C8051F230
8K Flash, 256 RAM, 48-Pin MCU
PRELIMINARY
Port 0
Latch
Port 1
Latch
JTAG
Logic
TCK
TMS
TDI
TDO
UART
8kbyte
FLASH
256 byte
RAM
VDD
Monitor
SFR Bus
Port 2
Latch
Port 3
Latch
8
0
5
1
C
o
r
e
Timer 0
Timer 1
Timer 2
CP0
CP1
P1.0/CP0+
P1.1/CP0-
P1.2/CP0
P1.3/CP1+
P1.4/CP1-
P1.5/CP1
P1.6/SYSCLK
P1.7
P
1
D
r
v
P0.0/TX
P0.1/RX
P0.2//INT0
P0.3//INT1
P0.4/T0
P0.5/T1
P0.6/T2
P0.7/T2EX
P
0
D
r
v
P3.0
P3.1
P3.2
P3.3
P3.4
P3.5
P3.6
P3.7
P
3
D
r
v
P2.0/SCK
P2.1/MISO
P2.2/MOSI
P2.3/NSS
P2.4
P2.5
P2.6
P2.7
P
2
D
r
v
CP0+
CP0-
CP1+
CP1-
P
0
M
U
X
VDD
VDD
GND
GND
Reset
/RST
XTAL1
XTAL2
External
Oscillator
Circuit
System Clock
Internal
Oscillator
Analog/Digital
Power
Debug HW
P
1
M
U
X
CP0
CP1
P
2
M
U
X
SPI
NC
NC
NC
NC
MONEN
WDT
SYSCLK
8051-COMPATIBLE
C Core
-
Pipelined Instruction Architecture; Executes 70%
of Instructions in 1 or 2 System Clocks
-
Up to 25MIPS Throughput with 25MHz Clock
-
Expanded Interrupt Handler
MEMORY
-
256 Bytes Data RAM
-
8k Bytes FLASH; In-System Programmable in 512
byte Sectors
DIGITAL PERIPHERALS
-
32 Port I/O (All 5V tolerant with High Sink Current)
-
Hardware SPI
TM
and UART Serial Ports Available
Concurrently
-
Three General Purpose 16-bit Counter/Timers
-
Dedicated Watch-Dog Timer; Bi-directional Reset
CLOCK SOURCES
-
Internal Programmable Oscillator (2 to 16MHz)
-
External Oscillator: Crystal, RC, C, or Clock
-
Can Switch Between Clock Sources on-the-fly;
Useful in Power Saving Modes
SPI is a trademark of Motorola, Inc.
ANALOG PERIPHERALS
Two Comparators
-
Programmable Hysteresis
-
Configurable to Generate Interrupts or Reset
VDD Monitor and Brown-out Detector
ON-CHIP JTAG DEBUG
-
On-Chip Debug Circuitry Facilitates Full Speed,
Non-Intrusive In-System Debug (No Emulator
Required!)
-
Provides Breakpoints, Single Stepping,
Watchpoints, Stack Monitor
-
Inspect/Modify Memory and Registers
-
Superior Performance to Emulation Systems Using
ICE-Chips, Target Pods, and Sockets
-
Low Cost, Complete Development Kit
SUPPLY VOLTAGE ......................2.7V to 3.6V
-
Typical Operating Current: 9mA @ 25MHz
-
Typical Stop Mode Current: <0.1uA
Temperature Range: 40
C to +85C
48-Pin TQFP Package
7.15.2002
C8051F230
8K Flash, 256 RAM, 48-Pin MCU
PRELIMINARY
SELECTED ELECTRICAL SPECIFICATIONS T
A
= -40
C to +85C, VDD = 2.7V unless otherwise specified.
PARAMETER CONDITIONS
MIN
TYP
MAX
UNITS
GLOBAL CHARACTERISTICS
Supply
Voltage
2.7 3.6
V
Supply Current (CPU
active)
Clock=25MHz
Clock=1MHz
Clock=32kHz; VDD Monitor Disabled
9
0.4
11
mA
mA
A
Supply Current (shutdown)
Oscillator not running; VDD Monitor
Enabled
Oscillator not running; VDD Monitor
Disabled
10
0.1
A
A
Clock Frequency Range
DC
25
MHz
COMPARATORS
Supply
Current
(each
comparator)
1.5 A
Response Time
(CP+) (CP-) = 100mV
4.0
s
PACKAGE INFORMATION
A
A1
A2
b
D
D1
e
E
E1
-
0.05
0.95
0.17
-
-
-
-
-
-
-
1.00
0.22
9.00
7.00
0.50
9.00
7.00
1.20
0.15
1.05
0.27
-
-
-
-
-
MIN
(mm)
NOM
(mm)
MAX
(mm)
E
E1
D
D1
48
1
A1
e
b
PIN 1
IDENTIFIER
A2
A
C8051F226DK DEVELOPMENT KIT
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