TS7221

TS7221 SINGLE BiCMOS RAIL TO RAIL µPOWER COMPARATOR s s s s s s s s RAIL TO RAIL INPUTS OPEN DRAIN OUTPUT SUPPLY OPERATION FROM 2.7V TO 10V TYPICAL SUPPLY CURRENT: 6µA @ 5V RESPONSE TIME OF 0.5µs AT 5V LOW INPUT CURRENT ESD PROTECTION : 2KV (HBM) 200V (MM) AVAILABLE IN TINY SOT23-5 PACKAGE L SOT23-5L (Tiny Package) DESCRIPTION The TS7221 is a micropower comparator featuring rail to rail input performance in a tiny SOT23-5 package. This comparator is ideally suited to space and weight critical applications. It is fully specified at 2.7V, 5V and 10V operations over the industrial temperature range (-40/+85°C). The TS7221 features an open drain output stage. The speed to power ratio makes this device ultra versatile for a wide range of applications. APPLICATIONS TS7221 Open drain output PIN CONNECTIONS (top view) s s s s s s Battery powered systems Notebooks and PDAs PCMCIA cards Cellulars and mobile communication Alarm and security systems Replacement of amplifiers used in comparator configuration with better performances Vcc+ IN+ 2 + 3 4 INOUT 1 5 Vcc- ORDER CODE Part Number Temperature Package Range L • • SOT23-5 Marking K518 K519 TS7221AI -40°C, +85°C TS7221BI Example : TS7221AILT L = T iny Package (SOT23-5) - only available in Tape & Reel (LT) December 2002 1/9 TS7221 ABSOLUTE MAXIMUM RATINGS Symbol ESD VID VIN VOUT VCC IIN IOUT TLead TSTG TJ PD Human body model (HBM) Machine model (MM) Differential Input Voltage Input Voltage 1) - Parameter Value 2000 200 (VCC-) -0.3 to (VCC+) +0.3 (VCC ) -0.3 to (VCC ) +0.3 12 12 ±5 ± 30 250 -65 to +150 150 + Unit V V V V V mA mA °C °C °C mW Output Voltage Supply voltage Current at input pins Current at output pin Lead temperature (soldering 10 seconds) Storage Temperature Junction Temperature Power dissipation 2) SOT23-5 500 1. The magnitude of input voltages must never exceed 0.3V beyond the supply voltage. 2. T J= 150°C, TAMB = 25 oC with RTH-JA = 250oC/W for SOT23-5 package OPERATING CONDITIONS Symbol VCC TAMB VICM Supply Voltage Ambient Temperature Common mode input voltage range - Parameter Value 2.7 to 10 -40 to +85 (VCC ) -0.3 to (VCC ) +0.3 + Unit V °C V 2/9 TS7221 ELECTRICAL CHARACTERISTICS VCC+ = 2.7V, TAMB = 25°C (unless otherwise specified) Symbol VIO Parameter Input Offset Voltage (Full common mode range) TS7221A TMIN ≤ TAMB ≤ TMAX TS7221B TMIN ≤ TAMB ≤ TMAX ∆VIO IIB IIO CMRR PSRR AVD VICM Input Offset Voltage Drift with temperature Input Bias Current 1) TMIN ≤ TAMB ≤ TMAX Input Offset Current 1) TMIN ≤ TAMB ≤ TMAX Common-mode Rejection Ratio (0 < Vicm < 2.7V) Power Supply Rejection Ratio (2.7 < VCC < 10V) Voltage Gain 2) Min. Typ. Max. 7 10 15 18 Unit mV 6 1 1 65 80 240 3 2.7 -0.3 0.0 0.1 0.2 500 0.35 0.45 12 14 300 600 150 300 µV/oC pA pA dB dB dB Input Common Mode Voltage Range (upper rail) TMIN ≤ TAMB ≤ TMAX Input Common Mode Voltage Range (lower rail) TMIN ≤ TAMB ≤ TMAX V IOH VOL ICC High Level Output Voltage (IN+=0.5V, IN-=0V & OUT=10V) Low Level Output Voltage - Isink = 2.5mA TMIN ≤ TAMB ≤ TMAX Supply Current Output low Output high nA V 6 8 1.5 0.6 1.5 0.5 0.3 0.3 µA TPLH Response Time Low to High (Vic = 1.35V, CL = 50pF, RL=10kΩ ) Overdrive = 10mV Overdrive = 100mV Response Time High to Low (Vic = 1.35V, CL = 50pF, RL=10kΩ ) Overdrive = 10mV Overdrive = 100mV Fall Time (CL = 50pF, RL=5kΩ ) Overdrive = 10mV Rise Time (CL = 50pF, RL=5kΩ ) Overdrive = 10mV µs TPHL µs TF TR µs µs 1) Maximum values include unavoidable inaccurates of the industrial test. 2) Design evaluation. 