SIM3L157-C-GQ Silicon Labs, SIM3L157-C-GQ Datasheet - Page 94

• Manufacturer Part Number: SIM3L157-C-GQ
• Description: ARM Microcontrollers - MCU 128KB, DC-DC, 40x4 LCD, AES, TQFP80
• Manufacturer: Silicon Labs

Specifications of SIM3L157-C-GQ

• Rohs: yes
• Core: ARM Cortex M3
• Processor Series: SiM3L1xx
• Data Bus Width: 32 bit
• Maximum Clock Frequency: 50 MHz
• Program Memory Size: 128 KB
• Data Ram Size: 32 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 1.8 V to 3.8 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: TQFP-80
• Mounting Style: SMD/SMT
• A/d Bit Size: 12 bit
• A/d Channels Available: 24
• Interface Type: I2C, SPI
• Length: 14 mm
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 62
• Number Of Timers: 3
• On-chip Dac: Yes
• Program Memory Type: Flash
• Supply Voltage - Max: 3.8 V
• Supply Voltage - Min: 1.8 V

SiM3L1xx
D
Revision 0.4 to Revision 0.5
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94
OCUMENT
Changed 50 nA bullet on front overview to say 75 nA in PM8.
Updated Figure 4.4, “SiM3L1xx Reset Sources Block Diagram,” on page 50.
Table 3.5, “On-Chip Regulators,” on page 15:
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Table 3.7, “Internal Oscillators,” on page 18:
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Changed two PM9 references to PM8 in System Overview.
Updated 80BGA mechanical drawing to correct pin numbering.
Removed TMS, TCK, and JTAG references from 64 and 40 pin packages.
Added input voltage range for internal LDO.
Added note that the internal LDO input voltage accounts for the dropout voltage.
Added digital LDO mins.
Added memory LDO min during normal operation.
Added note about setting the memory LDO equal or lower than the analog LDO.
Added RTC external clock maximum frequency of 40 kHz.
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Rev 0.5