MB9A420L Datasheet, PDF (24/93 Pages) SPANSION – This document states the current technical specifications regarding

DataSheet
Pin
function
Multi-
function
Serial
0
Multi-
function
Serial
1
Multi-
function
Serial
3
Pin name
SIN0_0
SIN0_1
SOT0_0
(SDA0_0)
SOT0_1
(SDA0_1)
SCK0_0
(SCL0_0)
SIN1_1
SOT1_1
(SDA1_1)
SCK1_1
(SCL1_1)
SIN3_1
SOT3_1
(SDA3_1)
SOT3_2
(SDA3_2)
SCK3_1
(SCL3_1)
SCK3_2
(SCL3_2)
Function description
Multi-function serial interface ch.0 input pin
Pin No
LQFP-64
QFN-64
LQFP-52
LQFP-48
QFN-48
48
39
36
38
31
29
Multi-function serial interface ch.0 output pin.
This pin operates as SOT0 when it is used in a
47
38
35
UART/CSIO/LIN (operation modes 0 to 3) and
as SDA0 when it is used in an I²C (operation
39
32
30
mode 4).
Multi-function serial interface ch.0 clock I/O pin.
This pin operates as SCK0 when it is used in a
CSIO (operation mode 2) and as SCL0 when it is
46
37
34
used in an I²C (operation mode 4).
Multi-function serial interface ch.1 input pin
35
28
26
Multi-function serial interface ch.1 output pin.
This pin operates as SOT1 when it is used in a
UART/CSIO/LIN (operation modes 0 to 3) and
36
29
27
as SDA1 when it is used in an I²C (operation
mode 4).
Multi-function serial interface ch.1 clock I/O pin.
This pin operates as SCK1 when it is used in a
CSIO (operation mode 2) and as SCL1 when it is
34
27
25
used in an I²C (operation mode 4).
Multi-function serial interface ch.3 input pin
2
2
2
Multi-function serial interface ch.3 output pin.
This pin operates as SOT3 when it is used in a
3
3
3
UART/CSIO/LIN (operation modes 0 to 3) and
as SDA3 when it is used in an I²C (operation
22
-
-
mode 4).
Multi-function serial interface ch.3 clock I/O pin.
This pin operates as SCK3 when it is used in a
4
4
4
CSIO (operation mode 2) and as SCL3 when it is
used in an I²C (operation mode 4).
23
-
-
March 31, 2015, MB9A420L_DS706-00054-2v0-E
21