3) Limits are 100% production tested at +25°C. Limits over temperature are guaranteed through correlation and by design. 3/9 TS7221 ELECTRICAL CHARACTERISTICS VCC+ = 5V, TAMB = 25°C (unless otherwise specified) Symbol VIO Parameter Input Offset Voltage (Full common mode range) TS7221A TMIN ≤ TAMB ≤ TMAX TS7221B TMIN ≤ TAMB ≤ TMAX ∆VIO IIB IIO CMRR PSRR AVD VICM Input Offset Voltage Drift with temperature Input Bias Current 1) TMIN ≤ TAMB ≤ TMAX Input Offset Current 1) TMIN ≤ TAMB ≤ TMAX Common-mode Rejection Ratio (0 < Vicm < 5V) Power Supply Rejection Ratio (2.7 < VCC < 10V) Voltage Gain 2) Min. Typ. Max. 7 10 15 18 Unit mV 6 1 1 70 80 240 5.3 5.0 -0.3 0.0 0.1 0.2 500 0.40 0.55 12 14 300 600 150 300 µV/oC pA pA dB dB dB Input Common Mode Voltage Range (upper rail) TMIN ≤ TAMB ≤ TMAX Input Common Mode Voltage Range (lower rail) TMIN ≤ TAMB ≤ TMAX V IOH VOL ICC High Level Output Voltage (IN+=0.5V, IN-=0V & OUT=10V) Low Level Output Voltage - Isink = 5mA TMIN ≤ TAMB ≤ TMAX Supply Current Output low Output high nA V 6 8 2 0.5 2 0.4 0.3 0.3 µA TPLH Response Time Low to High (VIC = 2.5V, CL = 50pF, RL=10kΩ ) Overdrive = 10mV Overdrive = 100mV Response Time High to Low (Vic = 2.5V, CL = 50pF, RL=10kΩ ) Overdrive = 10mV Overdrive = 100mV Fall Time (CL = 50pF, RL=5kΩ ) Overdrive = 10mV Rise Time (CL = 50pF, RL=5kΩ ) Overdrive = 10mV µs TPHL µs TF TR µs µs 1) Maximum values include unavoidable inaccurates of the industrial test. 2) Design evaluation. 3) Limits are 100% production tested at +25°C. Limits over temperature are guaranteed through correlation and by design. 4/9 TS7221 ELECTRICAL CHARACTERISTICS VCC+ = 10V, TAMB = 25°C (unless otherwise specified) Symbol VIO Parameter Input Offset Voltage (Full common mode range) TS7221A TMIN ≤ TAMB ≤ TMAX TS7221B TMIN ≤ TAMB ≤ TMAX ∆VIO IIB IIO CMRR PSRR AVD VICM Input Offset Voltage Drift with temperature Input Bias Current 1) TMIN ≤ TAMB ≤ TMAX Input Offset Current 1) TMIN ≤ TAMB ≤ TMAX Common-mode Rejection Ratio (0 < Vicm < 10V) Power Supply Rejection Ratio (2.7 < VCC < 10V) Voltage Gain 2) Min. Typ. Max. 7 10 15 18 Unit mV 6 1 1 75 80 240 10.3 10.0 -0.3 0.0 0.1 0.2 500 0.40 0.55 14 16 300 600 150 300 µV/oC pA pA dB dB dB Input Common Mode Voltage Range (upper rail) TMIN ≤ TAMB ≤ TMAX Input Common Mode Voltage Range (lower rail) TMIN ≤ TAMB ≤ TMAX V IOH VOL ICC High Level Output Voltage (IN+=0.5V, IN-=0V & OUT=10V) Low Level Output Voltage - Isink = 5mA TMIN ≤ TAMB ≤ TMAX Supply Current Output low Output high nA V 7 10 3 0.5 4 0.4 0.3 0.3 µA TPLH Response Time Low to High (Vic = 5V, CL = 50pF, RL=10kΩ ) Overdrive = 10mV Overdrive = 100mV Response Time High to Low (Vic = 5V, CL = 50pF, RL=10kΩ ) Overdrive = 10mV Overdrive = 100mV Fall Time (CL = 50pF, RL=5kΩ ) Overdrive = 10mV Rise Time (CL = 50pF, RL=5kΩ ) Overdrive = 10mV µs TPHL µs TF TR µs µs 1) Maximum values include unavoidable inaccurates of the industrial test. 2) Design evaluation. 