C8051F321 Silicon Laboratories Inc, C8051F321 Datasheet - Page 173
C8051F321
Manufacturer Part Number
C8051F321
Description
IC 8051 MCU 16K FLASH 28MLP
Manufacturer
Silicon Laboratories Inc
Series
C8051F32xr
Datasheet
1.C8051F320R.pdf
(256 pages)
Specifications of C8051F321
Core Processor
8051
Core Size
8-Bit
Speed
25MHz
Connectivity
SMBus (2-Wire/I²C), SPI, UART/USART, USB
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o
21
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
2.25K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 13x10b
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
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Manufacturer
Quantity
Price
Company:
Part Number:
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Manufacturer:
SILICON
Quantity:
249
Part Number:
C8051F321
Manufacturer:
SILICON LABS/芯科
Quantity:
20 000
Company:
Part Number:
C8051F321-GM
Manufacturer:
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Quantity:
4 364
Part Number:
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Part Number:
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Manufacturer:
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Quantity:
20 000
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VDD = 3.0 to 3.6V, -40°C to +85°C unless otherwise specified
PARAMETERS
TRANSMITTER
Output High Voltage
Output Low Voltage
Output Crossover Point
Output Impedance
Pull-up Resistance
Output Rise Time
Output Fall Time
RECEIVER
Differential Input
Sensitivity
Differential Input Com-
mon Mode Range
Input Leakage Current
Note: Refer to the USB Specification for timing diagrams and symbol definitions.
Table 15.4. USB Transceiver Electrical Characteristics
SYMBOL
V
Z
V
V
V
R
V
T
DRV
T
CRS
I
CM
OH
OL
PU
DI
L
R
F
CONDITIONS
Driving High
Driving Low
Full Speed (D+ Pull-up)
Low Speed (D- Pull-up)
Low Speed
Full Speed
Low Speed
Full Speed
| (D+) - (D-) |
Pullups Disabled
Rev. 1.1
MIN
1.425
2.8
1.3
0.2
0.8
75
75
4
4
TYP
<1.0
1.5
38
38
C8051F320/1
MAX
1.575
300
300
0.8
2.0
2.5
20
20
UNITS
kΩ
µA
ns
ns
V
V
V
Ω
V
V
173
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