SARA-R5 datasheet(31/43 Pages) U-BLOX

Part #	SARA-R5

Description	LTE-M / NB-IoT modules with secure cloud

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SARA-R5 series - Data sheet

UBX-19016638 - R06

Electrical specifications

Page 31 of 43

C1-Public

4.2.10 DDC (I2C) pins

DDC (I2C) lines (SCL and SDA) are compliant to the I2C-bus standard mode specification. See the

I2C-bus specification [10] for detailed electrical characteristics.

Parameter

Min

Typical

Max

Unit

Remarks

Internal supply for DDC domain

1.8

V

Digital I/O Interfaces supply (V_INT)

Low-level input

-0.3

0.5

V

High-level input

1.3

2.1

V

Low-level output

0.0

V

Pull-up input current

-450

µ

A

Table 20: DDC (I2C) pin characteristics

4.2.11 USB pins

USB data lines (USB_D+ / USB_D–) are compliant with the USB 2.0 high-speed specification. See the

Universal Serial Bus specification revision 2.0 [9] for detailed electrical characteristics. The values in

Table 21 related to USB 2.0 high-speed physical layer specifications are for information only.

Parameter

Min.

Typical

Max.

Unit

Remarks

VUSB_DET pin, High-level input

4.40

5.00

5.25

V

High-speed squelch detection threshold

(input differential signal amplitude)

100

150

mV

High speed disconnect detection threshold

(input differential signal amplitude)

525

625

mV

High-speed data signaling input

common mode voltage range

–50

500

mV

High-speed idle output level

–10

10

mV

High-speed data signaling output high level 360

440

mV

High-speed data signaling output low level –10

10

mV

Chirp J level (output differential voltage)

700

1100

mV

Chirp K level (output differential voltage)

–900

–500

mV

Table 21: USB pins characteristics

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