SiM3C157-B-GM Silicon Labs, SiM3C157-B-GM Datasheet - Page 18

• Manufacturer Part Number: SiM3C157-B-GM
• Description: ARM Microcontrollers - MCU 128KB LGA92
• Manufacturer: Silicon Labs

Specifications of SiM3C157-B-GM

• Rohs: yes
• Core: ARM Cortex M3
• Processor Series: SIM3C1xx
• Data Bus Width: 32 bit
• Maximum Clock Frequency: 80 MHz
• Program Memory Size: 128 KB
• Data Ram Size: 42 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 1.8 V to 3.6 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: LGA-92
• Mounting Style: SMD/SMT
• Interface Type: 2 x I2C, I2S, 3 x SPI, 2 x USART, 2 x UART
• Number Of Programmable I/os: 75
• Number Of Timers: 12 x 32 bit
• Supply Voltage - Max: 3.6 V

Table 3.10. SAR ADC (Continued)
SiM3C1xx
18
Differential Nonlinearity 
(Guaranteed Monotonic)
Offset Error (using VREFGND)
Offset Temperatue Coefficient
Slope Error
Dynamic Performance with 10 kHz Sine Wave Input 1 dB below full scale, Max throughput
Signal-to-Noise
Signal-to-Noise Plus Distortion
Total Harmonic Distortion 
(Up to 5th Harmonic)
Spurious-Free Dynamic Range
Notes:
1. Absolute input pin voltage is limited by the lower of the supply at VDD and VIO.
2. INL and DNL specifications for 12-bit mode do not include the first or last four ADC codes.
3. The maximum code in 12-bit mode is 0xFFFC. The Slope Error is referenced from the maximum code.
Parameter
3
Symbol
TC
SNDR
SFDR
E
SNR
THD
DNL
E
OFF
OFF
M
12 Bit Mode, VREF =2.4 V
10 Bit Mode, VREF =2.4 V
Rev.1.0
Test Condition
12 Bit Mode
10 Bit Mode
12 Bit Mode
12 Bit Mode
10 Bit Mode
12 Bit Mode
10 Bit Mode
12 Bit Mode
10 Bit Mode
12 Bit Mode
10 Bit Mode
2
–0.07
Min
–1
–2
–1
62
58
62
58
—
—
—
—
—
—
0.004
–0.02
±0.7
±0.2
Typ
–79
–74
66
60
66
60
78
77
0
0
Max
±0.5
0.02
1.8
—
—
—
—
—
—
—
—
—
2
1
LSB/°C
Unit
LSB
LSB
LSB
LSB
dB
dB
dB
dB
dB
dB
dB
dB
%