LPC1774FBD208,551 NXP Semiconductors, LPC1774FBD208,551 Datasheet - Page 85
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LPC1774FBD208,551
Manufacturer Part Number
LPC1774FBD208,551
Description
IC MCU 32BIT 128KB FLASH 208LQFP
Manufacturer
NXP Semiconductors
Series
LPC17xxr
Datasheet
1.LPC1774FBD208551.pdf
(117 pages)
Specifications of LPC1774FBD208,551
Core Processor
ARM® Cortex-M3™
Core Size
32-Bit
Speed
120MHz
Connectivity
CAN, EBI/EMI, I²C, Microwire, 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
165
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Eeprom Size
2K x 8
Ram Size
40K x 8
Voltage - Supply (vcc/vdd)
2.4 V ~ 3.6 V
Data Converters
A/D 8x12b, D/A 1x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
208-LQFP
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
568-7567
LPC1774FBD208,551
LPC1774FBD208,551
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LPC1774FBD208,551
Manufacturer:
NXP Semiconductors
Quantity:
10 000
NXP Semiconductors
[1]
[2]
LPC178X_7X
Objective data sheet
Fig 19. Dynamic external memory interface signal timing (read access)
The data input set-up time has to be selected with the following margin:
t
The data input hold time has to be selected with the following margin:
t
su(D)
h(D)
+ sdram access time - board delay time - delay time of feedback clock 0.
+ delay time of feedback clock sdram access time board delay time 0.
CLKOUT
DYCS
DQM
RAS
CAS
WE
D
A
Table 18.
C
[1]
Symbol Parameter Conditions
t
d
L
t
t
t
d(CS)
d(RAS)
d(A)
= 30 pF, T
The programmable delay blocks are controlled by the EMCDLYCTL register in the EMC register block. All
delay times are incremental delays for each element starting from delay block 0. See the LPC178x/7x user
manual for details.
delay time
Dynamic characteristics: Dynamic external memory interface programmable
clock delays
amb
t
t
t
h(CS)
h(RAS)
h(A)
=
All information provided in this document is subject to legal disclaimers.
40
Programmable delay block 0
(CMDDLY or CLKOUTnDLY bit 0 = 1)
Programmable delay block 1
(CMDDLY or CLKOUTnDLY bit 1 = 1)
Programmable delay block 2
(CMDDLY or CLKOUTnDLY bit 2 = 1)
Programmable delay block 3
(CMDDLY or CLKOUTnDLY bit 3 = 1)
Programmable delay block 4
(CMDDLY or CLKOUTnDLY bit 4 = 1)
C to 85
Rev. 2 — 27 May 2011
t
d(CAS)
C, V
DD(REG)(3V3)
t
h(CAS)
= 3.0 V to 3.6 V.Values guaranteed by design.
32-bit ARM Cortex-M3 microcontroller
t
d(DQM)
t
su(D)
t
h(D)
[1]
[1]
[1]
[1]
[1]
Min
0.06 0.09
0.21 0.32
0.54 0.82
1.17 1.76
2.43 3.66
LPC178x/7x
Typ
© NXP B.V. 2011. All rights reserved.
002aag205
t
h(DQM)
Max
0.15
0.53
1.34
2.87
5.97
85 of 117
ns
ns
ns
ns
ns
Unit