Small Form Factor
Copyright 2005 by Silicon Laboratories
9.14.2005
UART
16 kB
FLASH
256 byte
SRAM
POR
SFR Bus
8
0
5
1
C
o
r
e
Reset
/RST/C2CK
External
Oscillator
Circuit
Debug HW
Brown-
Out
Analog/Digital
Power
P
0
D
r
v
1 kB
SRAM
XTAL1
XTAL2
P0.0/VREF
P0.1
P0.2/XTAL1
P0.3/XTAL2
P0.4/TX
P0.5/RX
P0.6/CNVST
P0.7
SPI
VDD
GND
C
R
O
S
S
B
A
R
P
1
D
r
v
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
Port 0
Latch
SMBus
Timer
0,1,2,3 /
RTC
Port 1
Latch
2%
Internal
Oscillator
System Clock
P
2
D
r
v
P
3
D
r
v
P2.0
P2.1
P2.2
P2.3
P2.4
P2.5
P3.0/C2D
10-bit
200 ksps
ADC
A
M
U
X
AIN0AIN20
VREF
VDD
CP1
+
-
Temp
VDD
CP0
+
-
C2D
Port 2
Latch
Port 3
Latch
PCA/
WDT
C8051F316
25 MIPS, 16 kB Flash,10-Bit ADC, 24-Pin Mixed-Signal MCU
Analog Peripherals
10-Bit ADC
-
1 LSB INL; no missing codes
-
Programmable throughput up to 200 ksps
-
Up to 13 external inputs
-
VREF from external pin or VDD
-
Internal or external start of conversion sources
-
Data-dependent windowed interrupt generator
Built-in temperature sensor (3 C)
Comparator
-
Programmable hysteresis and response time
-
Configurable to generate interrupts or reset
-
Low current (<0.5 A)
POR/Brown-Out Detector
On-Chip Debug
-
On-chip debug circuitry facilitates full speed, non-intrusive in-system
debug (no emulator required)
-
Provides breakpoints, single stepping, watchpoints
-
Inspect/modify memory, registers, and stack
-
Superior performance to emulation systems using ICE-chips, target
pods, and sockets
Supply Voltage: 2.7 to 3.6 V
-
Typical operating current: 5 mA at 25 MHz
-
Typical: 11 A at 32 kHz
-
Target stop mode current: <0.1 A
Temperature Range: 40 to +85 C
High-Speed 8051 C Core
-
Pipelined instruction architecture; executes 70% of instructions in 1 or 2
system clocks
-
Up to 25 MIPS throughput with 25 MHz system clock
-
Expanded interrupt handler
Memory
-
1280 bytes data RAM (1024 + 256)
-
16 kB Flash; in-system programmable in 512-byte sectors (512 bytes
are reserved)
Digital Peripherals
-
21 port I/O; all are 5 V tolerant
-
1 Enhanced Hardware SMBusTM (I2CTM compatible) and UART serial
port
-
Programmable 16-bit counter/timer array with three capture/compare
modules, WDT
-
5 general-purpose 16-bit counter/timers
-
Dedicated watchdog timer; bidirectional reset
-
Real-time clock mode for maximum power saving
Clock Sources
-
Internal oscillator: 24.5 MHz, 2% accuracy supports UART operation
-
External oscillator: Crystal, RC, C, or Clock (1 or 2 pin modes)
-
Can switch between clock sources on-the-fly
Package
-
24-pin QFN (lead-free package)
Small Form Factor
Copyright 2005 by Silicon Laboratories
9.14.2005
Silicon Laboratories and Silicon Labs are trademarks of Silicon Laboratories Inc.
Other products or brandnames mentioned herein are trademarks or registered trademarks of their respective holders
C8051F316
25 MIPS, 16 kB Flash,10-Bit ADC, 24-Pin Mixed-Signal MCU
Selected Electrical Specifications
(T
A
= 40 to +85 C, V
DD
= 2.7 V unless otherwise specified)
Parameter
Conditions
Min
Typ
Max
Units
Global Characteristics
Supply Voltage
2.7
--
3.6
V
Supply Current
Clock = 25 MHz
Clock = 1 MHz
Clock = 32 kHz; V
DD
Monitor
Disabled
--
--
--
6.4
0.36
9
--
--
--
mA
mA
A
Supply Current
(shutdown)
Oscillator off; V
DD
Monitor Enabled
Oscillator off; V
DD
Monitor Disabled
--
10
<0.1
--
A
A
Clock Frequency Range
DC
--
25
MHz
Internal Oscillator
Frequency
24.0
24.5
25
MHz
A/D Converter
Resolution
--
10
--
bits
Integral Nonlinearity
--
0.5
+1
LSB
Differential Nonlinearity
Guaranteed Monotonic
--
0.5
+1
LSB
Signal-to-Noise Plus
Distortion
53
55.5
--
dB
ThroughPut Rate
--
--
200
ksps
Package Information
MM
Min Typ Max
A
A1
b
D
D2
e
E
E2
L
L1
aaa
bbb
ccc
ddd
0.70 0.75 0.80
0.00 0.02 0.05
0.18 0.25 0.30
4.00 BSC
2.50 2.60 2.70
0.50 BSC
4.00 BSC
2.50 2.60 2.70
0.35 0.40 0.45
--
-- 0.15
--
-- 0.10
--
-- 0.10
--
-- 0.05
--
-- 0.10
C8051F310DK Development Kit
PDF 
ZIP