MITSUBISHI (Dig./Ana. INTERFACE) M62261FP VOLTAGE CONVERTER FOR MMIC DESCRIPTION PIN CONFIGURATION (TOP VIEW) The M62261FP is a C-MOS semiconductor circuit for driving MMIC, by connecting to the external capacitance, it can generate COSC 1 2-times of inverting input voltage. VIN 2 With resident charge-pump type 2-times inverting input voltage circuit, -Vout and -2Vout can perform 2 kinds of negative source system. 8 -VOUT 7 -2VOUT CP1 3 6 CP3 GND 4 5 CP2 Outline 8P2S-A FEATURES •By connecting to external capacitance, it can generate 2-times of inverting input voltage. •Capability of output current .........................................10mA(Min.) •Low voltage operation is possible ............................ VIN=3V(Typ.) •Small size 8 pin package. APPLICATION MMIC for cordless telephone BLOCK DIAGRAM VIN 2 CP1 3 CP2 5 CP3 6 CHARGE SW. 7 -2VOUT COSC 1 CHARGE SW. 4 GND ( 1 / 2 ) 8 -VOUT MITSUBISHI (Dig./Ana. INTERFACE) M62261FP VOLTAGE CONVERTER FOR MMIC EXPLANATION OF TERMINALS Pin No. 1 2 3 4 5 6 7 8 Symbol COSC VIN CP1 GND CP2 CP3 -2VOUT -VOUT Function Connect pin for capacitance of oscillator circuit Input voltage Connect pin 1 for capacitance of charge-pump GND pin Connect pin 2 for capacitance of charge-pump Connect pin 3 for capacitance of charge-pump Output pin of 2-times inverting input voltage Output pin of inverting input voltage ABSOLUTE MAXIMUM RATINGS (Ta=25°C, unless otherwise noted) Symbol VIN Pd Topr Tstg Parameter Supply voltage Power dissipation Operating temperature Storage temperature Conditions Unit V mW °C °C Ratings 6 440 -20 to +75 -40 to +125 Ta=25°C ELECTRICAL CHARACTERISTICS (VIN=3V,Ta=25°C,COSC=220pF, unless otherwise noted) Symbol ICC VIN RO1 RO2 VEF PEF1 PEF2 fOSC Parameter Test conditions Min. Dissipation current Range of source voltage 2.7 Output resistor Efficiency of voltage convert Efficiency of power convert Oscillating frequency -VOUT output pin (with load at -VOUT pin only) -2VOUT output pin (with load at -2VOUT pin only) RL=∞ 95 -VOUT output, IL1=5mA -2VOUT output, IL2=5mA COSC=220pF 2 APPLICATION EXAMPLE 10µF CP3 6 10µF CP1 3 CP2 5 -VOUT VIN 2 3V Limits Typ. 350 -3V 8 M62261FP 1 COSC -2VOUT 7 -6V 10µF 4 GND 200pF ( 2 / 2 ) 10µF 40 120 99.8 90 90 6 Max. 900 5.5 80 240 10 Unit µA V Ω Ω % % % kHz