LPC1837FET256,551 NXP Semiconductors, LPC1837FET256,551 Datasheet - Page 980

• Manufacturer Part Number: LPC1837FET256,551
• Description: Microcontrollers (MCU) 32BIT ARM CORTEX-M3 MCU 136KB SRAM
• Manufacturer: NXP Semiconductors
• Series: LPC18xxr

Specifications of LPC1837FET256,551

• Core: ARM Cortex M3
• 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, 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: Details
• Other names: 935293795551

NXP Semiconductors
Table 928. Clock sources for output stages
<Document ID>
User manual
Clock sources
32 kHz oscillator no
IRC 12 MHz
ENET_RX_CLK
Output stages (d = default clock source)
d
no
no
no
no
Table 926. CGU0 base clocks
[1]
Table 927
Table 927. Clock sources for clock generators with selectable inputs
Number Name
13
14
15
16
17
18
19
20
Clock sources
32 kHz oscillator
IRC 12 MHz
ENET_RX_CLK
ENET_TX_CLK
GP_CLKIN
Crystal oscillator
PLL0 (USB0)
PLL1
IDIVA
IDIVB
IDIVC
IDIVD
IDIVE
-
-
-
Maximum frequency that guarantees stable operation of the LPC18xx.
yes yes yes -
d
yes yes yes -
BASE_SDIO_CLK
BASE_SSP0_CLK
BASE_SSP1_CLK
BASE_UART0_CLK
BASE_UART1_CLK
BASE_UART2_CLK
BASE_UART3_CLK
BASE_OUT_CLK
shows all available input clock sources for each clock generator.
d
All information provided in this document is subject to legal disclaimers.
d
Clock generators
PLL0
(USB0)
yes
yes
yes
yes
yes
yes
no
yes
yes
yes
yes
yes
yes
-
Rev. 00.13 — 20 July 2011
yes yes yes yes yes -
d
yes yes yes yes yes -
PLL1
yes
yes
yes
yes
yes
yes
yes
no
yes
yes
yes
yes
yes
…continued
d
d
Frequency
[1]
150 MHz
150 MHz
150 MHz
150 MHz
150 MHz
150 MHz
150 MHz
150 MHz
IDIVA
/4
yes
yes
yes
yes
yes
yes
yes
yes
no
no
no
no
no
d
d
-
IDIVB
/16
yes
yes
yes
yes
yes
yes
no
yes
yes
no
no
no
no
Description
Base clock for SDIO card reader
Base clock for SSP0
Base clock for SSP1
Base clock for UART0
Base clock for UART1
Base clock for UART2
Base clock for UART3
Base clock for CLKOUT pin
yes yes yes yes yes yes yes yes
d
yes yes yes yes yes yes yes yes
d
IDIVC
/16
yes
yes
yes
yes
yes
yes
no
yes
yes
no
no
no
no
d
Chapter 42: Appendix
d
IDIVD
/16
yes
yes
yes
yes
yes
yes
no
yes
yes
no
no
no
no
UM10430
© NXP B.V. 2011. All rights reserved.
d
d
IDIVE
/256
yes
yes
yes
yes
yes
yes
no
yes
yes
no
no
no
no
980 of 1164
d
d