參數(shù)資料
型號(hào)： 0W888-002-XTP
廠商： ON SEMICONDUCTOR
元件分類： 數(shù)字信號(hào)處理
英文描述： BelaSigna 250 - 16 bit Audio Processor, Full Stereo 2-in, 2-out; Package: LFBGA 64, 7x7; No of Pins: 64; Container: Tape and Reel; Qty per Container: 1500
中文描述： 0-BIT, 50 MHz, MIXED DSP, PBGA64
封裝： 7 X 7 MM, GREEN, LFBGA-64
文件頁(yè)數(shù)： 30/34頁(yè)
文件大?。?/td> 935K
代理商： 0W888-002-XTP
Rev. 7 | Page 5 of 34 | www.onsemi.com
BelaSigna 250
A total of 49 active pins are present on this CABGA package of BelaSigna 250. A description of these pads is given in Table 2.
Table 2: CABGA Pin Descriptions
Pad Index
BelaSigna 250 Pad Name
Description
I/O
A/D
H7
VBAT
Power supply
I
A
J6
AGND
Analog ground
N/A
A
H5
AGND
Internally connected to J6
N/A
A
H6
AGND
Internally connected to J6
N/A
A
H8
RCVRBAT
Digital output power supply
I
A
G8
RCVRGND
Digital output ground
N/A
A
D9
VDDC
Digital core power supply
O
D
C3
VDDC
Internally connected to D9
O
D
C8
GNDC
Digital core ground
N/A
D
J5
VREG
Regulated microphone power supply
O
A
J1
VDBL
Doubled voltage output
O
A
F1
SPI_CS
SPI chip select
O
D
G2
SPI_CLK
SPI Clock
O
D
F2
SPI_SERO
SPI serial output
O
D
E1
SPI_SERI
SPI serial input
I
D
H1
CAP0
Charge pump capacitor connection
N/A
A
G1
CAP1
Charge pump capacitor connection
N/A
A
J2
AI0
Microphone input
I
A
H3
AI1/LOUT
Microphone input / line-out audio output
I/O
A
J4
AI2
Microphone input
I
A
H4
AI3
Microphone input
I
A
J3
AIR
Audio input reference
N/A
A
G9
RCVR0+
Digital output 0 positive output
O
A
H9
RCVR0-
Digital output 0 negative output
O
A
J9
AO0/RCVR1+
Analog output 0 / digital output 1 positive output
O
A
J8
AO1/RCVR1-
Analog output 1 / digital output 1 negative output
O
A
J7
AOR
Analog output reference
N/A
A
B9
DEBUG_RX
RS-232 serial input
I
D
A9
DEBUG_TX
RS-232 serial output
O
D
C9
EXT_CLK
External clock input / internal clock output
I/O
D
A7
TWSS_CLK
Two-wire synchronous serial clock
I/O
D
A8
TWSS_DATA
Two-wire synchronous serial data
I/O
D
E8
GPIO[0] / I2S_FD
General-purpose input or output / I2S digital frame
I/O
D
E9
GPIO[1] / I2S_IND
General-purpose input or output / I2S digital input
I/O
D
F8
GPIO[2] / I2S_INA
General-purpose input or output / I2S analog input
I/O
D
F9
GPIO[3] / NCLK_DIV_RESET / I2S_FA
General-purpose input or output / I2S analog frame
I/O
D
D2
GPIO[4] / LSAD [0] / I2S_OUTD
General-purpose input or output / low-speed A/D input / I2S digital output
I/O
A/D
D1
GPIO[5] / LSAD[1] / I2S_OUTA
General-purpose input or output / low-speed A/D input / I2S analog output
I/O
A/D
C1
GPIO[6] / LSAD[2]
General-purpose input or output / low-speed A/D input
I/O
A/D
B1
GPIO[7] / LSAD[3]
General-purpose input or output / low-speed A/D input
I/O
A/D
A1
GPIO[8] / LSAD[4] / UART_TX
General-purpose input or output / low-speed A/D input / UART output
I/O
A/D
A2
GPIO[9] / LSAD[5] / UART_RX
General-purpose input or output / low-speed A/D input / UART input
I/O
A/D
A3
GPIO[10] / UCLK
General-purpose input or output / user clock
I/O
D
B4
GPIO[11] / PCM_CLK
General-purpose input or output / PCM clock
I/O
D
A4
GPIO[12] / PCM_SERI
General-purpose input or output / PCM serial input
I/O
D
B5
GPIO[13] / PCM_SERO
General-purpose input or output / PCM serial output
I/O
D
A5
GPIO[14] / PCM_FRAME
General-purpose input or output / PCM frame
I/O
D
A6
GPIO[15]
General-purpose input or output
I/O
D
B8
RESERVED
N/A
Note: There are 8 unlisted pads that must be left unconnected. (B2, B3, B6, B7, C2, D8, E2, H2)
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