ISD9300 Datasheet, PDF (9/26 Pages) List of Unclassifed Manufacturers – ISD Cortex-M0 ChipCorder

ISD9300 Datasheet
Pin No.
LQFP
64
Pin Name
PB.3
I2C_SDA
10
CMP3
SPI_MISO0
PB.2
I2C_SCL
11
CMP2
SPI_SCLK
PB.1
12
MCLK
CMP1
SPI_SSB1
PB.0
13
SPI_SSB1
CMP0
SPI_SSB0
14
VCCD
15
VREG
16
NC
17
NC
PA.15
TM1
18
SDIN
PWM5
PA.9
UART_RX
19
CMP13
PWM3
20
PA.8
Pin Type
Alt
CFG
Description
A/I/O
I/O
AIO
I/O
A/I/O
I/O
AIO
O
A/I/O
O
AIO
O
A/I/O
O
AIO
I/O
P
P
I/O
I
I
O
A/I/O
I
AIO
O
A/I/O
0 General purpose input/output pin, analog capable; Port B, bit 3
1 I2C Serial Data
2 Configure as relaxation oscillator for capacitive touch sensing
3 SPI Channel 0 Master In, Slave Out
0 General purpose input/output pin, analog capable; Port B, bit 2
1 I2C Serial Clock
2 Configure as relaxation oscillator for capacitive touch sensing
3 SPI Serial Clock
0
General purpose input/output pin, analog capable; Port B, bit 1.
External interrupt 1 (EINT/IRQ3) trigger pin.
1 Master clock output for synchronizing external device
2 Configure as relaxation oscillator for capacitive touch sensing
3 Slave Select Bar 1 for SPI interface
0
General purpose input/output pin, analog capable; Port B, bit 0.
External interrupt 0 (EINT/IRQ2) trigger pin.
1 Slave Select Bar 1 for SPI interface
2 Configure as relaxation oscillator for capacitive touch sensing
3 Slave Select Bar 0 for SPI interface
Main Digital Supply for Chip. Supplies all IO except analog,
Speaker Driver, PA<0:7> and PB<12:13>.
Logic regulator output decoupling pin. A 1µF capacitor returning
to VSSD must be placed on this pin.
Should remain unconnected.
Should remain unconnected.
0 General purpose input/output pin; Port A, bit 15
1 External input to Timer 1
2 Sigma Delta bit stream input for digital MIC mode
3 PWM5 Output
0 General purpose input/output pin, analog capable; Port A, bit 9.
1 Receive channel of UART
2 Configure as relaxation oscillator for capacitive touch sensing
3 PWM3 Output
0 General purpose input/output pin, analog capable; Port A, bit 9.
Release Date: Oct 23, 2014
-9-
Revision V1.1