BA6129AF-E2 Rohm Semiconductor, BA6129AF-E2 Datasheet - Page 7

• Manufacturer Part Number: BA6129AF-E2
• Description: IC RESET W/BATT BACKUP SOP8 TR
• Manufacturer: Rohm Semiconductor
• Type: Battery Backup Circuitr

Specifications of BA6129AF-E2

• Number Of Voltages Monitored: 1
• Output: Open Drain or Open Collector
• Reset: Active Low
• Voltage - Threshold: 3.5V
• Operating Temperature: -20°C ~ 75°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Reset Timeout: -

•
•
(1) Power supply V
These ICs are designed to operate with at V
but can also operate at V
However, the following conditions must be met:
(equation)
{
Memory ICs
Application example
Operation notes
V
V
S
CC
+ V
– V
SH
BAT
< V
< 5V
Vcc
5V
CC
< V
CC
10 F
CCMax.
C
1
CC
values of other than 5V.
10k
R
1
8
1
CC
V
ref
= 5V,
+
+
–
–
7
2
+
–
Fig. 3
6
3
(2) Battery voltage V
These ICs are designed to operate with at V
but can also operate at V
However, the following conditions must be met:
(equation)
where) V
{
V
V
BAT
CC
5
4
– V
< V
V
V
BA6129AF / BA6162 / BA6162F
S
SH
B
BAT
BATTERY
3V
B
: detection voltage
: switching voltage
: detection hysteresis voltage
< 5V
BAT
C
2
BAT
values of other than 3V.
0.01 F
SRAM
V
SRAM
CEB
SRAM
CE
CPU
Reset
DD
BAT
= 3V,
7