LTC1235CS Linear Technology, LTC1235CS Datasheet - Page 14

• Manufacturer Part Number: LTC1235CS
• Manufacturer: Linear Technology

Specifications of LTC1235CS

• Number Of Elements: 1
• Monitored Voltage 1 (typ): 4.65V
• Battery Backup Switching: Yes
• Watchdog Timer: Yes
• Chip Enable Signals: Yes
• Reset Active Time: 280ms
• Manual Reset: Yes
• Package Type: SOL
• Operating Supply Voltage (min): 4.75V
• Operating Supply Voltage (max): 5.5V
• Reset Threshold Voltage (max): 4.75V
• Reset Threshold Voltage (min): 4.5V
• Power Dissipation: 500mW
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Power Fail Detection: Yes
• Mounting: Surface Mount
• Pin Count: 16
• Supply Current: 1.5mA
• Lead Free Status / Rohs Status: Not Compliant

LTC1235
TYPICAL APPLICATIONS
14
+5V
0.1μF
R1
10k
R2
30k
+3V
1
V
BACKUP
V
Capacitor Backup with 74HC4016 Switch
BATT
CC
Write Protect for Additional RAMs
LTC1235
SYSTEM
74HC4016
10
7
GND
μP
LOW LINE
11
CE OUT
CE IN
V
12
OUT
CS
13
14
100μF
0.1μF
A
2
CS
+5V
C
+
+
CS
20ns
PROPAGATION
DELAY
10μF
B
OPTIONAL CONNECTION FOR
ADDITIONAL RAMs
V
V
CC
BATT
LTC1235
GND
LOW LINE
0.1μF
0.1μF
0.1μF
V
OUT
1235 TA3
CS
V
CS
CS
CS
CS
V
V
CC
CC
62512
CC
RAM
2
1
1
2
62128
RAM
62128
RAM
LTC1235 TA4
0.1μF
A
B
C
1235fa