SP691ANEB SIPEX [Sipex Corporation], SP691ANEB Datasheet - Page 4

• Manufacturer Part Number: SP691ANEB
• Description: Evaluation Board Manual
• Manufacturer: SIPEX [Sipex Corporation]

Power Supply Connections
Pin 3 – V
Pin 1 – V
and charging diode D1 (see List of Materials).
Pin 4 – GND – connect to negative or ground of +5VDC supply and ground of V+ supply for V
Note: Ensure V
SP691AEB/03
SP691A/693A Pin Assignments
Pin #
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
CC
BATT
– connect to external +5 VDC supply.
Pin Name
LOWLINE
BATT ON
OSC SEL
CE OUT
OSC IN
RESET
RESET
CC
– connect to external V+ supply of 2.8 to 4.0 VDC, or install capacitor C
CE IN
WDO
GND
V
PFO
WDI
V
V
PFI
, V
BATT
OUT
CC
BATT
and GND connections are made before operating device.
Output Supply Voltage
Ground for all Signals
Backup-Battery Input
Input Supply Voltage
Chip-Enable Output
Battery On Output
Power-Fail Output
Chip-Enable Input
Watchdog Output
Power-Fail Input
Oscillator Select
Watchdog Input
Pin Function
Lowline Output
Oscillator Input
RESET Output
RESET Output
SP691A/693A Evaluation Board Manual
4
Active Level
Transitions
HIGH
HIGH
HIGH
LOW
LOW
LOW
LOW
LOW
LOW
NA
NA
NA
NA
NA
NA
© Copyright 2000 Sipex Corporation
Input Pin Points
V
V
V
V
OUT
OUT
OUT
OUT
R1 & R2
& GND
& GND
& GND
& GND
BATT
BATT