DatasheetsPDF.com

NE56631-45D Dataheets PDF



Part Number NE56631-45D
Manufacturers Philipss
Logo Philipss
Description Active-LOW system reset
Datasheet NE56631-45D DatasheetNE56631-45D Datasheet (PDF)

INTEGRATED CIRCUITS NE56631-XX Active-LOW system reset Product data Supersedes data of 2002 Oct 07 2003 Feb 14 Philips Semiconductors Philips Semiconductors Product data Active-LOW system reset NE56631-XX GENERAL DESCRIPTION The NE56631-XX is a family of Active-LOW, power-on resets that offers precision threshold voltage detection within ±3% and super low operating supply current of typically 1.5 µA. Several detection threshold voltages are available at 1.9 V, 2.0 V, 2.7 V, 2.8 V, 2.9 V, .

  NE56631-45D   NE56631-45D



Document
INTEGRATED CIRCUITS NE56631-XX Active-LOW system reset Product data Supersedes data of 2002 Oct 07 2003 Feb 14 Philips Semiconductors Philips Semiconductors Product data Active-LOW system reset NE56631-XX GENERAL DESCRIPTION The NE56631-XX is a family of Active-LOW, power-on resets that offers precision threshold voltage detection within ±3% and super low operating supply current of typically 1.5 µA. Several detection threshold voltages are available at 1.9 V, 2.0 V, 2.7 V, 2.8 V, 2.9 V, 3.0 V, 3.1 V, 4.2 V, 4.3 V, 4.4 V, 4.5 V, and 4.6 V. Other thresholds are offered upon request at 100 mV steps from 1.9 V to 4.6 V. With its ultra low supply current and high precision voltage threshold detection capability, the NE56631-XX is well suited for various battery powered applications such as reset circuits for logic and microprocessors, voltage check, and level detecting. FEATURES • High precision threshold detection voltage: • Super low operating supply current: ICCH=1.5 µA typ.; ICCL=1.0 µA typ. APPLICATIONS VS ±3% • Hysteresis voltage: 50 mV typ. • Internal Power-On-Reset Delay time: 20 µs typ. • Detection threshold voltage: 1.9 V, 2.0 V, 2.7 V, 2.8 V, 2.9 V, 3.0 V, 3.1 V, 4.2 V, 4.3 V, 4.4 V, 4.5 V, and 4.6 V • Reset for microprocessor and logic circuits • Voltage level detection circuit • Battery voltage check circuit • Detection circuit for battery backup • Other detection threshold voltages available upon request at 100 mV steps from 1.9 V to 4.6 V • Large low reset output current: 30 mA typ. • Reset assertion with VCC down to 0.65 V typ. SIMPLIFIED SYSTEM DIAGRAM VCC VCC NE56631-XX VOUT GND RESET LOGIC SYSTEM SL01739 Figure 1. Simplified system diagram. 2003 Feb 14 2 Philips Semiconductors Product data Active-LOW system reset NE56631-XX ORDERING INFORMATION TYPE NUMBER NE56631-XXD PACKAGE NAME SOT23-5 / SOT25 (SO5) DESCRIPTION plastic small outline package; 5 leads (see dimensional drawing) TEMPERATURE RANGE –20 to +75 °C NOTE: The device has 12 voltage output options, indicated by the XX on the ‘Type number’. XX 19 20 27 28 29 30 31 42 43 44 45 46 VOLTAGE (Typical) 1.9 V 2.0 V 2.7 V 2.8 V 2.9 V 3.0 V 3.1 V 4.2 