CY8C20646A-24LTXI Cypress Semiconductor Corp, CY8C20646A-24LTXI Datasheet - Page 14

• Manufacturer Part Number: CY8C20646A-24LTXI
• Description: MCU 16K FLASH 2K SRAM 48VQFN
• Manufacturer: Cypress Semiconductor Corp
• Series: CapSense® Controllersr

Specifications of CY8C20646A-24LTXI

• Program Memory Type: FLASH (16 kB)
• Package / Case: 48-VQFN Exposed Pad, 48-HVQFN, 48-SQFN, 48-DHVQFN
• Applications: Capacitive Sensing
• Core Processor: M8C
• Controller Series: CY8C20xx6A
• Ram Size: 2K x 8
• Interface: I²C, SPI, USB
• Number Of I /o: 36
• Voltage - Supply: 1.71 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Processor Series: CY8C20x46A
• Core: M8C
• Data Ram Size: 2 KB
• Interface Type: I2C, SPI
• Maximum Clock Frequency: 400 KHz
• Number Of Programmable I/os: 36
• Number Of Timers: 3
• Operating Supply Voltage: 1.71 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: CY3280-20X66
• Minimum Operating Temperature: - 40 C
• Program Memory Size: 16 KB
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Processing Unit: Microprocessor
• Operating Supply Voltage (min): 1.71V
• Operating Supply Voltage (typ): 1.8/2.5/3.3/5V
• Operating Supply Voltage (max): 5.5V
• Package Type: QFN EP
• Pin Count: 48
• Mounting: Surface Mount
• Rad Hardened: No
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 770-1000 - ISP 4PORT FOR CYPRESS PSOC MCU
• Lead Free Status / Rohs Status: Compliant

48-Pin QFN
Table 8. Pin Definitions - CY8C20636A PSoC Device
Document Number: 001-54459 Rev. **
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
Pin
No.
LEGEND A = Analog, I = Input, O = Output, NC = No Connection H = 5 mA High Output Drive, R = Regulated Output.
IOHR
IOHR
IOHR
IOHR
IOHR
IOHR
IOHR
IOHR
IOH
IOH
IOH
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
Power
Power
Input
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
NC
P2[7]
P2[5]
P2[3]
P2[1]
P4[3]
P4[1]
P3[7]
P3[5]
P3[3]
P3[1]
P1[7]
P1[5]
NC
NC
P1[3]
P1[1]
Vss
DNU
DNU
Vdd
P1[0]
P1[2]
P1[4]
P1[6]
XRES
P3[0]
P3[2]
P3[4]
P3[6]
P4[0]
P4[2]
P2[0]
P2[2]
P2[4]
P2[6]
P0[0]
P0[2]
P0[4]
Name
No connection
Crystal input (XIn)
No connection
No connection
SPI CLK
Ground connection
Supply voltage
ISSP DATA
Optional external clock input
(EXTCLK)
Active high external reset with
internal pull down
Crystal output (XOut)
I2C SCL, SPI SS
I2C SDA, SPI MISO
ISSP CLK
Description
[1]
[1]
, I2C SCL, SPI MOSI
, I2C SDA, SPI CLK
[2, 3]
No.
40
41
42
43
44
45
46
47
48
CP
Pin
IOH
IOH
IOH
IOH
IOH
AI, I2 C SCL, SPI SS, P1[7]
Power
Power
Power
I
I
I
I
I
AI , XOut, P2[5]
AI , XIn , P2[3]
Figure 7. CY8C20636A PSoC Device
P0[6]
Vdd
NC
NC
P0[7]
P0[5]
P0[3]
Vss
P0[1]
Vss
Name
AI , P2[7]
AI , P2[1]
AI , P4[3]
AI , P4[1]
AI , P3[7]
AI , P3[5]
AI , P3[3]
AI P3[1]
NC
Supply voltage
No connection
No connection
Integrating input
Ground connection
Center pad must be connected to ground
12
1
2
3
4
5
6
7
8
9
10
11
CY8C20X36A/46A/66A/96A
( Top View )
QFN
Description
36
35
34
33
32
31
30
29
28
27
26
25
P2[6] , AI
P2[4] , AI
P2[2] , AI
P2[0] , AI
P4[2] , AI
P4[0] , AI
P3[6] , AI
P3[4] , AI
P3[2] , AI
P3[0 ] , AI
P1[6] , AI
XRES
Page 14 of 38
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