TB31261AF

The TB31261AF is a one packing three systems PLL,IF detector,compander.It is possible to reduce many external parts.This IC is suitable for radio section of 900MHz cordless telephone.

Features of the TB31261AF are:(1)low operating voltage is Vcc=2.7 to 5.5V;(2)PLL operating frequency is f=400 to 1000MHz;(3)serial control for all status;(4)built-in clock output function for CPU;(5)built in receiver amp;(6)receiver output level adjustment;(7)variable battery alarm setting (4 thresholds);(8)built in battery saving function for intermittent receving;(9)small package :QFP52pin (0.65mm pitch).

The absolute maximum ratings of the TB31261AF can be summarized as:(1):the characteristic is power supply voltage,the symbol is VCC,the rating is 6,the unit V;(2):the characteristic is power dissipation,the symbol is PD,the rating is 900,the unit mW;(3):the characteristic is operating temperature range,the symbol is Topr,the rating is -20 to 70,the unit ;(4):the characteristic is storage temperature range,the symbol is Tstg,the rating is -50 to 150,the unit .

The electrical characteristics of the TB31261AF can be summarized as:(1):the characteristic is operating power supply voltage,the symbol is VCC,the Min is 2.7,the Typ is 3.6,the Max is 5.5,the unit V;(2):the characteristic is consumption current 1,the symbol is Icc1,the Min 12.3,the Typ is 24.6,the Max is 33.3,the unit mA;(3):the characteristic is consumption current 2,the symbol is Icc2,the Min 7.7,the Typ is 11.6,the Max is 15.7,the unit mA;(4):the characteristic is consumption current 3,the symbol is Icc3,the Min 2.4,the Typ is 3.5,the Max is 4.8,the unit mA;(5):the characteristic is consumption current 4,the symbol is Icc4,the Min 2.6,the Typ is 7.1,the Max is 9.6,the unit mA;(6):the characteristic is consumption current 5,the symbol is Icc5,the Min 0.8,the Typ is 2.1,the Max is 2.9,the unit mA;(7):the characteristic is alarm supply current,the symbol is ICC(A),the Typ is 160,the Max is 200,the unit A;(8):the characteristic is alarm supply current,the symbol is ICC(BS),the Typ is 0,the Max is 50,the unit A;(9):the characteristic is VREF voltage,the symbol is VREF,the Min is 1.0,the Typ is 1.45,the Max is 1.8,the unit V;(10):the characteristic is data input thershold,the symbol is VIH,the Min is 0.8*Vcc,the Typ is Vcc,the Max is 5.5,the unit V;(11):the characteristic is data input thershold,the symbol is VIL,the Min is -0.2,the Typ is 0,the Max is 0.2*Vcc,the unit V;(12):the characteristic is data input current,the symbol is IIH,the Typ is 0,the Max is 1,the unit A;(13):the characteristic is data input current,the symbol is IIL,the Typ is 0,the Max is 1,the unit A;(14):the characteristic is CK input frequency,the symbol is fCK,the Typ is 100,the Max is 1000,the unit kHz.