1
E02860E43
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any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
CXN1000
Description
The CXN1000 is a fully integrated Class 2 radio and baseband module conforming to ver. 1.1 of the Bluetooth
TM
specification.
Features
UART, USB, PCM codec, PIO, and AIO interfaces, enabling a wide range of applications.
Small package: 11
11
2.2mm
4M-bit or 8M-bit on-module flash memory options
Voltage regulator options: either on-module or external 1.8V regulator supported
The CXD3251GL is fully compatible with the Bluecore2-EXT from CSR
Support for up to 7 slaves from a single master
Channel quality driven data rate
General Specifications
Product name:
Bluetooth
TM
module
Model number:
CXN1000-3
L
Antenna connector impedance:
50
External interfaces:
UART, USB, PCM, PIO, AIO
Supply voltage:
2.7 to 3.6V
Package dimensions:
11.0
11.0
2.2mm
An external 1.8 0.1V power supply is required for modules without internal voltage regulator (customer option).
Block Diagram
Bluetooth
TM
Module
ANT
Balun
BPF
32MHz
X'tal
Flash Memory
CXD3251GL
UART
USB
PCM
SPI
PIO, AIO
V
DD
: 1.8V
V
DD
: 3V
RX
TX
Regulator
3AAL, 3CAL ... 4M-bit
3BAL, 3DAL ... 8M-bit
Integrated in 3AAL and
3BAL versions only
Bluetooth
TM
is a trademark owned by Bluetooth SIG, Inc. and licensed to Sony.
2
CXN1000
Pin Description
Pin Configuration
1
2
3
4
5
6
7
8
27
26
24
23
22
21
20
19
29
18
30
17
31
16
32
15
33
14
34
13
35
12
36
11
Bottom View
9
10
28
25
No.
Name
Type
Description
1
2
3
4
5
6
7
8
9
10
11
12
13
14
GND
V
DD
3.0
CE
V
DD
1.8
PD-RST
PIO_4/USB_ON
PIO_3/
USB_WAKE_UP
PIO_6
PIO_8
GND
RF
GND
PIO_7
AIO_0
GND
V
DD
CMOS input
Monitor Output/V
DD
CMOS input with 1k
pull-down
Bi-directional with programmable
weak internal pull-up/down
Bi-directional with programmable
weak internal pull-up/down
Bi-directional with programmable
weak internal pull-up/down
Bi-directional with programmable
weak internal pull-up/down
GND
Analog
GND
Bi-directional with programmable
weak internal pull-up/down
Bi-directional
Ground.
Supply voltage 3.0V.
1.8V regulator control.
Regulator on at high.
1.8V monitor(-3AAL/-3BAL)/Input 1.8V(-3CAL/
-3DAL)
Reset at high. Input is debounced, so this pin
should be high for 5ms or more to cause a reset.
Programmable I/O line or USB on.
Programmable I/O line or output goes high to
wake up PC when in USB mode.
Programmable I/O line.
Programmable I/O line.
Ground.
RF input/output.
Ground.
Programmable I/O line.
Programmable I/O line.
3
CXN1000
No.
Name
Type
Description
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
SPI_CSB
SPI_MISO
SPI_CLK
SPI_MOSI
GND
GND
AIO_1
PCM_CLK
PCM_OUT
PCM_SYNC
PCM_IN
USB
USB+
GND
UART_RX
UART_TX
UART_RTS
UART_CTS
PIO_10
PIO_9
PIO_11
PIO_5/
USB_DETACH
CMOS input with weak internal
pull-up
CMOS output, tristatable with
weak internal pull-down
CMOS input with weak internal
pull-down
CMOS input with weak internal
pull-down
GND
GND
Bi-directional
Bi-directional with weak internal
pull-down
CMOS output, tristatable with
weak internal pull-down
Bi-directional with 100k
pull-down
CMOS input with weak internal
pull-down
Bi-directional
Bi-directional
GND
CMOS input with weak internal
pull-down
CMOS output
CMOS output, tristatable with
weak internal pull-up
CMOS input with weak internal
pull-down
Bi-directional with programmable
weak internal pull-up/down
Bi-directional with programmable
weak internal pull-up/down
Bi-directional with programmable
weak internal pull-up/down
Bi-directional with programmable
weak internal pull-up/down
Chip select for Serial Peripheral Interface,
active low.
Serial Peripheral Interface data output.
Serial Peripheral Interface clock.
Serial Peripheral Interface data input.
Ground.
Ground.
Programmable I/O line.
Synchronous data clock.
Synchronous data output.
Synchronous data sync.
Synchronous data input.
USB data minus.
USB data plus.
Ground.
UART data input, active high.
UART data output, active high.
UART request to send, active low.
UART clear to send, active low.
Programmable I/O line.
Programmable I/O line.
Programmable I/O line.
Programmable I/O line or chip detaches from
USB when this input is high.
4
CXN1000
Product Name Specifications
CXN1000-3
1
2
L
1
See table below
2
Firmware version
1.8V regulator
Integrated
Not integrated
(external 1.8V supply)
4M-bit
CXN1000-3AAL
CXN1000-3CAL
8M-bit
CXN1000-3BAL
CXN1000-3DAL
Flash memory size
5
CXN1000
Electrical Characteristics
Absolute Maximum Ratings
Item
Storage temperature
Supply voltage
Max.
+85
1.90
3.60
Min.
40
0.40
0.40
Unit
C
V
V
Recommended Operating Conditions
Item
Operating temperature range
Supply voltage
Max.
+85
1.90
3.60
Min.
40
1.70
2.70
Unit
C
V
V
Input/Output Terminal Characteristics
(Temperature: 40 to +85C)
This I/O pin characteristics is the CXD3251GL IC specifications used internally of the CXN1000.
Digital Terminals
Input Voltage
V
IL
input logic level low
V
IH
input logic level high
Output Voltage
V
OL
output logic level low
(I
O
= 4.0mA)
V
OH
output logic level high
(I
O
= 4.0mA)
Input and Tristate Current
Weak pull-up
Weak pull-down
I/O pad leakage current
C
I
input capacitance
Unit
V
V
V
V
A
A
A
pF
V
DD
1.8
V
DD
3.0
V
DD
1.8
V
DD
3.0
V
DD
3.0 = 3.0V
V
DD
3.0 = 3.0V
V
DD
3.0 = 3.0V
Typ.
--
--
1
1
0
--
Min.
0.4
0.7
V
DD
3.0
--
V
DD
3.0 0.2
5
0
1
2.5
Max.
0.8
V
DD
3.0 + 0.4
0.2
--
0
5
1
10
(Only for CXN1000-CAL and CXN1000-3DAL)
(Only for CXN1000-CAL and CXN1000-3DAL)
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