U6813B ATMEL Corporation, U6813B Datasheet - Page 3

• Manufacturer Part Number: U6813B
• Description: U6813b Fail-safe Ic With High-side And Relay Driver
• Manufacturer: ATMEL Corporation

2. Pin Configuration
Figure 2-1.
Table 2-1.
4543B–AUTO–10/05
Pin
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
Symbol
RELO
GND
P-RES
N-RES
P-EN
N-EN
V
CAPI
FETO
WDC
WDI
FETI
RELI
V
SGND
3.3V
S
CC
Pinning SO16
Pin Description
Description
Open-collector output driver
Supply
Digital output
Digital output
Digital output
Digital output
Battery supply
Analog input
Power FET output
Analog input
Digital input
Digital input
Digital input
Supply
Supply
Analog input
N-RES
P-RES
RELO
P-EN
N-EN
CAPI
GND
V
S
Function
Fail-safe relay driver
General ground
Positive reset signal
Negative reset signal
Positive enable signal
Negative enable signal
Voltage for charge pump
Input bootstrap capacitor
High voltage for N-channel FET
External RC for watchdog timer
Watchdog trigger signal
Activation of power FET
Activation of relay driver
5-V supply
Sense ground, reference for V
3.3-V supply
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
3.3V
SGND
V
RELI
FETI
WDI
WDC
FETO
CC
CC
and 3.3 V
Type
Driver on: L
Reset: H
Reset: L
Enable: H
Enable: L
Pulse sequence
FET on: H
Driver on: H
U6813B
3