SPIRIT1 datasheet(15/94 Pages) STMICROELECTRONICS

No. de pieza	SPIRIT1

Descripción Electrónicos	Low data rate, low power sub-1GHZ transceiver

PDF	94 Pages

Scroll/Zoom	100%

Fabricante Electrónico	STMICROELECTRONICS [STMicroelectronics]

Página de inicio	http://www.st.com

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15 / 94 page

SPIRIT1

Characteristics

Doc ID 022758 Rev 3

15/94

6.2.2

Digital SPI

Table 8.

Power consumption

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

IBAT

Supply current

Shutdown (1)

See Table 17.

2.5

Standby (1)

600

Sleep (1)

850

Ready (default mode)(1)

400

µA

Tuning(1)

4.4

RX (1)

9mA

TX (1) +11 dBm 169 MHz

TX (1) +11 dBm 315 MHz

TX (1) +11 dBm 433 MHz

TX (1) +11 dBm 868 MHz

TX (1) -8 dBm 169 MHz

TX (1) -8 dBm 315 MHz

TX (1) -7 dBm 433 MHz

TX (1) -7 dBm 868 MHz

19.5

6.5

Table 9.

Digital SPI input and output (SDO, SDI, SCLK, CSn, and SDN) and GPIO

specification (GPIO_1-4)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

fclk

Clock frequency

MHz

CIN

Port I/O capacitance

1.4

TRISE

Rise time

0.1*VDD to 0.9*VDD,

CL=20 pF (low output

current programming)

6.0

0.1*VDD to 0.9*VDD,

CL=20 pF (high output

current programming)

2.5

TFALL

Fall time

0.1*VDD to 0.9*VDD,

CL=20 pF (low output

current programming)

7.0

0.1*VDD to 0.9*VDD,

CL=20 pF (high output

current programming)

2.5

VIH

Logic high level input

voltage

VDD/2

+0.3

VIL

Logic low level input

voltage

VDD/8

+0.3

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