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PIC16C925T-S/CL 数据表(PDF) 147 Page - Microchip Technology |
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PIC16C925T-S/CL 数据表(HTML) 147 Page - Microchip Technology |
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147 / 182 page  2001 Microchip Technology Inc. Preliminary DS39544A-page 145 PIC16C925/926 FIGURE 15-3: LCD VOLTAGE WAVEFORM TABLE 15-1: LCD MODULE ELECTRICAL SPECIFICATIONS TABLE 15-2: VLCD CHARGE PUMP ELECTRICAL SPECIFICATIONS VLCD3 VLCD2 VLCD1 VSS D223 D224 Parameter No. Symbol Characteristic Min Typ† Max Units Conditions D200 VLCD3 LCD Voltage on pin VLCD3 VDD - 0.3 — Vss + 7.0 V D201 VLCD2 LCD Voltage on pin VLCD2 Vss - 0.3 — VLCD3V D202 VLCD1 LCD Voltage on pin VLCD1 Vss - 0.3 — VLCD3V D220 VOH Output High Voltage Max VLCDN - 0.1 — Max VLCDN V COM outputs IOH = 25 µA SEG outputs IOH = 3 µA D221 VOL Output Low Voltage Min VLCDN — Min VLCDN + 0.1 V COM outputs IOL = 25 µA SEG outputs IOL = 3 µA D222 FLCDRC LCDRC Oscillator Frequency 514 22 kHz VDD = 5V, -40°C to +85°C D223 TrLCD Output Rise Time —— 200 µs COM outputs Cload = 5,000 pF SEG outputs Cload = 500 pF VDD = 5.0V, T = 25 °C D224 TfLCD Output Fall Time(1) TrLCD - 0.05 TrLCD — TrLCD + 0.05 TrLCD µs COM outputs Cload = 5,000 pF SEG outputs Cload = 500 pF VDD = 5.0V, T = 25 °C † Data in “Typ” column is at 5V, 25 °C unless otherwise stated. These parameters are for design guidance only and are not tested. Note 1: 0 ohm source impedance at VLCD. Parameter No. Symbol Characteristic Min Typ Max Units Conditions D250 IVADJ VLCDADJ Regulated Current Output — 10 — µA D252 ∆ IVADJ/∆ VDD VLCDADJ Current VDD Rejection —— 0.1 µA/V D265 VVADJ VLCDADJ Voltage Limits PIC16C925/926 1.0 — 2.3 V PIC16LC925/926 1.0 VDD - 0.7V V VDD < 3V Note 1: For design guidance only. |
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