CC1020_16 Datasheet, PDF (6/95 Pages) Texas Instruments – Low-Power RF Transceiver for Narrowband Systems

CC1020
SWRS046H – NOVEMBER 2006 – REVISED MARCH 2015
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PIN NO.
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
PIN NAME
PA_EN
AVDD
R_BIAS
AVDD
RF_IN
AVDD
RF_OUT
AVDD
AVDD
VC
AGND
AD_REF
AVDD
CHP_OUT
AVDD
DGND
DVDD
PSEL
Table 3-1. Pin Attributes⁽¹⁾⁽²⁾ (continued)
TYPE
Digital output
Power (analog)
Analog output
Power (analog)
RF Input
Power (analog)
RF output
Power (analog)
Power (analog)
Analog input
Ground (analog)
Power (analog)
Power (analog)
Analog output
Power (analog)
Ground (digital)
Power (digital)
Digital input
DESCRIPTION
General digital output. Can be used for controlling an external PA if higher
output power is needed.
Power supply (3 V typical) for global bias generator and IF anti-alias filter
Connection for external precision bias resistor (82 kΩ, ±1%)
Power supply (3 V typical) for LNA input stage
RF signal input from antenna (external AC-coupling)
Power supply (3 V typical) for LNA
RF signal output to antenna
Power supply (3 V typical) for LO buffers, mixers, prescaler, and first PA
stage
Power supply (3 V typical) for VCO
VCO control voltage input from external loop filter
Ground connection (0 V) for analog modules (guard)
3 V reference input for ADC
Power supply (3 V typical) for charge pump and phase detector
PLL charge pump output to external loop filter
Power supply (3 V typical) for ADC
Ground connection (0 V) for digital modules (guard)
Power supply connection (3 V typical) for digital modules
Programming chip select, active low, for configuration interface. Internal
pullup resistor.
6
Terminal Configuration and Functions
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