srf-2724cs RF Micro Devices, srf-2724cs Datasheet - Page 17

• Manufacturer Part Number: srf-2724cs
• Description: 2.4ghz Low-if 1.5mbps Fsk Transceiver
• Manufacturer: RF Micro Devices

Table 3: Register 0 - PLL Configuration Register
Table 4: Register 1 - Channel Frequency Register
Prelim DS090410
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Name
Name
CHQ11
CHQ10
CHQ9
CHQ8
CHQ7
CHQ6
CHQ5
CHQ4
CHQ3
CHQ2
CHQ1
CHQ0
TXCW
ADR1
ADR0
ADR1
ADR0
RCLP
AOUT
LVLO
TXM
RD0
QPP
TPC
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Proposed
Channel Frequency select bits
Reference Frequency Select
PLL Charge Pump Polarity
Transmit Power Control
Low Voltage Lockout
TX RF Output Mode
Transmit Test Mode
RSSI Clip Disable
MSB Address Bit
MSB Address Bit
LSB Address Bit
LSB Address Bit
Description
Description
Analog Output
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
1: PAON De-asserted for VCCA < 2.65V. Reset on RXON high
1:12.288MHz nominal reference frequency (preferred)
0: For fc<fref, charge pump sources current
0: 6.144MHz nominal reference frequency
1: For fc<fref, charge pump sinks current
1: CW (no modulation in Transmit mode)
0: AOUT pin is Transmit Power Control
1: TX RF Output follows PAON signal
0: TX RF Output always on TX mode
0: RSSI clipped to 1.9V at -15dBm
0: FSK modulation Transmit mode
1: AOUT pin is Analog Data Out
0: AOUT pin pulled to ground
1: AOUT pin high impedance
Divide ratio= f
Set all bits to 0 (zero)
Set all bits to 0 (zero)
0: PAON Undisturbed
1: RSSI not clipped
SRF-2724CS
Definition
Definition
ADR1=0
ADR0=0
ADR1=0
ADR0=1
Set to 0
Set to 0
c
/1.024
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