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MCP48CVB21 数据表(PDF) 13 Page - Microchip Technology |
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MCP48CVB21 数据表(HTML) 13 Page - Microchip Technology |
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13 / 106 page  2019 Microchip Technology Inc. DS20006160A-page 13 MCP48CXBXX DC CHARACTERISTICS (CONTINUED) Standard Operating Conditions (unless otherwise specified): Operating Temperature: -40°C TA +125°C (Extended) All parameters apply across the specified operating ranges unless noted. VDD = +2.7V to 5.5V, VREF = +1.000V to VDD, VSS =0V, RL =2 k from VOUT to GND, CL = 100 pF. Typical specifications represent values for VDD =5.5V, TA =+25°C. Parameters Sym. Min. Typ. Max. Units Conditions Digital Inputs/Outputs (CS, SDI, SDO, SCK, LATx) Schmitt Trigger High-Input Threshold VIH 0.45 VDD —— V 1.8V VDD 5.5V (Allows 2.7V Digital VDD with 5.5V Analog VDD or 1.8V Digital VDD with 3.0V Analog VDD) Schmitt Trigger Low-Input Threshold VIL —— 0.2 VDD V Hysteresis of Schmitt Trig- ger Inputs VHYS —0.1 VDD —V Output Low Voltage (SDO) VOL VSS — 0.3 VDD VIOL =200 µA Output High Voltage (SDO) VOH 0.7 VDD — VDD VIOH =-200 µA Input Leakage Current IIL -1 — 1 µA VIN =VDD and VIN =VSS Pin Capacitance CIN, COUT —10 — pF RAM Value Value Range N 0h — FFh hex 8-bit 0h — 3FFh hex 10-bit 0h — FFFh hex 12-bit DAC Register POR/BOR Value NSee Table 4-2 hex 8-bit See Table 4-2 hex 10-bit See Table 4-2 hex 12-bit PDCON Initial Factory Setting —See Table 4-2 hex Power Requirements Power Supply Sensitivity (B.17 “Power-Supply Sensitivity (PSS)”) PSS — 0.001 0.0035 %/% 8-bit Code = Midscale 10-bit 12-bit |
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