AS1920-18-T austriamicrosystems, AS1920-18-T Datasheet - Page 9

• Manufacturer Part Number: AS1920-18-T
• Description: IC SUPERVISOR PUSH/PULL SOT23-5
• Manufacturer: austriamicrosystems
• Type: Multi-Voltage Supervisorr

Specifications of AS1920-18-T

• Number Of Voltages Monitored: 3
• Output: Push-Pull, Totem Pole
• Reset: Active Low
• Reset Timeout: 140 ms Minimum
• Voltage - Threshold: 1.683V, 2.805V, Adj
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-5, SC-74A, SOT-25
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AS1920/AS1922
Datasheet - A p p l i c a t i o n I n f o r m a t i o n
Figure 13. Triple-Supply Monitor (3V, 1.8V, Adjustable)
Figure 14. Dual-Supply Monitor (3V and 1.8V; Disable V
Figure 15. Dual-Supply Monitor (3V and Adjustable)
www.austriamicrosystems.com
To ensure threshold accuracy,
set the parallel combination of
To ensure threshold accuracy,
set the parallel combination of
R
1
and R
Adjustable Supply
R
Adjustable Supply
or DC/DC Feed-
or DC/DC Feed-
1
back Divider
back Divider
and R
2
≤ 66.5kΩ
2
≤ 66.5kΩ
1.8V
3V
R
R
1.8V
1
1
3V
3V
R
2
R
2
V
V
V
V
V
V
V
V
V
CC18
CC18
CC18
CCA
CCA
CC3
CC3
CCA
CC3
5
4
3
5
4
3
5
4
3
Revision 1.00
AS1920-18
AS1920-18
AS1920-18
CCA
Input)
1
RESETN
2
GND
1
RESETN
2
GND
1
RESETN
2
GND
System
System
System
Reset
Reset
Reset
9 - 14