C8051F021 Silicon Laboratories Inc, C8051F021 Datasheet - Page 99

• Manufacturer Part Number: C8051F021
• Description: IC 8051 MCU 64K FLASH 64TQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F02xr

Specifications of C8051F021

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: EBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 32
• 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 8x8b, 8x12b; D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

VDD = 3.0 V, AV+ = 3.0 V, -40°C to +85°C unless otherwise specified
Response Time 1
Response Time 2
Common-Mode Rejection Ratio
Positive Hysteresis 1
Positive Hysteresis 2
Positive Hysteresis 3
Positive Hysteresis 4
Negative Hysteresis 1
Negative Hysteresis 2
Negative Hysteresis 3
Negative Hysteresis 4
Inverting or Non-Inverting Input
Voltage Range
Input Capacitance
Input Bias Current
Input Offset Voltage
POWER SUPPLY
Power-up Time
Power Supply Rejection
Supply Current
PARAMETER
Table 11.1. Comparator Electrical Characteristics
CP+ - CP- = 100 mV
CP+ - CP- = 10 mV
CPnHYP1-0 = 00
CPnHYP1-0 = 01
CPnHYP1-0 = 10
CPnHYP1-0 = 11
CPnHYN1-0 = 00
CPnHYN1-0 = 01
CPnHYN1-0 = 10
CPnHYN1-0 = 11
CPnEN from 0 to 1
Operating Mode (each comparator) at DC
CONDITIONS
Rev. 1.4
MIN
-0.25
-10
10
10
-5
2
4
2
4
C8051F020/1/2/3
0.001
TYP
1.5
4.5
4.5
0.1
1.5
12
17
17
20
4
0
9
0
9
7
(AV+)
+ 0.25
MAX
+10
13
25
13
25
+5
10
4
1
7
1
7
1
UNITS
mV/V
mV/V
mV
mV
mV
mV
mV
mV
mV
mV
mV
nA
µA
pF
µs
µs
µs
V
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