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bc01b-ds-003d
Product Data Sheet
Production Information
Page 5 of 15
Terminal Name
Pad Type
Description
Ball
RF_IN
-
Receiver RF input
E1
Transmitter RF output
G1
Radio
TX_B
-
Transmitter RF output (complement of TX_A)
F1
PIO[1] / TXEN
Bidirectional
pulled down
Control output for external switch or PA (if fitted)
F3
PIO[0] / RXEN
Bidirectional
pulled down
Control output for external switch or LNA
(if fitted)
D2
TX_PWR
Current DAC output to set external PA level
D1
XTAL_IN
Sense for crystal or external clock input
J4
XTAL_OUT
Drive for crystal
J3
Synthesiser and Oscillator
A[17:0]
Address bus for external memory
(1)
WEB
Write Enable for external memory (active low)
A7
Data bus for external memory
External Memory Port
REB
Read Enable for external memory (active low)
G9
CSB
Chip Select for external memory (active low)
F9
PCM_SYNC
Synchronous data strobe
B5
PCM_IN
Synchronous 8kss-1 data input
C5
Synchronous data clock
D5
PCM Interface
PCM_OUT
Synchronous 8kss-1 data output
E3
-
-
LOOP_FILTER
Synthesiser external loop filter
H2
CMOS output
D[15:0]
Bidirectional
CMOS output
CMOS output
CMOS output
(1)
Bidirectional
pulled down
CMOS input
pulled down
CMOS output
-
TX_A
-
Current DAC
PCM_CLK
Bidirectional
pulled down
Note:
(1)
See Address and Data Bus tables at the end of this section.
Device Terminal Functions
Device Terminal Functions