SI2415-FTR Silicon Laboratories Inc, SI2415-FTR Datasheet - Page 67
SI2415-FTR
Manufacturer Part Number
SI2415-FTR
Description
Manufacturer
Silicon Laboratories Inc
Datasheet
1.SI2415-FTR.pdf
(74 pages)
Specifications of SI2415-FTR
Lead Free Status / Rohs Status
Supplier Unconfirmed
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9. Pin Descriptions: Si2457/34/15/04 (24-Pin Option)
Pin #
5, 21
6, 20
7,19
1
2
3
4
8
9
CLKOUT/EECS/A0 Clock Output/EEPROM Chip Select/Address Bit 0.
CLKIN/XTALI
FSYNC/D6
VDA, VDB
Pin Name
RXD/RD
RTS/D7
XTALO
VD3.3
GND
Clock Input/Crystal Oscillator Pin.
Provides support for parallel resonant AT cut crystals. A 4.9152 MHz crystal or a
4.9152 or 27 MHz clock on XTALI is required.
Crystal Oscillator Pin.
Serves as the output of the crystal amplifier.
Clock output in serial mode. Active low read/write enable for SPI EEPROM in
serial mode when pin 4 is pulled low during powerup. Address Enable in parallel
mode.
Frame Sync/Data Bit.
Frame Sync output to codec in serial mode. Bidirectional parallel bus data bit 6 in
parallel mode.
Digital Supply Voltage.
Provides the 3.3 V supply voltage to the Si2457/34/15/04.
Ground.
Connects to the system digital ground.
Regulator Voltage Reference.
Connects to an external capacitor and serves as the reference for the internal
voltage regulator.
Request to Send/Data Bit.
Active low request to send input used for flow control in serial mode. Bidirectional
parallel bus data bit 7 in parallel mode.
Receive Data/Read Enable.
Data output to DTE RXD pin in serial mode. Active low read enable pin in parallel
mode.
CLKOUT/EECS/A0
CLKIN/XTALI
FSYNC/D6
TXD/WR
RXD/RD
CTS/CS
RTS/D7
XTALO
RESET
VD3.3
GND
VDA
Si2457/34/15/04
1
10
11
12
Rev. 1.1
2
3
4
5
6
7
8
9
24
23
22
20
19
18
17
16
15
14
13
21
Description
ESC/D3
GND
SDI/EESD/D2
RI/D1
INT/DO
SDO/EECLK/D5
DCD/D4
VD3.3
VDB
C1A
C2A
AOUT/INT
Si2457/34/15/04
67
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