Rev 1.1 11/14
Copyright © 2013 by Silicon Laboratories
SiM3L1xx
SiM3L1xx
High-Performance, Low-Power, 32-Bit Precision32™
MCU Family with up to 256 kB of Flash
32-bit ARM Cortex-M3 CPU
-
50
MHz maximum frequency
-
Single-cycle multiplication, hardware division support
-
Nested vectored interrupt control (NVIC) with 8 priority levels
Memory
-
32–256
kB flash, in-system programmable
-
8–32
kB SRAM with configurable low power retention
Clock Sources
-
Internal oscillator with PLL: 23–50
MHz
-
Low power internal oscillator: 20
MHz
-
Low frequency internal oscillator (LFO): 16.4
kHz
-
External real-time clock (RTC) crystal oscillator
-
External oscillator: Crystal, RC, C, CMOS clock
Power Management
-
Three adjustable low drop-out (LDO) regulators
-
Power-on reset circuit and brownout detectors
-
DC-DC buck converter allows dynamic voltage scaling for
maximum
efficiency (250 mW output)
-
Multiple power modes supported for low power optimization
Low Power Features
-
75
nA typical current in Power Mode 8
-
Low-current RTC (180
nA from LFO, 300
nA from crystal)
-
4
μ
s wakeup, register state retention and no reset required from
lowest power mode
-
175
μ
A/MHz at 3.6
V executing from flash
-
140
μ
A/MHz at 3.6
V executing from SRAM
-
Specialized on-chip charge pump reduces power consumption
-
Process/Voltage/Temperature (PVT) Monitor
5 V Tolerant Flexible I/O
-
Up to 62 contiguous 5 V tolerant GPIO with one priority cross-
bar providing flexibility in pin assignments
Temperature Range: –40 to +85
°C
Supply Voltage: 1.8 to 3.8
V
Analog Peripherals
-
12-Bit Analog-to-Digital Converter: Up to 250
ksps 12-bit mode
or 1
Msps 10-bit mode
-
10-Bit Current-mode Digital-to-Analog Converter
-
2 x Low-current comparators
Digital and Communication Peripherals
-
1 x USART with IrDA and ISO7816 Smartcard support
-
1 x UART that operates in low power mode
-
2 x SPIs, 1 x I2C, 16/32-bit CRC
-
128/192/256-bit Hardware AES Encryption
-
Encoder/Decoder: Manchester and Three-out-of-Six
-
Integrated LCD Controller: up to 160 segments (40x4), auto-
contrast and low power operation
Timers/Counters
-
3 x 32-bit or 6 x 16-bit timers with capture/compare
-
16-bit, 6-channel counter with capture/compare/PWM and
dead-time controller with differential outputs
-
16-bit low power timer/advanced capture counter operational in
the lowest power mode
-
32-bit real time clock (RTC) with multiple alarms
-
Watchdog timer
-
Low power mode advanced capture counter (ACCTR)
Data Transfer Peripherals
-
10-Channel DMA Controller
-
3 Channel Data Transfer Manager manages complex DMA
transfers without core intervention
On-Chip Debugging
-
Serial wire debug (SWD) with serial wire viewer (SWV) or JTAG
(no boundary scan) allow debug and programming
-
Cortex-M3 embedded trace macrocell (ETM)
Package Options
-
QFN options: 40-pin (6 x 6
mm), 64-pin (9 x 9
mm)
-
TQFP options: 64-pin (10 x 10
mm), 80-pin (12 x 12
mm)
Summary of Contents for SiM3L1xx
Page 2: ...2 Rev 1 1 ...
Page 62: ...SiM3L1xx 62 Rev 1 1 6 2 SiM3L1x6 Pin Definitions Figure 6 2 SiM3L1x6 GQ Pinout ...
Page 63: ...SiM3L1xx Rev 1 1 63 Figure 6 3 SiM3L1x6 GM Pinout ...
Page 69: ...SiM3L1xx Rev 1 1 69 6 3 SiM3L1x4 Pin Definitions Figure 6 4 SiM3L1x4 GM Pinout ...
Page 74: ...SiM3L1xx 74 Rev 1 1 6 4 TQFP 80 Package Specifications Figure 6 5 TQFP 80 Package Drawing ...
Page 81: ...SiM3L1xx Rev 1 1 81 6 6 TQFP 64 Package Specifications Figure 6 9 TQFP 64 Package Drawing ...
Page 89: ...SiM3L1xx Rev 1 1 89 Figure 7 3 SiM3L1x4 GM Revision Information ...