TC35680FSG datasheet(69/91 Pages) TOSHIBA

69 / 91 page

TC35680FSG-002/TC35681FSG-002

2019-04-04

5.2. Operating Condition

The operating conditions are the conditions where this product can operate correctly with good quality. Malfunction may occur

when even one of the conditions is not kept during operation. Please keep all specified conditions when an application equipment

using this product is designed to avoid unexpected or poor results.

Table 5-2 Operation range (VSSA = VSSRFIO = VSSDC = VSSD = VSSX = 0 V)

Item

Symbol

(Pin name or Condition)

Min.

Typ.

Max.

Unit

Power

supply

voltage

VBAT operation

voltage

VBATopr

(TC35680)

1.9

3.0

3.6

VBATopr

(TC35681: Ta max. 105 °C)

1.8

VBATopr

(TC35681: Ta max. 120 °C)

2.0

VDDIO operation

voltage

(Note 1)

VDDIOopr

1.8

3.0

3.6

VDDIOFQ output

voltage

(Note 1) (Note 2)

VDDIOFQ (Note 2)

—

1.7

—

VDDCORE

voltage

(Note 1)

VDDCORE1/VDDCORE2

(Active mode)

—

1.2

—

VDDCORE1/VDDCORE2

(Low power mode)

—

0.85

—

RF frequency

2400

—

2483.5

MHz

Input frequency

Reference clock Fck

31.9984

32.00000

32.00160

MHz

Sleep clock fslclk

32.751616

32.768000

32.784384

kHz

Ambient temperature

Ta (TC35680)

-40

+25

+85

°C

Ta (TC35681)

+120

Note 1: For the examples of recommended connections of the power supply pins, refer to the “Hardware Application Note”.

Note 2: The VDDIOFQ pin is an internal LDO regulator output. So do not connect an external power supply. Please connect an

external by-pass capacitor to this pin (for TC35680).

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