C8051F343-GQ Silicon Laboratories Inc, C8051F343-GQ Datasheet - Page 58

• Manufacturer Part Number: C8051F343-GQ
• Description: IC 8051 MCU FLASH 32K 32LQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F34xr

Specifications of C8051F343-GQ

• Program Memory Type: FLASH
• Program Memory Size: 32KB (32K x 8)
• Package / Case: 32-LQFP
• 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
• Ram Size: 2.25K 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
• Processor Series: C8051F3x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 2304 B
• Interface Type: I2C, SMBus, SPI, UART, USB
• Maximum Clock Frequency: 48 MHz
• Number Of Programmable I/os: 25
• Number Of Timers: 4
• Operating Supply Voltage: 2.7 V to 5.25 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: KSK-SL-F34X, KSK-SL-TOOLSTICK, PK51, CA51, A51, ULINK2
• Development Tools By Supplier: C8051F340DK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 17 Channel
• Package: 32LQFP
• Device Core: 8051
• Family Name: C8051F34x
• Maximum Speed: 48 MHz
• Data Rom Size: 128 B
• A/d Bit Size: 10 bit
• A/d Channels Available: 17
• Height: 1.4 mm
• Length: 7 mm
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 2.7 V
• Width: 7 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 336-1748 - ADAPTER TOOLSTICK FOR C8051F34X770-1006 - ISP 4PORT FOR SILABS C8051F MCU
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1301

C8051F340/1/2/3/4/5/6/7/8/9/A/B/C/D
58
V
Output Voltage
VREF Short-Circuit Current
VREF Temperature Coeffi-
cient
Load Regulation
VREF Turn-on Time 1
VREF Turn-on Time 2
VREF Turn-on Time 3
Power Supply Rejection
Input Voltage Range
Input Current
ADC Bias Generator
Reference Bias Generator
DD
Bits7–3: UNUSED. Read = 00000b; Write = don’t care.
Bit3:
Bit2:
Bit1:
Bit0:
= 3.0 V; –40 to +85 °C Unless Otherwise Specified
R/W
Bit7
-
Parameter
REFSL: Voltage Reference Select.
This bit selects the source for the internal voltage reference.
0: VREF pin used as voltage reference.
1: V
TEMPE: Temperature Sensor Enable Bit.
0: Internal Temperature Sensor off.
1: Internal Temperature Sensor on.
BIASE: Internal Analog Bias Generator Enable Bit.
0: Internal Bias Generator off.
1: Internal Bias Generator on.
REFBE: Internal Reference Buffer Enable Bit.
0: Internal Reference Buffer disabled.
1: Internal Reference Buffer enabled. Internal voltage reference driven on the VREF pin.
DD
R/W
Bit6
Table 6.1. Voltage Reference Electrical Characteristics
-
used as voltage reference.
SFR Definition 6.1. REF0CN: Reference Control
R/W
Bit5
25 °C ambient
Load = 0 to 200 µA to GND
4.7 µF tantalum, 0.1 µF ceramic
bypass
0.1 µF ceramic bypass
no bypass cap
Sample Rate = 200 ksps; VREF =
3.0 V
BIASE = ‘1’
-
External Reference (REFBE = 0)
Internal Reference (REFBE = 1)
R/W
Bit4
-
Conditions
Bias Generators
Rev. 1.3
REFSL
R/W
Bit3
TEMPE
R/W
Bit2
2.38
Min
0
BIASE
R/W
Bit1
2.44
Typ
100
140
1.5
15
20
10
12
40
2
REFBE
R/W
Bit0
Max
2.50
V
10
DD
SFR Address:
00000000
Reset Value
ppm/µA
ppm/°C
0xD1
ppm/V
Units
mA
ms
µA
µA
µA
µs
µs
V
V