Rainbow-electronics ATR0622 Manual do Utilizador descarregar pdf (Página 23)

4891CS–GPS–01/06

ATR0622 [Preliminary]

9. ESD Sensitivity

The ATR0622 is an ESD sensitive device. The current ESD values are to be defined.

Observe precautions for handling

10. LDO18

The LDO18 is a built in low dropout voltage regulator which can be used if the host system

does not provide the core voltage VDD18.

8. Power Consumption

Mode Conditions Typ. Unit

Sleep At 1.8V, no CLK23 0.065

(1)

Shutdown RTC, backup SRAM and LDOBAT 0.007

(1)

Normal

Satellite acquisition 25

Normal tracking on 6 channels with 1 fix/s; each additional active tracking channel adds 0.5 mA 14

All channels disabled 11

Note: 1. Specified value only

Table 10-1. Electrical Characteristics of LDO18

Parameter Conditions Min. Typ. Max. Unit

Supply voltage LDO_IN 2.3 3.6 V

Output Voltage

(LDO_OUT)

1.65 1.8 1.95 V

Output Current

(LDO_OUT)

80 mA

Current consumption

After startup, no load, at room

temperature

80 µA

Current consumption

Standby Mode (LDO_EN = 0), at room

temperature

15 µA

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