參數(shù)資料
型號(hào): CY8C42123-24SXIT
廠商: CYPRESS SEMICONDUCTOR CORP
元件分類(lèi): 外設(shè)及接口
英文描述: MULTIFUNCTION PERIPHERAL, PDSO8
封裝: 0.150 INCH, MS-012, SOIC-8
文件頁(yè)數(shù): 3/42頁(yè)
文件大小: 954K
代理商: CY8C42123-24SXIT
CY8C42323/CY8C42423
PRELIMINARY
CY8C42123/CY8C42223
Document 38-12034 Rev. *C
Page 11 of 42
6.1.4
32-Pin QFN Part Pinouts
The 32-pin QFN part is for the CY8C42423 PSoC device.
Important Note
For information on the preferred dimensions for mounting QFN packages, see the following Application Note at
32-Pin Part Pinout (QFN**)
Pin
No.
Di
gi
ta
l
An
alog
Name
Description
CY8C42423 PSoC Device
1
NC
No Connection
2HVO
HVO[1] High Voltage Output 1
3
NC
No Connection
4
NC
No Connection
5
IO
I
P0[7]
I2C Clock
6
IO
I
P0[5]
I2C Data
7
IO
I
P0[3]
8
IO
I
P0[1]
9
NC
No Connection
10
NC
No Connection
11
IO
I
P1[1]
I2C Clock*
12
Power
Vss
13
IO
I
P1[0]
I2C Data*
14
NC
No Connection
15
NC
No Connection
16
NC
No Connection
17
IO
I
P0[0]
18
IO
I
P0[2]
Optional External CLK Input (EXTCLK)
19
IO
I
P0[4]
20
IO
I
P0[6]
Optional External Voltage Reference
(EXTREF)
21
I
XRES
External Reset
22
NC
No Connection
23
NC
No Connection
24
HVO
HVO[0] High Voltage Output 0
25
DNU
Do Not Use
26
HVI
VS0
High Voltage Sense 0
27
HVO
GD0
High Side Gate Driver 0
28
Power
HVdd
Supply Voltage
29
Power
HVdd
Supply Voltage
30
HVO
GD1
High Side Gate Driver 1
31
HVI
VS1
High Voltage Sense 1
32
NC
No Connection
CP
Power
Vss
Center Pad Must be Connected to Ground
LEGEND I = Input 5V Only, O = Output 5V Only, HV = High Voltage, NC = No Connection.
* These are the ISSP pins, which are not HighZ at POR (Power On Reset). See the Power PSoC Mixed-Signal Array Technical Reference Manual for details.
**The QFN package has a center pad (CP) that must be connected to ground (Vss).
NC
HV O[1]
NC
P0[7]
P0[5]
QFN
(Top View )
(CP)
9
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
24
23
22
21
20
19
18
17
32
31
30
29
28
27
26
25
NC
VS
1
HV
d
HV
d
GD
0
VS
0
DN
U
P0[3]
P0[1]
HV O[0]
NC
P0[2]
P0[0]
NC
I2
C*
,P
1
[1
]
Vs
s
I2
C*
,P
1
[0
]
NC
XRES
P0[6]
P0[4]
GD
1
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