SIM3U156-B-GQ Silicon Labs, SIM3U156-B-GQ Datasheet - Page 23

• Manufacturer Part Number: SIM3U156-B-GQ
• Description: ARM Microcontrollers - MCU ARM Cortex-M3 USB 128KB TQFP64
• Manufacturer: Silicon Labs

Specifications of SIM3U156-B-GQ

• Rohs: yes
• Core: ARM Cortex M3
• Processor Series: SIM3U1xx
• Data Bus Width: 32 bit
• Maximum Clock Frequency: 80 MHz
• Program Memory Size: 128 KB
• Data Ram Size: 32 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: TQFP-64
• Mounting Style: SMD/SMT
• Interface Type: 2 x I2C, I2S, 3 x SPI, 2 x USART, 2 x UART
• Number Of Programmable I/os: 65
• Number Of Timers: 2 x 32 bit
• Supply Voltage - Max: 3.6 V

Table 3.13. Current-to-Voltage Converter (IVC)
Table 3.12. Capacitive Sense
Supply Voltage (VDD)
Input Pin Voltage
Minimum Input Current (source)
Integral Nonlinearity
Full Scale Output
Slope
Settling Time to 0.1%
Single Conversion Time
(Default Configuration)
Maximum External Capacitive Load
Maximum External Series Imped-
ance
Parameter
Parameter
Symbol
V
V
Symbol
V
INL
t
single
IVCOUT
IVCOUT
M
DDIVC
C
C
V
I
IN
IVC
L
L
IN
IVC
Highest Gain Setting
Highest Gain Setting
Lowest Gain Setting
Rev. 1.0
(INxRANGE = 101)
(INxRANGE = 100)
(INxRANGE = 010)
(INxRANGE = 001)
(INxRANGE = 000)
(INxRANGE = 011)
Input Range 1 mA
Input Range 2 mA
Input Range 3 mA
Input Range 4 mA
Input Range 5 mA
Input Range 6 mA
Test Condition
Test Condition
12-bit Mode
13-bit Mode
14-bit Mode
16-bit Mode
(default)
(default)
Min
–0.6
1.55
Min
100
795
525
390
315
260
2.2
2.2
—
—
—
—
—
—
—
—
—
1.65
1.65
Typ
500
Typ
830
550
415
330
275
25
27
29
33
45
50
—
—
—
—
—
SiM3U1xx
Max
VDD
Max
1.75
860
570
430
340
285
500
3.6
0.6
—
—
—
—
—
—
—
—
—
mV/mA
mV/mA
mV/mA
mV/mA
mV/mA
V/mA
Unit
Unit
k
µs
µs
µs
µs
pF
pF
µA
ns
%
V
V
V
23