GS3590 datasheet(6/118 Pages) SEMTECH

6 / 118 page

GS3590

Final Data Sheet Rev.4



PDS-061414 September 2017

6 of 118

Semtech

Proprietary & Confidential

www.semtech.com

1.2 GS3590 Pin Descriptions

Table 1-1: GS3590 Pin Descriptions

Pin Number

Name

Type

Description

1, 8

VEE_DDI

Power

Most negative power supply connection for the Cable Equalizer and

Trace Equalizer.

Connect to ground.

LOOP_IN

Input

Single-ended CML input with internal 75Ω termination. Connect to

LOOP_OUT (pin 30) through a capacitor (see Section 6.1 Typical

Application Circuit for recommended values).

3SDI_TERM

—

Input Common Mode termination. Decouple to ground (see

Section 6.1 Typical Application Circuit for recommended values).

VCC_DDI

Power

Most positive power supply connection for the Trace and Cable

Equalizer.

Connect to 1.8V.

5TERM

—

Input Common Mode termination. Decouple to ground (see

Section 6.1 Typical Application Circuit for recommended values).

6, 7

DDI, DDI

Input

Serial digital differential input. Differential CML input with internal

100Ω termination.

9, 32

RSVD

—

These pins may be left floating. Please contact your Semtech FAE for

additional information on circuit compatibility with the GS3590.

Digital Input

Chip Select input for the Gennum Serial Peripheral Interface (GSPI)

host control/status port.

1.8V CMOS input with 100kΩ pull-up.

Active-low input.

Refer to Section 4.10.1 for more details.

SDIN

Digital Input

Serial digital data input for the Gennum Serial Peripheral Interface

(GSPI) host control/status port.

1.8V CMOS input with 100kΩ pull-down.

Refer to Section 4.10.2 for more details.

SDOUT

Digital Output

Serial digital data output for the Gennum Serial Peripheral Interface

(GSPI) host control/status port.

1.8V CMOS output.

Refer to Section 4.10.3 for more details.

SCLK

Digital Input

Burst-mode clock input for the Gennum Serial Peripheral Interface

(GSPI) host control/status port.

1.8V CMOS input with 100kΩ pull-down.

Refer to Section 4.10.4 for more details.

14, 15

VSS

Power

Most negative power supply for digital core logic.

Connect to ground.

VDD

Power

Most positive power supply connection for digital core logic.

Connect to 1.8V.

GS3590 Datasheet(PDF) 6 Page - Semtech Corporation

GS3590 Datasheet(HTML) 6 Page - Semtech Corporation

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL