UCD90320
ZHCSFI3B –AUGUST 2016–REVISED MAY 2019
www.ti.com.cn
Pin Functions
PIN
I/O
DESCRIPTION
NAME
NO.
ANALOG MONITOR PINS(1)
AMON1
E2
E1
F2
F1
B3
A3
B4
A4
B5
A5
B6
A6
C1
C2
B1
B2
G2
G1
H1
H2
B7
A7
B8
A8
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Analog input monitor pin
AMON2
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
Analog input monitor pin
AMON3
AMON4
AMON5
AMON6
AMON7
AMON8
AMON9
AMON10
AMON11
AMON12
AMON13
AMON14
AMON15
AMON16
AMON17
AMON18
AMON19
AMON20
AMON21
AMON22
AMON23
AMON24
ENABLE PINS
EN1(GPIO)
EN2(GPIO)
EN3(GPIO)
EN4(GPIO)
EN5(GPIO)
EN6(GPIO)
EN7(GPIO)
EN8(GPIO)
EN9(GPIO)
EN10(GPIO)
EN11(GPIO)
EN12(GPIO)
EN13(GPIO)
EN14(GPIO)
EN15(GPIO)
EN16(GPIO)
EN17(GPIO)
EN18(GPIO)
EN19(GPIO)
M9
N9
L10
K10
L9
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
Digital output, rail enable signal or GPIO(2)
Digital output, rail enable signal or GPIO
Digital output, rail enable signal or GPIO
Digital output, rail enable signal or GPIO
Digital output, rail enable signal or GPIO
Digital output, rail enable signal or GPIO
Digital output, rail enable signal or GPIO
Digital output, rail enable signal or GPIO
Digital output, rail enable signal or GPIO
Digital output, rail enable signal or GPIO
Digital output, rail enable signal or GPIO
Digital output, rail enable signal or GPIO
Digital output, rail enable signal or GPIO
Digital output, rail enable signal or GPIO
Digital output, rail enable signal or GPIO
Digital output, rail enable signal or GPIO
Digital output, rail enable signal or GPIO
Digital output, rail enable signal or GPIO
Digital output, rail enable signal or GPIO
K9
N8
M8
L8
K8
N7
M7
K7
L7
N4
N3
K3
K4
J4
(1) TI recommends placing a 200-Ω resistor between analog input and monitor pins.
(2) GPIO: GPI, Command GPO, WDI, WDO, system reset (RESET), FAULT pin for multiple chip cascading
4
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