LPC1857FET256,551 NXP Semiconductors, LPC1857FET256,551 Datasheet - Page 800
LPC1857FET256,551
Manufacturer Part Number
LPC1857FET256,551
Description
IC MCU 32BIT 1MB FLASH 256LBGA
Manufacturer
NXP Semiconductors
Series
LPC18xxr
Datasheets
1.LPC1830FET256551.pdf
(87 pages)
2.LPC1810FET100551.pdf
(2 pages)
3.LPC1810FET100551.pdf
(1164 pages)
Specifications of LPC1857FET256,551
Core Processor
ARM® Cortex-M3™
Core Size
32-Bit
Speed
150MHz
Connectivity
CAN, EBI/EMI, Ethernet, I²C, Microwire, SD/MMC, SPI, SSI, SSP, UART/USART, USB OTG
Peripherals
Brown-out Detect/Reset, DMA, I²S, LCD, Motor Control PWM, POR, PWM, WDT
Number Of I /o
80
Program Memory Size
1MB (1M x 8)
Program Memory Type
FLASH
Eeprom Size
-
Ram Size
136K x 8
Voltage - Supply (vcc/vdd)
2 V ~ 3.6 V
Data Converters
A/D 16x10b; D/A 1x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
256-LBGA
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LPC1857FET256,551
Manufacturer:
NXP Semiconductors
Quantity:
10 000
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Table 744. I2S transmit modes
<Document ID>
User manual
DAO bit
5
1
1
1
Fig 110. Typical transmitter master mode, with or without MCLK output
Fig 111. Transmitter master mode sharing the receiver reference clock
CCLK
I2STX_RATE[15:8]
I2STX_RATE[7:0]
TXMODE
bits [3:0]
0 0 0 0
0 0 1 0
0 1 0 0
Rate Divider
Fractional
X
8-bit
RX_REF
Y
Description
Typical transmitter slave mode. See
The I2S transmit function operates as a slave.
The transmit clock source is the TX_SCK pin.
The WS used is the TX_WS pin.
Transmitter slave mode sharing the receiver reference clock. See
The I2S transmit function operates as a slave.
The transmit clock source is RX_REF.
The WS used is the TX_WS pin.
4-wire transmitter slave mode sharing the receiver bit clock and WS. See
The I2S transmit function operates as a slave.
The transmit clock source is the RX bit clock.
The WS used is RX_WS ref.
I2STXBITRATE[5:0]
÷2
(1 to 64)
÷N
TX_REF
All information provided in this document is subject to legal disclaimers.
TX bit clock
I2STXBITRATE[5:0]
Rev. 00.13 — 20 July 2011
(1 to 64)
÷N
peripheral
(transmit )
TX bit clock
block
Figure
I
2
S
113.
TX_WS ref
peripheral
(transmit )
block
I
2
S
Chapter 35: LPC18xx I2S interface
I2STXMODE[3]
TX_WS ref
I2S_TX_SCK
I2S_TX_SDA
I2S_TX_WS
Figure
114.
Figure
UM10430
(Pin OE)
© NXP B.V. 2011. All rights reserved.
I2S_TX_SCK
I2S_TX_SDA
I2S_TX_WS
115.
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