MAX2837 Просмотр технического описания (PDF) - Maxim Integrated

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производитель

MAX2837

2.3GHz to 2.7GHz Wireless Broadband RF Transceiver

Maxim Integrated 

MAX2837

2.3GHz to 2.7GHz Wireless

Broadband RF Transceiver

Table 5. Address 2, LPF Register 1 (Default = 1F4HEX)

DATA BITS

DEFAULT

DESCRIPTION

D9:D8

Fine-tune the LPF cutoff frequency.

00 = -10%

01

01 = Nominal (default)

10 = Nominal

11 = +10%

D7:D4

1111

Sets the LPF RF Bandwidth.

0000 = 1.75MHz

0001 = 2.5MHz

0010 = 3.5MHz

0011 = 5.0MHz

0100 = 5.5MHz

0101 = 6.0MHz

0110 = 7.0MHz

0111 = 8.0MHz

1000 = 9.0MHz

1001 = 10.0MHz

1010 = 12.0MHz

1011 = 14.0MHz

1100 = 15.0MHz

1101 = 20.0MHz

1110 = 24.0MHz

1111 = 28.0MHz (default)

D3:D2

Sets the mode of the lowpass filter block. Active when Address 6 D<9> = 1.

00 = Rx Calibration

01

01 = Rx LPF (default)

10 = Tx LPF

11 = LPF Trim

Enables the TX input buffer, except for shutdown mode.

D1

0

1 = Enabled

0 = Disabled

Enables the lowpass filter, except for shutdown mode.

D0

0

1 = Enabled

0 = Disabled

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