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HC805K3GRS/D Datasheet(PDF) 113 Page - NXP Semiconductors |
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HC805K3GRS/D Datasheet(HTML) 113 Page - NXP Semiconductors |
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113 / 119 page  General Release Specification 5.0 Volt Control Timing1 MC68HC805K3 — Rev. 1.0 Electrical Specifications 113 12.7 5.0 Volt Control Timing1 Characteristic Symbol Min Max Unit Frequency of Operation 3-Pin RC Oscillator Option 2-Pin RC Oscillator Option Crystal Oscillator Option External Clock Source f OSC 0.1 0.1 0.5 DC 1.25 2.7 4.0 4.0 MHz Internal Operating Frequency RC Oscillator (f OSC ÷ 2) Crystal Oscillator (f OSC ÷ 2) External Clock (f OSC ÷ 2) f OP 0.5 1.0 DC 1.0 2.0 2.0 MHz Cycle Time (1 ÷ f OP)tCYC 500 — ns RC Oscillator Stabilization Time t RCON —1 ms Crystal Oscillator Startup Time (Crystal Oscillator Option) t OXON — 100 ms Stop Recovery Startup Time (Crystal Oscillator Option) t ILCH — 100 ms RESET Pulse Width Low t RL 1.5 — t CYC Timer Resolution (see Note 2) t RESL 4.0 — t CYC IRQ Interrupt Pulse Width Low (Edge-Triggered) t ILIH 125 — ns IRQ Interrupt Pulse Period t ILIL Note 3 — t CYC PA0 through PA3 Interrupt Pulse Width High (Edge-Triggered) t IHIL 125 — ns PA0 through PA3 Interrupt Pulse Period t IHIH Note 3 — t CYC OSC1 Pulse Width t 90 — ns 2-Pin RC Oscillator Frequency Combined Stability (see Note 4) f OSC = 500 kHz ∆f OSC — ±35 % 3-Pin RC Oscillator Frequency Combined Stability (see Note 4) f OSC = 500 kHz ∆f OSC — ±25 % PEEPROM Bit Programming Time t EPGM —10 ms PEEPROM Byte Erase Time t ERBT —10 ms PEEPROM Bulk Erase Time t ERBK —30 ms PEEPROM Charge Pump Startup Time t CP —1 ms NOTES: 1.VDD = 5.0 Vdc ± 10%, VSS = 0 Vdc, TA = –40 °C to +85 °C, unless otherwise note 2.The 2-bit timer prescaler is the limiting factor in determining timer resolution. 3.The minimum period t ILIL or tIHIH should not be less than the number of cycles it takes to execute the interrupt service routine plus 19 t CYC. 4.Effects of processing, temperature, and supply voltage (including tolerances of external 1% R and 2% C). Freescale Semiconductor, Inc. For More Information On This Product, Go to: www.freescale.com |
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