C8051F321 Silicon Laboratories Inc, C8051F321 Datasheet - Page 54
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
-
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C8051F320/1
54
VDD = 3.0 V, VREF = 2.40 V, -40°C to +85°C unless otherwise specified
DC ACCURACY
Resolution
Integral Nonlinearity
Differential Nonlinearity
Offset Error
Full Scale Error
Offset Temperature Coefficient
DYNAMIC PERFORMANCE (10 kHz sine-wave Single-ended input, 1 dB below Full Scale, 200 ksps)
Signal-to-Noise Plus Distortion
Total Harmonic Distortion
Spurious-Free Dynamic Range
CONVERSION RATE
SAR Conversion Clock
Conversion Time in SAR Clocks
Track/Hold Acquisition Time
Throughput Rate
ANALOG INPUTS
ADC Input Voltage Range
Absolute Pin Voltage with respect to
GND
Input Capacitance
TEMPERATURE SENSOR
Linearity
Gain
Offset
POWER SPECIFICATIONS
Power Supply Current (VDD sup-
plied to ADC0)
Power Supply Rejection
Note 1: Includes ADC offset, gain, and linearity variations.
Note 2: Represents one standard deviation from the mean.
PARAMETER
Table 5.1. ADC0 Electrical Characteristics
Guaranteed Monotonic
Up to the 5
Single Ended (AIN+ - GND)
Differential (AIN+ - AIN-)
Single Ended or Differential
Note 1
Note 2
Notes 1, 2 (Temp = 0 °C)
Operating Mode, 200 ksps
CONDITIONS
th
harmonic
Rev. 1.1
-VREF
MIN
300
53
10
0
0
0.776
TYP
±0.5
±0.5
55.5
±0.1
2.86
±8.5
±0.3
400
-67
10
10
78
-1
0
5
VREF
VREF
MAX
VDD
200
900
±1
±1
3
mV / °C
UNITS
ppm/°C
clocks
mV/V
MHz
LSB
LSB
LSB
LSB
ksps
bits
mV
µA
dB
dB
dB
pF
°C
ns
V
V
V
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