參數(shù)資料
型號(hào): FST3245QSC
廠商: Fairchild Semiconductor
文件頁(yè)數(shù): 6/7頁(yè)
文件大小: 0K
描述: IC SWITCH BUS 8BIT TTL 20QSOP
產(chǎn)品變化通告: Mold Compound Change 12/Sept/2008
標(biāo)準(zhǔn)包裝: 54
類型: 總線開關(guān)
電路: 1 x 8:1
獨(dú)立電路: 1
電壓電源: 單電源
電源電壓: 4 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 20-LSOP(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 20-QSOP
包裝: 管件
AR1000 SERIES RESISTIVE TOUCH SCREEN CONTROLLER
DS41393B-page 6
Preliminary
2009-2012 Microchip Technology Inc.
TABLE 1-1:
PIN DESCRIPTIONS
Pin
Function
Description/Comments
SSOP, SOIC
QFN
118
VDD
Supply Voltage
2
19
M1
Communication Selection
3
20
SY-
Sense Y- (8-wire). Tie to VSS, if
not used.
4
1
M2
4/8-wire or 5-wire Sensor
Selection
5
2
WAKE
Touch Wake-up/Touch Detection
6
3
SIQ
LED Drive/SPI Interrupt. No
connect, if not used.
7
4
SY+
Sense Y+ (8-wire). Tie to VSS, if
not used.
8
5
SS
Slave Select (SPI). Tie to VSS, if
not used.
9
6
SDO
SPI Serial Data Output/I2C
Interrupt. Tie to Vss, if UART.
10
7
NC
No connection. No connect or tie
to VSS or VDD.
11
8
SCK/SCL/TX
SPI/I2C Serial Clock/UART
Transmit
12
9
NC
No connection. No connect or tie
to VSS or VDD.
13
10
SDI/SDA/RX
I2C Serial Data/SPI Serial Data
Input/UART Receive
14
11
SX+
Sense X+ (8-wire). Tie to VSS, if
not used.
15
12
Y+
Y+ Drive
16
13
Y-
Y- Drive
17
14
5WSX-
5W Sense (5-wire)/Sense X-
(8-wire). Tie to VSS, if not used.
18
15
X+
X+ Drive
19
16
X-
X- Drive
20
17
VSS
Supply Voltage Ground
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