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TUSB2E22 Datasheet(PDF) 4 Page - Texas Instruments

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Part # TUSB2E22
Description  TUSB2E22 eUSB2-USB 2.0 Dual Repeater
PDF  30 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TUSB2E22 Datasheet(HTML) 4 Page - Texas Instruments

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Table 5-1. Pin Functions (continued)
PIN
TYPE
RESET
STATE
ASSOCIATED
ESD SUPPLY
DESCRIPTION
NO.
NAME
E2
EQ0
Digital I/O
Hi-Z (input)
VDD3V3
Compensation Level 0: EQ1=low EQ0= low
Compensation Level 1: EQ1=low EQ0=high
Compensation Level 2: EQ1=high EQ0=low
Compensation Level 3: EQ1=high EQ0=high
Pins are sampled at RESETB de-assertion
E3
EQ1
Digital I/O
Hi-Z (input)
VDD3V3
A1
eDP0
Analog I/O
Hi-Z
VDD1V8
eUSB2 port 0 D+ pin
B1
eDN0
Analog I/O
Hi-Z
VDD1V8
eUSB2 port 0 D- pin
D1
eDN1
Analog I/O
Hi-Z
VDD1V8
eUSB2 port 1 D- pin
E1
eDP1
Analog I/O
Hi-Z
VDD1V8
eUSB2 port 1 D+ pin
A5
DPA
Analog I/O
Hi-Z
VDD3V3
USB port A D+ pin
B5
DNA
Analog I/O
Hi-Z
VDD3V3
USB port A D- pin
D5
DNB
Analog I/O
Hi-Z
VDD3V3
USB port B D- pin
E5
DPB
Analog I/O
Hi-Z
VDD3V3
USB port B D+ pin
1
CROSS
A
15
VDD3V3
2
EQ0
14
RSVD1
3
VDD1V8
13
RSVD2
4
EQ1
12
RSVD3
5
RESETB
11
VDD1V8
Not to scale
Thermal
Pad (GND) 21
B
C
D
Figure 5-2. 0.5-mm Pitch RZA Package, 20-Pin VQFN (Top View)
Table 5-2. Pin Functions
PIN
TYPE(1)
RESET
STATE
ASSOCIATED
ESD SUPPLY
DESCRIPTION
NAME
NO.
VDD3V3
15
PWR
N/A
N/A
3.3 V supply voltage
VDD1V8
3, 11
PWR
N/A
N/A
1.8 V analog supply voltage
GND
8, 18, Thermal Pad
(21), Corner Anchors
(A, B, C, D)
GND
N/A
N/A
GND
RESETB
5
Digital Input
N/A
VDD1V8
Active Low Reset. Upon de-assertion of RESETB both repeaters will be
enabled and be in eUSB2 default mode awaiting configuration from eDSPr
or eUSPr.
CROSS
1
Digital Input
N/A
VDD3V3
Indicates mux orientation. Used to specify orientation of internal Crossbar
switch
CROSS = Low: eUSB0 «–» USBA and eUSB1 «–» USBB
CROSS = High: eUSB0 «–» USBB and eUSB1«–» USBA
Sampled at de-assertion of RESETB
RSVD1
14
Digital I/O
Hi-Z
VDD3V3
Reserved pins connect 1 kΩ pull up to 1.8 V
RSVD2
13
Digital I/O
Hi-Z
VDD3V3
Reserved pins connect 1 kΩ pull up to 1.8 V
RSVD3
12
Digital
Output
Hi-Z
VDD3V3
Reserved pin leave it unconnected
TUSB2E22
SNLS648B – FEBRUARY 2019 – REVISED OCTOBER 2023
www.ti.com
4
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Copyright © 2023 Texas Instruments Incorporated
Product Folder Links: TUSB2E22



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