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AS1543 数据表(PDF) 7 Page - ams AG |
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AS1543 数据表(HTML) 7 Page - ams AG |
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7 / 29 page ![]() www.austriamicrosystems.com Revision 1.00 7 - 29 AS1543/44 Data Sheet - E l e c t r i c a l C h a r a c t e r i s t i c s Power Requirements VDD Input Supply Range 2.75 5.25 V VDRIVE DRIVE Range VDRIVE ≤ VDD 2.75 5.25 V IDD Input Current Normal Mode (Static) VDD = 2.7 to 5.25V, SCLK On or Off 1.8 mA Normal Mode (Operational); fS = Max Throughput VDD = 4.75 to 5.25V, fSCLK = 20 MHz 3.0 3.5 mA VDD = 2.7 to 3.6V, fSCLK = 20 MHz 2.4 2.8 mA Auto Shutdown Mode fSAMPLE = 250ksps 1.4 1.6 mA Static 0.01 0.5 µA Power Dissipation (see Power vs. Throughput Rate on page 23). Normal Mode (Operational); fSCLK = 20MHz VDD = 4.75 to 5.25V 18.4 mW VDD = 2.7 to 3.6V 10.1 mW Auto Shutdown Mode (Static) VDD = 4.75 to 5.25V 2.5 µW VDD = 2.7 to 3.6V 1.5 µW 1. When bit RANGE = 0 and bit SE/FDN = 1, VREFIN must not be larger than VDD/2. Table 3. Electrical Characteristics (Continued) Symbol Parameter Condition Min Typ Max Unit |
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