C8051F52X Datasheet, PDF (19/220 Pages) Silicon Laboratories – 8/4/2 kB ISP Flash MCU Family

C8051F52x-53x
VREGIN
(2.7–5.25 V)
VDD
GND
LDO
(GPIO)
(VDD)
8
0
5
C2D
Debug HW
1
RST/C2CK
Reset
VDD
Monitor
XTAL1 _External
XTAL2 ^Oscillator
Circuit
WDT
C
o
System
Clock
r
e
Precision
Oscillator
±0.5%
SFR Bus
8 kB
Flash
256 bytes
RAM
UART0
SPI Bus
PCA(3 ch.)
Timers
0,1,2
Port 0,1
Latch
LIN 2.0
VREF
VDD
VREF
TEMP
SENSOR
A
M
U
X
P
0
C
R
O
S
D
r
v
S
B
P
A
1
R
D
r
v
Reference Voltage
5 V ADC
200 ksps
(12-Bit)
CP0
+
-
Figure 1.1. C8051F530 Block Diagram
P0.0/VREF
P0.1
P0.2
P0.3
P0.4/TX
P0.5/RX
P0.6/C2D
P0.7/XTAL1
P1.0/XTAL2
P1.1
P1.2/CNVSTR
P1.3
P1.4
P1.5
P1.6
P1.7
Rev. 0.3
19