STN1110 View Datasheet(PDF) - Unspecified
Part Name
Description
MFG CO.
'STN1110' PDF : 22 Pages View PDF
STN1110
4.1 Pinout Summary
Pin Number
SOIC
SPDIP
QFN-S
Pin Name
1
26 R¯E¯¯S¯E¯T
2
27 ANALOG_IN
3
28 PWM/¯V¯P¯W¯
4
1 ¯V¯P¯W¯_¯R¯X¯
5
2 PWM_RX
6
3 J1850_BUS+_TX
7
4 J¯1¯8¯5¯0¯_¯B¯U¯S¯-¯_¯T¯X
8
5 VSS
9
6 OSC1
10
7 OSC2
11
8 I¯S¯O¯_¯R¯X¯
12
9 S¯L¯E¯E¯¯P
13
10 VDD
14
11 CAN_RX
15
12 CAN_TX
16
13 UART_RX
17
14 UART_TX
18
15 PWR_CTRL
19
16 VSS
20
17 VCAP
21
18 O¯B¯¯D¯_¯T¯X¯_¯L¯E¯D / ¯R¯S¯T¯_¯N¯V¯M¯
22
19 O¯B¯D¯¯_¯R¯X¯_¯L¯E¯D / I¯N¯T
23
20 U¯A¯R¯¯T¯_¯T¯X¯_¯L¯E¯D
24
21 U¯A¯R¯¯T¯_¯R¯X¯_¯L¯E¯D
25
22 ¯IS¯O¯_¯K¯_¯T¯X¯
26
23 ¯IS¯O¯¯_L¯_¯T¯X¯
27
24 AVSS
28
25 AVDD
Pin Type
Pin Description
I, 5V Active low device reset input
A
Analog voltage measurement input
O
SAE J1850 PWM/VPW Bus+ voltage select output
I
Active low J1850 VPW receive input
I
SAE J1850 PWM receive input
O
SAE J1850 Bus+ transmit output
O
Active low SAE J1850 Bus- transmit output
P
Ground reference for logic and I/O pins
I
16.000 MHz oscillator crystal input
O
16.000 MHz oscillator crystal output
I
Active low ISO 9141/ISO 14230 K-line input
I
External sleep control input
P
Positive supply for logic and I/O pins
I, 5V CAN receive input
OD, 5V CAN transmit output
I, 5V UART receive input
OD, 5V UART transmit output
OD, 5V External power control output
P
Ground reference for logic and I/O pins
P
CPU logic filter capacitor connection
Active low OBD transmit activity LED output and
OD/I, 5V active low input to reset non-volatile settings to
factory defaults
OD/O, 5V
Active low OBD receive activity LED or interrupt
output
O
Active low UART transmit activity LED output
O
Active low UART transmit activity LED output
O
Active low ISO 9141/ISO 14230 K-line output
O
Active low ISO 9141/ISO 14230 L-line output
P
Analog ground reference
P
Analog positive supply
Legend:
I – Schmitt trigger input with CMOS levels
A – analog input
O – digital output
OD – open drain output
5V – 5 volt tolerant pin
P – power pin
STN1110DSA
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