C8051F311 Silicon Laboratories Inc, C8051F311 Datasheet - Page 37
C8051F311
Manufacturer Part Number
C8051F311
Description
IC 8051 MCU 16K FLASH 28MLP
Manufacturer
Silicon Laboratories Inc
Series
C8051F31xr
Specifications of C8051F311
Core Processor
8051
Core Size
8-Bit
Speed
25MHz
Connectivity
SMBus (2-Wire/I²C), SPI, UART/USART
Peripherals
POR, PWM, Temp Sensor, WDT
Number Of I /o
25
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
1.25K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 17x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
C8051F311-GM
Manufacturer:
SILICONLABS/芯科
Quantity:
20 000
Part Number:
C8051F311-GMR
Manufacturer:
SILICON LABS/芯科
Quantity:
20 000
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–40°C to +85°C, 25 MHz System Clock unless otherwise specified.
Digital Supply Current—CPU Inactive (Idle Mode, not fetching instructions from Flash)
I
I
Note 4)
I
Note 6)
Digital Supply Current
(Stop Mode, shutdown)
Notes:
1. Given in Table 9.1 on page 110.
2. SYSCLK must be at least 32 kHz to enable debugging.
3. Based on device characterization data, not production tested.
4. Active and Inactive I
5. I
6. Idle I
DD
DD
DD
(Note 3)
Supply Sensitivity (Note 3,
Frequency Sensitivity (Note 3,
using the I
7.8 mA typical at 3.0 V and f = 25 MHz. From this, I
3.3 V and f = 25 MHz.
quency sensitivity number for that range. When using these numbers to estimate I
the estimate should be the current at 25 MHz minus the difference in current indicated by the fre-
quency sensitivity number. For example:
V
frequency sensitivity number for that range. When using these numbers to estimate Idle I
MHz, the estimate should be the current at 25 MHz minus the difference in current indicated by the
frequency sensitivity number. For example:
V
DD
DD
DD
can be estimated for frequencies < 15 MHz by multiplying the frequency of interest by the fre-
= 3.0 V; F = 20 MHz, I
= 3.0 V; F = 5 MHz, Idle I
DD
Parameter
can be estimated for frequencies < 1 MHz by multiplying the frequency of interest by the
DD
Table 3.1. Global DC Electrical Characteristics (Continued)
Supply Sensitivity. For example, if the V
DD
at voltages and frequencies other than those specified can be calculated
DD
DD
= 7.8 mA – (25 MHz – 20 MHz) x 0.21 mA/MHz = 6.75 mA.
V
V
V
V
= 4.8 mA – (25 MHz – 5 MHz) x 0.15 mA/MHz = 1.8 mA.
DD
DD
DD
DD
V
V
= 3.0 V, F < 1 MHz, T = 25
= 3.0 V, F > 1 MHz, T = 25
= 3.6 V, F < 1 MHz, T = 25
= 3.6 V, F > 1 MHz, T = 25
V
V
Oscillator not running,
DD
DD
V
DD
DD
DD
= 3.0 V, F = 25 MHz
= 3.6 V, F = 25 MHz
= 3.0 V, F = 80 kHz
= 3.0 V, F = 1 MHz
Monitor Disabled
Conditions
F = 25 MHz
F = 1 MHz
Rev. 1.7
C8051F310/1/2/3/4/5/6/7
DD
DD
= 7.8 mA + 0.67 x (3.3 V – 3.0 V) = 8 mA at
is 3.3 V instead of 3.0 V at 25 MHz: I
°
°
°
°
C
C
C
C
Min
—
—
—
—
—
—
—
—
—
—
—
< 0.1
0.20
0.21
0.15
0.28
Typ
0.19
3.8
4.8
16
44
56
DD
for > 15 MHz,
Max
4.3
5.3
—
—
—
—
—
—
—
—
—
DD
for > 1
mA/MHz
mA/MHz
mA/MHz
mA/MHz
DD
Units
%/V
%/V
mA
mA
mA
µA
µA
=
37
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