User's Manual

Ver.1.0
48
10.3. Electrical Characteristics
Symbol Item Minimum Typical Maximum Unit
V
CC
Power supply voltage 2.5 - 5.5 V
V
IH
High-level input voltage 1.6 2.2 V
V
IL
Low-level input voltage 0 - 0.5 V
V
IH(/SHUT)
High-level input voltage at /SHUT pin 1.45 Vcc V
V
IL(/SHUT)
Low-level input voltage at /SHUT pin 0 - 0.25 V
V
OH
High-level output voltage 1.9 - 2.2 V
V
OL
Low-level output voltage 0 - 0.2 V
Normal Mode - - 45 mA
Low Power Stand-by
Mode
- - 2 mA
RF Circuit Power
Control Mode
- - 2 mA
I
CC
Power supply
current
Power Down Mode - 3 5 uA
10.4. AC Characteristics
10.4.1. Main Power On
Symbol Item Minimum Typical Maximum Unit
T
WAKE
Serial circuit wake-up time delay - - 20 mS
T
RF
RF circuit wake-up time delay - - 90 mS
Power
Serial Circuit
RF Circuit
T
WA K E
T
RF