CY8C20646A-24LTXI Cypress Semiconductor Corp, CY8C20646A-24LTXI Datasheet - Page 11

• 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

32-Pin QFN
Table 5. Pin Definitions - CY8C20436A, CY8C20446A, CY8C20466A 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
CP
LEGEND A = Analog, I = Input, O = Output, OH = 5 mA High Output Drive, R = Regulated Output.
Pin
No.
Digital
IOHR
IOHR
IOHR
IOHR
IOHR
IOHR
IOHR
IOHR
IOH
IOH
IOH
IOH
IOH
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
Power
Power
Power
Power
Type
Input
Analog
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
P0[1]
P2[7]
P2[5]
P2[3]
P2[1]
P3[3]
P3[1]
P1[7]
P1[5]
P1[3]
P1[1]
Vss
P1[0]
P1[2]
P1[4]
P1[6]
XRES
P3[0]
P3[2]
P2[0]
P2[2]
P2[4]
P2[6]
P0[0]
P0[2]
P0[4]
P0[6]
Vdd
P0[7]
P0[5]
P0[3]
Vss
Vss
Name
Integrating input
Crystal output (XOut)
Crystal input (XIn)
I2C SCL, SPI SS
I2C SDA, SPI MISO
SPI CLK.
ISSP CLK
Ground connection.
ISSP DATA
Optional external clock input
(EXTCLK)
Active high external reset with
internal pull down
Supply voltage
Integrating input
Ground connection
Center pad must be connected to
ground
[1]
Description
[1]
, I2C SCL, SPI MOSI.
, I2C SDA., SPI CLK
AI, I2C SCL, SPI SS, P1[7]
Figure 5.
AI, XOut, P2[5]
AI, XIn, P2[3]
AI, P0[1]
AI, P2[7]
AI, P2[1]
AI, P3[3]
AI, P3[1]
CY8C20436A, CY8C20446A, CY8C20466A
CY8C20X36A/46A/66A/96A
[2, 3]
PSoC Device
1
2
3
4
5
6
7
8
(Top View)
QFN
22
24
23
21
20
19
18
17
Page 11 of 38
XRES
P0[0], AI
P2[6], AI
P2[4], AI
P2[2], AI
P2[0], AI
P3[2], AI
P3[0], AI
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