SX8657IWLTRT Semtech, SX8657IWLTRT Datasheet - Page 58

• Manufacturer Part Number: SX8657IWLTRT
• Description: 58T7570
• Manufacturer: Semtech

Specifications of SX8657IWLTRT

• Controller Type: Resistive Touch Screen
• Ic Interface Type: I2C, Serial
• Supply Voltage Range: 2.3V To 3.6V
• Operating Temperature Range: -40°C To +85°C
• No. Of Pins: 20
• Resolution (bits): 12bit

ADVANCED COMMUNICATIONS & SENSING
13 A
13.1 Typical Application Circuit
13.2 External Components Recommended Values
Rev 1 – 25
Symbol
CMVDD Motor supply decoupling capacitor
CMOUT Motor output capacitor
CVREG Regulator decoupling capacitor
RPULL
RMOT
CVDD
CTB
RXY
PPLICATION
th
Description
Main supply decoupling capacitor
Host interface pull-ups
Proximity sensor-to-shield
capacitance
Proximity sensor serial resistor
Motor resistance
July 2011
I
NFORMATION
Table 52 : External Components Recommended Values
Figure 55 – Typical Application Circuit
Resistive Touchscreen Controller with Proximity Sensing
+/- 20%, ESR<1
58
+/- 50%
Note
-
-
-
-
Min
7.5
-
-
-
-
-
-
-
SX8657/SX8658
Haptics Enabled 4/5-Wire
Typ.
<0.7
100
<1
10
10
1
1
-
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Max
1.5
1.5
-
-
-
-
-
-
Unit
k
k
uF
uF
nF
nF
uF