3) Limits are 100% production tested at +25°C. Limits over temperature are guaranteed through correlation and by design. 5/9 TS7221 Supply current versus supply voltage (Output low) 10 Output low No load Supply current versus supply voltage (Output high) 12 10 T=+85°C Supply current (µA) Supply current (µA) 8 T=+85°C 8 6 4 2 0 6 T=-40°C 4 T=+25°C T=+25°C T=-40°C 2 Output high 0 0 2 4 6 8 10 0 2 4 6 8 10 Supply voltage (V) Supply voltage (V) Output sinking current vs Output voltage @ VCC = +2.7V and V CC = +5V 1.0 VIO vs V ICM & Temperature @ VCC=2.7V 4 Output voltage (V) 0.8 VIO Input offset voltage (mV) VCC = + 5V Output Low T = -40°C 2 T = +85°C 0 T = +25°C 0.6 TAMB=+85°C 0.4 TAMB=+25°C -2 0.2 TAMB=-40°C 0.0 -4 0 2 4 6 8 10 0.0 0.5 1.0 1.5 2.0 2.5 3.0 Sink current (mA) VICM Common mode voltage (V) VIO vs V ICM & Temperature @ VCC=5V 4 V IO vs VICM & Temperature @ VCC=10V 6 VIO Input offset voltage (mV) VIO Input offset voltage (mV) T = -40°C 2 T = +85°C 0 T = +25°C 4 2 0 -2 -4 T = -40°C T = +25°C T = +85°C -2 -4 0 1 2 3 4 5 -6 0 2 4 6 8 10 VICM Common mode voltage (V) VICM Common mode voltage (V) 6/9 TS7221 TPLH vs VICM @ VCC=10V and 10mV overdrive 4 TPLH vs VICM @ VCC=10V and 100mV overdrive 4 TPLH (µs) with 100mV overdrive TPLH (µs) with 10mV overdrive TAMB=+25°C R L=10kΩ & C L=50pF 3 TAMB=+25°C RL=10kΩ & CL=50pF 3 2 2 1 1 0 0 0 5 10 0 5 10 Common mode voltage (V) Common mode voltage (V) TPLH vs VICM @ V CC=5V and 10mV overdrive 4 TAMB=+25°C R L=10kΩ & CL =50pF 3 TPLH vs VICM @ VCC=5V and 100mV overdrive 4 TAMB=+25°C RL=10kΩ & C L=50pF 3 2 TPLH (µs) with 100mV overdrive 2.5 5.0 TPLH (µs) with 10mV overdrive 2 1 1 0 0.0 0 0.0 2.5 5.0 Common mode voltage (V) Common mode voltage (V) TPHL vs VICM @ V CC=10V and 10mV overdrive 5 TPHL vs VICM @ VCC=10V and 100mV overdrive 5 TPHL (µs) with 10mV overdrive 4 TPHL (µs) with 100mV overdrive 4 TAMB=+25°C RL=10kΩ & CL=50pF 3 TAMB=+25°C RL=10kΩ & C L=50pF 3 2 2 1 1 0 0 5 10 0 0 5 10 Common mode voltage (V) Common mode voltage (V) 7/9 TS7221 TPHL vs VICM @ VCC=5V and 10mV overdrive 3 TPHL vs VICM @ VCC=5V and 100mV overdrive 3 TPHL (µs) with 100mV overdrive TPHL (µs) with 10mV overdrive TAMB=+25°C R L=10kΩ & C L=50pF 2 TAMB =+25°C RL=10kΩ & CL=50pF 2 1 1 0 0 0.0 2.5 5.0 0.0 2.5 5.0 Common mode voltage (V) Common mode voltage (V) 8/9 TS7221 TS7221ILT PACKAGE MECHANICAL DATA 5 PINS - TINY PACKAGE (SOT23) A E A2 D b A1 L C E1 Millimeters Dimensions Min. A A1 A2 B C D D1 e E F L K 0.90 0 0.90 0.35 0.09 2.80 Typ. 1.20 1.05 0.40 0.15 2.90 1.90 0.95 2.80 1.60 0.5 Max. 1.45 0.15 1.30 0.50 0.20 3.00 Min. 0.035 0.035 0.014 0.004 0.110 Inches Typ. 0.047 0.041 0.016 0.006 0.114 0.075 0.037 0.110 0.063 0.014 Max. 0.057 0.006 0.051 0.020 0.008 0.118 2.60 1.50 0.3 0d 3.00 1.75 0.60 10d 0.102 0.059 0.012 0d 0.118 0.069 0.024 10d Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics © 2003 STMicroelectronics - Printed in Italy - All Rights Reserved STMicroelectronics GROUP OF COMPANIES Australia - Brazil - China - Finland - France - Germany - Hong Kong - India - Italy - Japan - Malaysia - Malta - Morocco Singapore - Spain - Sweden - Switzerland - United Kingdom http://www.st.com 9/9