tamaño de archivo | PDF / 648 Kb |
| Idioma del documento | Inglés |
AD7452. Data Sheet. ABSOLUTE MAXIMUM RATINGS. 1.6mA. IOL. Table 3. Parameter. Rating. TO OUTPUT. 1.6V. PIN. 25pF. 200. IOH. ESD CAUTION
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AD7452 Data Sheet ABSOLUTE MAXIMUM RATINGS
TA = 25°C, unless otherwise noted.
1.6mA IOL Table 3. Parameter Rating TO OUTPUT 1.6V PIN C
V to GND –0.3 V to +7 V
L
DD
25pF
V to GND –0.3 V to V + 0.3 V IN+ DD
200
µ
A IOH
V to GND –0.3 V to V + 0.3 V IN– DD 03154-A-003 Digital Input Voltage to GND –0.3 V to +7 V Figure 3. Load Circuit for Digital Output Timing Specifications Digital Output Voltage to GND –0.3 V to V + 0.3 V DD Stresses at or above those listed under Absolute Maximum V to GND –0.3 V to V + 0.3 V REF DD Ratings may cause permanent damage to the product. This is a Input Current to Any Pin Except Supplies1 ±10 mA stress rating only; functional operation of the product at these Operating Temperature Range or any other conditions above those indicated in the operational Commercial (B Version) –40°C to +85°C section of this specification is not implied. Operation beyond Storage Temperature Range –65°C to +150°C the maximum operating conditions for extended periods may Junction Temperature 150°C affect product reliability. θ Thermal Impedance 211.5°C/W JA θ Thermal Impedance 91.99°C/W JC
ESD CAUTION
Lead Temperature, Soldering Vapor Phase (60 sec) 215°C Infrared (15 sec) 220°C ESD 1 kV 1 Transient currents of up to 100 mA wil not cause SCR latch-up. Rev. C | Page 6 of 24 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM PRODUCT HIGHLIGHTS TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TERMINOLOGY TYPICAL PERFORMANCE CHARACTERISTICS CIRCUIT INFORMATION CONVERTER OPERATION ADC TRANSFER FUNCTION TYPICAL CONNECTION DIAGRAM ANALOG INPUT Analog Input Structure DRIVING DIFFERENTIAL INPUTS Differential Amplifier Op Amp Pair RF Transformer DIGITAL INPUTS REFERENCE Example 1 Example 2 SINGLE-ENDED OPERATION SERIAL INTERFACE Timing Example MODES OF OPERATION NORMAL MODE POWER-DOWN MODE POWER-UP TIME POWER vs. THROUGHPUT RATE APPLICATION HINTS Grounding and Layout EVALUATING THE AD7452’S PERFORMANCE OUTLINE DIMENSIONS ORDERING GUIDE
TA = 25°C, unless otherwise noted.
1.6mA IOL Table 3. Parameter Rating TO OUTPUT 1.6V PIN C
V to GND –0.3 V to +7 V
L
DD
25pF
V to GND –0.3 V to V + 0.3 V IN+ DD
200
µ
A IOH
V to GND –0.3 V to V + 0.3 V IN– DD 03154-A-003 Digital Input Voltage to GND –0.3 V to +7 V Figure 3. Load Circuit for Digital Output Timing Specifications Digital Output Voltage to GND –0.3 V to V + 0.3 V DD Stresses at or above those listed under Absolute Maximum V to GND –0.3 V to V + 0.3 V REF DD Ratings may cause permanent damage to the product. This is a Input Current to Any Pin Except Supplies1 ±10 mA stress rating only; functional operation of the product at these Operating Temperature Range or any other conditions above those indicated in the operational Commercial (B Version) –40°C to +85°C section of this specification is not implied. Operation beyond Storage Temperature Range –65°C to +150°C the maximum operating conditions for extended periods may Junction Temperature 150°C affect product reliability. θ Thermal Impedance 211.5°C/W JA θ Thermal Impedance 91.99°C/W JC
ESD CAUTION
Lead Temperature, Soldering Vapor Phase (60 sec) 215°C Infrared (15 sec) 220°C ESD 1 kV 1 Transient currents of up to 100 mA wil not cause SCR latch-up. Rev. C | Page 6 of 24 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM PRODUCT HIGHLIGHTS TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TERMINOLOGY TYPICAL PERFORMANCE CHARACTERISTICS CIRCUIT INFORMATION CONVERTER OPERATION ADC TRANSFER FUNCTION TYPICAL CONNECTION DIAGRAM ANALOG INPUT Analog Input Structure DRIVING DIFFERENTIAL INPUTS Differential Amplifier Op Amp Pair RF Transformer DIGITAL INPUTS REFERENCE Example 1 Example 2 SINGLE-ENDED OPERATION SERIAL INTERFACE Timing Example MODES OF OPERATION NORMAL MODE POWER-DOWN MODE POWER-UP TIME POWER vs. THROUGHPUT RATE APPLICATION HINTS Grounding and Layout EVALUATING THE AD7452’S PERFORMANCE OUTLINE DIMENSIONS ORDERING GUIDE