C8051F121 Silicon Laboratories Inc, C8051F121 Datasheet - Page 111

• Manufacturer Part Number: C8051F121
• Description: IC 8051 MCU FLASH 128K 64TQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F12xr

Specifications of C8051F121

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 100MHz
• 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: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 8.25K x 8
• Voltage - Supply (vcc/vdd): 3 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: -

.
Table 8.1. DAC Electrical Characteristics
V
Resolution
Integral Nonlinearity
Differential Nonlinearity
Output Noise
Offset Error
Offset Tempco
Full-Scale Error
Full-Scale Error Tempco
V
Ratio
Output Impedance in Shutdown
Mode
Output Sink Current
Output Short-Circuit Current
Voltage Output Slew Rate
Output Settling Time to 1/2 LSB
Output Voltage Swing
Startup Time
Load Regulation
Power Supply Current (AV+
supplied to DAC)
DD
DD
= 3.0 V, AV+ = 3.0 V, VREF = 2.40 V (REFBE = 0), No Output Load unless otherwise specified
Power Supply Rejection
Parameter
No Output Filter
100 kHz Output Filter
10 kHz Output Filter
Data Word = 0x014
DACnEN = 0
Data Word = 0xFFF
Load = 40 pF
Load = 40 pF, Output swing from
code 0xFFF to 0x014
I
0xFFF
Data Word = 0x7FF
L
= 0.01 mA to 0.3 mA at code
Power Consumption (each DAC)
Dynamic Performance
Static Performance
Analog Outputs
Conditions
Rev. 1.4
C8051F120/1/2/3/4/5/6/7
C8051F130/1/2/3
Min
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
0
±1.5
0.44
Typ
250
128
±20
–60
100
300
110
12
41
±3
10
15
10
10
60
—
—
6
VREF-
1LSB
Max
±30
±60
400
±1
—
—
—
—
—
—
—
—
—
—
—
—
ppm/°C
ppm/°C
µVrms
Units
V/µs
LSB
LSB
ppm
bits
mV
mV
mA
dB
k 
µA
µA
µs
µs
V
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