ULPMC10 Datasheet, PDF (2/19 Pages) ON Semiconductor – Struix System-in-Package

Digital Interface
• 24−pin DIO interface encompassing:
• PWM for external actuator or sensor control
• 2 SPI ports
• UART
ULPMC10
• PCM
• I²C
• JTAG (2−wire)
• GPIO
• IRQ
DIO[28:0]
Two−Wire
AFE Interface
(proprietary)
GPIO
Wake−Up
SYSTEM DIAGRAM
ARM Cortex M3
24 kB RAM
512 kB Flash
PWM
(2x)
SPI
(2x)
UART
(2x)
DMA
JTAG
SWD[1:0]
I2C
PCM
LSAD
AUX[2:0]
Power Management
Charge Pump
Standby VDDD
LDO 1.8V
VDDD LDO
1.3V – 1.98V
VDDA LDO
1.98V
WAKEUP
VDDO
VDD
CP1
CP2
VDDC
VDDD
VDDA
VSSA
VSSO
VSSD
WAKEUP
Bandgap Reference
Battery Monitor
REFB
RESET
Clocking
32.768 XTAL
Oscillator
VDD_XTAL
XTAL_IN
LF RC Oscillator
XTAL_OUT
VCO/PLL
(2 MHz – 40 MHz)
EXT_CLK
SPI[3:0]
SPI
(dedicated pins)
Temperature Sensor
Figure 1. ULPMC10 System Overview
www.onsemi.com
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