SUMMARY

CYTMA545

Document Number: 001-90908 Rev. **

Page 2 of 3

Ordering Information

Table 1 lists the CYTMA545 TrueTouch touchscreen controllers. For information on other TrueTouch families, visit

http://www.cypress.com/truetouch.

Table 1. Device Ordering Information[1]

Ordering Code Definitions

Device Family and Part Number

TrueTouch

Advanced Features

Package

Family

Part Number

Sense

Pins

Typ Screen

Size

(inches)[2]

Max

Fingers

TX Slew

Rate

Control

Glove Stylus Hover

Face

Detection

Base

CYTMA545-44LQI33AA(T)

33

4.5

10

–

–

–

–

–

44-Pin QFN

CYTMA545-48LQI36AA(T)

36

5

10

–

–

–

–

–

48-Pin QFN

Water Rejection

(DualSense)

CYTMA545-44LQI33AB(T)

33

4.5

10

–

–

–

–

–

44-Pin QFN

CYTMA545-48LQI36AB(T)

36

5

10

–

–

–

–

–

48-Pin QFN

CYTMA545-48LQI36BB(T)

36

5

10

–

✔✔

––

48-Pin QFN

Custom

Reserved for

Kits

CYTMA545-48LQI36ZZ(T)

36

5

10

–

✔✔

✔

✔

48-Pin QFN

Base

CYTMA545-44LQI33AAA(T)

33

4.5

10

✔

–––

–

44-Pin QFN

CYTMA545-48LQI36AAA(T)

36

5

10

✔

–––

–

48-Pin QFN

Water Rejection

(DualSense)

CYTMA545-44LQI33ABA(T)

33

4.5

10

✔

–––

–

44-Pin QFN

CYTMA545-48LQI36ABA(T)

36

5

10

✔

–––

–

48-Pin QFN

CYTMA545-48LQI36BBA(T)

36

5

10

✔✔

✔

––

48-Pin QFN

Custom

Reserved for

Kits

CYTMA545-48LQI36ZZA(T)

36

5

10

✔✔

✔

✔

✔

48-Pin QFN

Notes

1. All devices have the following base features: 10-V TX, ChargerArmor, CapSense Buttons, Large Object Detection and Rejection, Grip Suppression, Water Rejection,

Self-capacitance, and High Noise Immunity (see Table 2 on page 6).

2. 4.7-mm pitch for screen sizes up to 4.9-inch diagonal, 4.8-mm pitch for 5.0-inch diagonal screen size, 16:9 aspect ratio. Larger screen sizes can be supported with a

larger pitch.

Pins/Package Type (##LQI)

Part Number: 545

Family Code: TMA = Multi-Touch All-Points Controller

Marketing Code: CY = Cypress PSoC

CY TMA 545

##

##LQI

AA = Base

AB = Base Part + Water Rejection (DualSense)

BB = Base Part + Water Rejection (DualSense) + Stylus + Glove

ZZ = Custom Development

Features (XX)

44LQI = 44-pin QFN

48LQI = 48-pin QFN

-XX

Number of Sense I/O (##): 33 or 36

A

A = TX Slew Rate Control

(T)

T = Tape and Reel