LPC1837FET256,551 NXP Semiconductors, LPC1837FET256,551 Datasheet - Page 62

• 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 12.
T
LPC1850_30_20_10
Objective data sheet
Symbol
f
t
SCL
f
amb
=

40

Dynamic characteristic: I
C to +85
11.2 IRC and RTC oscillators
11.3 I
Parameter
SCL clock frequency
fall time

C.
[1]
Table 11.
T
[1]
[2]
Symbol
f
f
2
osc(RC)
i(RTC)
amb
Fig 17. Internal RC oscillator frequency versus temperature
C-bus
Parameters are valid over operating temperature range unless otherwise specified.
Typical ratings are not guaranteed. The values listed are at room temperature (25 C), nominal supply
voltages.
=

40
Conditions: Frequency values are typical values. 12 MHz  1 % accuracy is guaranteed for
2.7 V  V
to fall outside the 12 MHz  1 % accuracy specification for voltages below 2.7 V.

Parameter
internal RC oscillator
frequency
RTC input frequency
Dynamic characteristic: IRC and RTC oscillators
C to +85
2
C-bus pins
All information provided in this document is subject to legal disclaimers.
DD(IO)

C; <tbd>
Rev. 1.2 — 17 February 2011
 3.6 V and T
(X)
X
[3][4][5][6]
X
X
X
X
X
X
X

V
DD(IO)
amb
Conditions
Standard-mode
Fast-mode
Fast-mode Plus
of both SDA and
SCL signals
X
<tbd>
Standard-mode
Fast-mode
Fast-mode Plus
= 40 C to +85 C. Variations between parts may cause the IRC

Conditions
-
-
<tbd>.
X
[1]
X
32-bit ARM Cortex-M3 microcontroller
LPC1850/30/20/10
Min
0
0
0
-
20 + 0.1  C
-
X
Min
<tbd>
-
001aab173
X (X)
X
Typ
12.00
32.768
b
[2]
© NXP B.V. 2011. All rights reserved.
Max
100
400
1
300
300
120
Max
<tbd>
-
Unit
kHz
kHz
MHz
ns
ns
ns
62 of 87
Unit
MHz
kHz