STA2500DTR STMICROELECTRONICS [STMicroelectronics], STA2500DTR Datasheet - Page 14

• Manufacturer Part Number: STA2500DTR
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Pinout
Table 13.
14/57
Clock and reset pins
BT_RESETN
BT_REF_CLK_IN
BT_LP_CLK
SW initiated low power mode
UART interface
PCM interface
JTAG interface
BT_CLK_REQ_OUT_1 C4
BT_CLK_REQ_OUT_2 G7
BT_HOST_WAKEUP/
BT_CLK_REQ_IN_1
BT_CLK_REQ_IN_2
BT_UART_RXD/
BT_PCM_SYNC
BT_UART_TXD/
BT_UART_CTS/
BT_UART_RTS/
BT_PCM_CLK
BT_WAKEUP
BT_SPI_CSN
BT_SPI_CLK
BT_SPI_INT
BT_SPI_DO
BT_GPIO_9
BT_PCM_A
BT_PCM_B
BT_SPI_DI
Name
For the output pin the default drive capability is 2 mA, except for pin K3 (BT_GPIO_11) and
pin L3 (BT_GPIO_8) where it is 8 mA such that when used for Class 1, these 2 pins can be
used for a switch control in a cheaper way.
The STA2500D pin list (functional and supply)
D3
D6
G3
E6
G6
F7
F5
F6
G4
F4
C2
D1
D2
E1
C5
B1
Pin
#
Clock request input (Active high)
Wake-up signal to Host or SPI interrupt
Global reset - active low
Reference clock input
Low power clock input
Wake-up signal to Host (Active high or Active
low, depending on configuration pins)
Wake-up signal to Host. Active low
(SPI mode only)
Clock request input (Active low)
Wake-up signal to Bluetooth (Active high)
UART receive data
SPI data in
UART transmit data
SPI data out
UART clear to send
SPI clock
UART request to send
SPI chip select
PCM frame signal
PCM clock signal
PCM data
PCM data
JTAG_TDI or GPIO
Doc ID 16067 Rev 1
Description
(3)
I/O
Type
I/O
I/O
I/O
-
-
-
I
(4)
(4)
(4)
-
Input
-
Input PD/PU,
depends on
config
Input PU
Input PD
Input PU
Input PD
Input
Input PD
Input PU
Input PD
Input PU
Reset
(5)
(6)
(1)
Input
Output
depends on
config
I/O depends
on config
Input PD
Input PU
Output
Input
Input PD
Input PD
Output high
Input PD
Input PU
Input PD
Output low
Input PU
Input PD
Input PU
after reset
STA2500D
Default
(6)
(2)