V 4.3 V 4.4 V 4.5 V 4.6 V PIN CONFIGURATION PIN DESCRIPTION PIN SYMBOL NC SUB GND VOUT VCC DESCRIPTION No connection. Substrate. Connect to ground (GND). Ground. Negative supply. Reset output (RESET). Active-LOW, open collector. Positive supply voltage 1 2 NC 1 5 VCC SUB 2 NE56631-XX 3 4 4 VOUT GND 3 5 SL01737 Figure 2. Pin configuration. MAXIMUM RATINGS SYMBOL VCC Tamb Tstg PD Supply voltage Ambient operating temperature Storage temperature Power dissipation PARAMETER MIN. –0.3 –20 –40 – MAX. +10 +75 +125 150 UNIT V °C °C mW 2003 Feb 14 3 Philips Semiconductors Product data Active-LOW system reset NE56631-XX ELECTRICAL CHARACTERISTICS Tamb = 25 °C, unless otherwise specified. SYMBOL VS ∆VS VS/∆T VOL ILO ICCL ICCH tPLH tPHL VOPL IOL1 IOL2 PARAMETER Detection threshold voltage Hysteresis voltage Detection threshold voltage temperature coefficient LOW-level output voltage Output leakage current Supply current (LOW Reset) Supply current (HIGH Reset) HIGH-to-LOW delay time LOW–to-HIGH delay time Minimum operating threshold voltage Output current (LOW Reset) 1 Output current (LOW Reset) 2 CONDITIONS RL = 470 Ω; VOL ≤ 0.4 V; VCC = HIGH-to-LOW RL = 470 Ω; VCC = LOW-to-HIGH-to-LOW RL = 470 Ω; Tamb = –20 °C to +75 °C VCC = VS(min) – 0.05 V; RL = 470 Ω VCC = 10 V; VO = VCC VCC = VS(min) – 0.05 V; RL = ∞ VCC = VS(typ) / 0.85 V; RL = ∞ CL = 100 pF; RL = 4.7 kΩ CL = 100 pF; RL = 4.7 kΩ RL = 4.7 kΩ; VOL ≤ 0.4 V VO = 0.4 V; RL = 0; VCC = VS(min) – 0.05 V VO = 0.4 V; RL = 0; VCC = VS(min) – 0.15 V; Tamb = –30 °C to +80 °C MIN. 0.97 VS 30 – – – – – – – – – – TYP. VS 50 ±0.01 0.2 – 1.0 1.5 20 20 0.65 30 23 MAX. 1.03 VS 100 – 0.4 ±0.1 2.0 2.5 60 60 0.80 – – UNIT V mV %/°C V V µA µA µs µs V mA mA 2003 Feb 14 4 Philips Semiconductors Product data Active-LOW system reset NE56631-XX TYPICAL PERFORMANCE CURVES 4.60 RL = 470 Ω VOL ≤ 0.4 V VCC = HIGH-to-LOW DETECTION VOLTAGE, VS (mV) 4.55 OUTPUT CURRENT (RESET LOW), I OL (mA) 34 VO = 0.4 V RL = 0 VCC = VS(min) – 0.05 V 33 32 4.50 31 30 4.45 29 4.40 –25 0 25 50 75 28 –25 0 25 50 75 AMBIENT TEMPERATURE, Tamb (°C) AMBIENT TEMPERATURE, Tamb (°C) SL01845 SL01841 Figure 3. Detection voltage versus ambient temperature. 1.8 SUPPLY CURRENT (RESET LOW), I CCL ( µ A) Figure 4. Detection voltage versus ambient temperature. 80 HYSTERESIS VOLTAGE, ∆ VS (mV) VCC = VS(min) – 0.05 V RL = ∞ 1.7 RL = 470 Ω VCC = LOW-to-HIGH-to-LOW 70 60 1.6 50 1.5 40 1.4 30 1.3 –25 0 25 50 75 20 –25 0 25 50 75 AMBIENT TEMPERATURE, Tamb (°C) AMBIENT TEMPERATURE, Tamb (°C) SL01840 SL01842 Figure 5. Supply current (Reset LOW) versus ambient temperature. MINIMUM OPERATING THRESHOLD VOLTAGE, VOPL (V) 0.9 Figure 6. Hysteresis voltage versus ambient temperature. 190 LOW-LEVEL OUTPUT VOLTAGE, VOL (V) RL = 4.7 kΩ V.


NE56631-45 NE56631-45D NE56631-46


@ 2014 :: Datasheetspdf.com :: Semiconductors datasheet search & download site.
(Privacy Policy & Contact)