Maestro A2100-A Manual de usuario descargar pdf (Pagina 23)

V1.2 – May-11 User’s Manual Page 23 of 37

6 Electrical Characteristics

6.1 Operating Conditions

Pin Description Min Typical Max

3.0V 3.3V 3.6V

Peak Acquisition Current

(1)

45mA

Average Acquisition Current

(2)

35mA

Tracking Current

(3)

24mA

Table 6: A2100-A electrical characteristics

Pin Description Min Typical Max

1.7V 1.8V 1.9V

Peak Acquisition Current

(1)

62mA

Average Acquisition Current

(2)

43mA

Tracking Current

(3)

30mA

Table 7: A2100-B electrical characteristics

(1) Peak acquisition current is characterized by millisecond bursts above average acquisition current

(2) Average current is typically only the first two seconds of TTFF

(3) Tracking current typically includes tracking and the post acquisition portion of TTFF

6.2 Absolute Maximum Ratings

Symbol Parameter Min Max Unit

Vcc A2100-A Power supply -0.3 +4.6 V

Vcc A2100-B Power supply -0.3 +2.2 V

Vin Voltage to I/O pins -0.3 +3.6 V

Iov Input current on I/O pins -10 10 mA

Itdv Absolute sum of all input currents during overload condition 200 mA

Tst Storage temperature -40 85 °C

Vant Antenna supply voltage 0 5.5 V

Iant Antenna supply current 0 50 mA

Table 8: Absolute maximum ratings

Stresses beyond those listed under “Absolute Maximum Ratings” may cause

permanent damage to the device. This is a stress rating only. Functional operation of

the device at these or any other conditions beyond those indicated in the operational

sections of this specification is not implied. Exposure to absolute maximum rating

conditions for extended periods may affect device reliability.

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