ADC 6021 Especificaciones descargar pdf (Pagina 63)

MYXPM6021*

Revision 1.1 - 10/21/14

*Advanced information. Subject to change without notice.

MYXPM6021*

Form #: CSI-D-685 Document 011

ElectricalCharacteristics(Ta=-40to+85ºC)VSUP=2.7to4.5V.

Table 37: Electrical Parameter for LDO_LP

Parameter Description Test Conditions Min Typ Max Unit

VSYS1 / VSYS2 Input Voltage 2.7 4.5 V

VLP Output Voltage IOUT= Imax 2.45 2.5 2.55 V

Accuracy Room temperature 0.6 %

Cstab Stabilization Capacitor Tolerance of ± 35% 2.2 μF

Cdec Decoupling Capacitor Tolerance of ±35% 220 1.6 @ 3MHz nF

Cesr ESR of Capacitor F > 1MHz 0.1 Ω

IMAX Current Maximum Output 10 mA

IQ_ON Quiescent Current in ON MODE 10 μA

PSRR Power Supply Rejection Ratio Noise = 0.1VPP, 1-10kHz, ½ Iout 50 60 dB

Vnoise Output Noise BW = 10-100kHz, ½ Iout 60 100 μV

Ton Turn on time from POR 5 10 ms

9.7 Current Monitor

The following switching regulators include an output current measurement feature: VCC, VNN, V1P0A, V1P05S and

VDDQ.Theoutputcurrentismeasuredinternallyandaveragedacross1ms.Theaveragecurrentisdigitalizedbyusing

the10bitADC(refertoADCsection)andstoredinto2x8bitsregistersforeachmentionedvoltagerailasspecied.The

averagecurrentisupdatedtotherespectiveregistersonceevery1ms.

Thecurrentmeasurementtolerancetargetforeachofthevoltagerailsmentionedaboveisasbelow:

Figure 26: Current Measurement Tolerance Boundary

1 2 ... 58 59 60 61 62 63 64 65 66 67 68 ... 112 113

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ADC 6021 Especificaciones Pagina 63