SPC560P34L1 datasheet(33/103 Pages) STMICROELECTRONICS

33 / 103 page

SPC560P34L1, SPC560P34L3, SPC560P40L1, SPC560P40L3 Package pinouts and signal descrip-

Doc ID 16100 Rev 7

33/103

2.2

Pin description

The following sections provide signal descriptions and related information about the

functionality and configuration of the SPC560P34/SPC560P40 devices.

2.2.1

Power supply and reference voltage pins

Table 5 lists the power supply and reference voltage for the SPC560P34/SPC560P40

devices.

Table 5.

Supply pins

Supply

Symbol

Description

64-pin

100-pin

VREG control and power supply pins. Pins available on 64-pin and 100-pin packages

BCTRL

Voltage regulator external NPN ballast base control pin

VDD_HV_REG

(3.3 V or 5.0 V)

Voltage regulator supply voltage

ADC_0 reference and supply voltage. Pins available on 64-pin and 100-pin packages

VDD_HV_ADC0

(1)

ADC_0 supply and high reference voltage

VSS_HV_ADC0

ADC_0 ground and low reference voltage

Power supply pins (3.3 V or 5.0 V). Pins available on 64-pin and 100-pin packages

VDD_HV_IO1

Input/output supply voltage

VSS_HV_IO1

Input/output ground

VDD_HV_IO2

Input/output supply voltage and data Flash memory supply voltage

VSS_HV_IO2

Input/output ground and Flash memory HV ground

VDD_HV_IO3

Input/output supply voltage and code Flash memory supply voltage

VSS_HV_IO3

Input/output ground and code Flash memory HV ground

VDD_HV_OSC

Crystal oscillator amplifier supply voltage

VSS_HV_OSC

Crystal oscillator amplifier ground

Power supply pins (1.2 V). Pins available on 64-pin and 100-pin packages

VDD_LV_COR0

1.2 V supply pins for core logic and PLL. Decoupling capacitor must be

connected between these pins and the nearest VSS_LV_COR pin.

VSS_LV_COR0

1.2 V supply pins for core logic and PLL. Decoupling capacitor must be

connected between these pins and the nearest VDD_LV_COR pin.

VDD_LV_COR1

1.2 V supply pins for core logic and data Flash. Decoupling capacitor

must be connected between these pins and the nearest VSS_LV_COR

pin.

VSS_LV_COR1

1.2 V supply pins for core logic and data Flash. Decoupling capacitor

must be connected between these pins and the nearest VDD_LV_COR

pin.

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