C8051F342-GQR Silicon Laboratories Inc, C8051F342-GQR Datasheet
C8051F342-GQR
Manufacturer Part Number
C8051F342-GQR
Description
IC 8051 MCU FLASH 64K 32LQFP
Manufacturer
Silicon Laboratories Inc
Series
C8051F34xr
Datasheet
1.C8051F342-GQ.pdf
(1 pages)
Specifications of C8051F342-GQR
Core Processor
8051
Core Size
8-Bit
Speed
48MHz
Connectivity
SMBus (2-Wire/I²C), SPI, UART/USART, USB
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o
25
Program Memory Size
64KB (64K x 8)
Program Memory Type
FLASH
Ram Size
4.25K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 21x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
32-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Other names
Q5142795
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
C8051F342-GQR
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
Part Number:
C8051F342-GQR
Manufacturer:
SILICON LABS/芯科
Quantity:
20 000
Analog Peripherals
10-Bit ADC
-
-
-
-
Two Comparators
Internal Voltage Reference: 2.4 V
POR/Brown-out Detector
USB Function Controller
-
-
-
-
-
-
On-Chip Debug
-
-
-
-
-
USB
±1 LSB INL; no missing codes
Programmable throughput up to 200 ksps
Up to 17 external inputs; programmable as single-ended or differential
Built-in temperature sensor (±3 °C)
USB specification 2.0 compliant
Full-speed (12 Mbps) or low-speed (1.5 Mbps) operation
Integrated clock recovery; no external crystal required for either full-
speed or low-speed operation
Supports eight flexible endpoints
Dedicated 1 kB USB buffer memory
Integrated transceiver; no external resistors required
On-chip debug circuitry facilitates full speed, non-intrusive in-system
debug (no emulator required)
Provides breakpoints, single stepping
Inspect/modify memory, registers, and USB memory
Superior performance to emulation systems using ICE-chips, target
pods, and sockets
Temperature Range: –40 to +85 °C
RST/C2CK
REGIN
VBUS
GND
VDD
D+
D-
XTAL1 XTAL2
Recovery
Oscillator
Oscillator
Clock
External
12 MHz
Internal
C2D
Circuit
Analog/Digital
5.0V
Power
IN
POR
Regulator
Voltage
÷ 1,2,3,4
OUT
Debug HW
Transceiver
USB, 48 MIPS, 64 kB Flash, 10-Bit ADC, 32-Pin Mixed-Signal MCU
Brown-
÷ 2
Out
x4
USB
÷ 2
Enable
Copyright © 2009 by Silicon Laboratories
USB Clock
Controller
1 kB USB
SRAM
USB
System
Clock
Reset
C
8
0
5
1
o
e
r
SFR Bus
256 Byte
FLASH
SRAM
XRAM
64 kB
4 kB
High-Speed 8051 µC Core
-
-
-
Memory
-
-
Digital Peripherals
-
-
-
-
Clock Sources
-
-
-
Voltage Regulator
-
-
Operating Voltage: 2.7 to 5.25 V
Ordering Part Number
-
-
Pipelined instruction architecture; executes 70% of instructions in 1 or 2
system clocks
Up to 48 MIPS throughput with 48 MHz Clock
Expanded interrupt handler
4352 bytes data RAM (256 + 4 kB)
64 kB Flash; in-system programmable in 512-byte sectors (512 bytes
are reserved)
25 port I/O; all are 5 V tolerant
Hardware SMBus™ (I
available concurrently
4 general-purpose 16-bit counter/timers
Programmable 16-bit counter array with 5 capture/compare modules
Internal oscillator: 0.25% accuracy with clock recovery enabled;
supports all USB and UART modes
External oscillator: Crystal, RC, C, or Clock
On-chip clock multiplier: up to 48 MHz
On-chip voltage regulator supports USB bus-powered operation
Regulator bypass mode supports USB self-powered operation
C8051F342-GQ, 32-Pin LQFP, 9x9 mm
C8051F342-GM, 32-Pin QFN, 5x5 mm
VDD
VREF
10-bit
200 ksps
ADC
0,1,2,3 /
UART0
SMBus
Port 0
Port 1
Port 2
Timer
Port 3
Latch
Latch
Latch
PCA/
Latch
WDT
RTC
SPI
VREF
2
C™ compatible), SPI™, and UART serial ports
CP0
CP1
Temp
A
M
U
X
+
+
-
-
C
R
O
S
S
B
A
R
C8051F342
2
VREF
2
VDD
AIN0-AIN16
P
D
P
D
P
2
D
P
D
0
v
1
v
v
3
v
r
r
r
r
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
P0.0
P0.1
P0.2/XTAL1
P0.3/XTAL2
P0.4
P0.5
P0.6/CNVSTR
P0.7/VREF
P2.0
P2.1
P2.2
P2.3
P2.4
P2.5
P2.6
P2.7
P3.0/C2D
4.8.2009
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