LPC11A14FBD48/301, NXP Semiconductors, LPC11A14FBD48/301, Datasheet - Page 56

• Manufacturer Part Number: LPC11A14FBD48/301,
• Description: ARM Microcontrollers - MCU CortexM0 32bit 32KB
• Manufacturer: NXP Semiconductors

Specifications of LPC11A14FBD48/301,

• Rohs: yes
• Core: ARM Cortex M0
• Processor Series: LPC11A
• Data Bus Width: 32 bit
• Maximum Clock Frequency: 50 MHz
• Program Memory Size: 32 KB
• Data Ram Size: 8 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 2.6 V to 3.6 V
• Package / Case: LQFP-48
• Mounting Style: SMD/SMT
• Factory Pack Quantity: 250

NXP Semiconductors
Table 16.
2.6 V <= V
[1]
[2]
[3]
[4]
LPC11AXX
Product data sheet
Symbol
SPI master (in SPI mode)
T
t
t
t
t
SPI slave (in SPI mode)
T
t
t
t
t
DS
DH
v(Q)
h(Q)
DS
DH
v(Q)
h(Q)
Fig 23. I
cy(clk)
cy(PCLK)
T
main clock frequency f
and the SPI CPSDVSR parameter (specified in the SPI clock prescale register).
T
T
T
cy(clk)
amb
cy(clk)
amb
SDA
SCL
= 40 C to 85 C.
= 25 C; for normal voltage supply range: V
DD(3V3)
= (SSPCLKDIV  (1 + SCR)  CPSDVSR) / f
= 12  T
2
C-bus pins clock timing
Dynamic characteristics of SSP pins in SPI mode
Parameter
clock cycle time
data set-up time
data hold time
data output valid time in SPI mode
data output hold time in SPI mode
PCLK cycle time
data set-up time
data hold time
data output valid time in SPI mode
data output hold time in SPI mode
70 %
30 %
S
10.7 SSP interfaces
t
= V
cy(PCLK)
f
DD(IO)
t
f
main
.
70 %
30 %
<= 3.6 V.
, the SPI peripheral clock divider (SSPCLKDIV), the SPI SCR parameter (specified in the SSP0CR0 register),
1 / f
SCL
Conditions
full-duplex mode
when only transmitting
in SPI mode
in SPI mode
in SPI mode
in SPI mode
t
HD;DAT
70 %
30 %
70 %
30 %
All information provided in this document is subject to legal disclaimers.
t
SU;DAT
DD(io) = vdd(3v3)
Rev. 4 — 30 October 2012
main
. The clock cycle time derived from the SPI bit rate T
70 %
30 %
[1]
[1][1]
[1][2]
[1][2]
[1][2]
[1][2]
[3][4]
[3][4]
[3][4]
[3][4]
= 3.3 V.
t
LOW
Min
50
40
15
0
-
0
20
0
3  T
-
-
cy(PCLK)
t
HIGH
32-bit ARM Cortex-M0 microcontroller
+ 4
70 %
30 %
t
VD;DAT
Typ
-
-
-
-
-
-
-
-
-
-
Max
-
-
-
10
-
-
-
3  T
2  T
-
cy(PCLK)
cy(PCLK)
LPC11Axx
cy(clk)
© NXP B.V. 2012. All rights reserved.
is a function of the
+ 11
+ 5
002aaf425
56 of 84
ns
ns
ns
ns
ns
ns
ns
Unit
ns
ns
ns
ns