Overview
| Information | Low Power Microprocessor Supervisory with Battery Switch-Over |
|---|---|
| # of Channels | 1 |
| VCC MIN (V) | 1 |
| VCC MAX (V) | 5.5 |
| Reset Threshold (V) | 4.65 |
| Reset Output | Active-low, Active-high |
| Output Driver Type | Push-pull |
| Reset Accuracy (mV) | 125 |
| Special Features | Watchdog Timer, Back-up Battery Switchover, Power Fail-Low Battery Indicator, Chip Enable Gating |
| Watchdog Timeout (s) | Adj |
| Reset Time Delay (ms) | Adj |
| Temperature Range (°C) | 0 to 70,-40 to 85 |
| Package | SOIC-16, WSOIC-16 |
| IQ (µA) typ | 35 |
- Precision 4.65V/4.40V voltage monitoring
- 200ms or adjustable reset time
- 100ms, 1.6s or adjustable watchdog time
- 60µA maximum operating supply current
- 2.0µA maximum battery backup current
- 0.1µA maximum battery standby current
- Power switching
- 250mA output in Vcc mode (0.6Ω)
- 25mA output in battery mode (5Ω)
- On-board gating of chip-enable signals
- Memory write-cycle completion
- 6ns CE gate propagation delay
- Voltage monitor for power-fail or low battery
- Backup-battery monitor
- RESET valid to Vcc=1V
- Pin compatible upgrade to MAX691A / MAX693A
Documentation & Design Tools
All Types
Data Sheets
Application Notes
Product Briefs & Brochures
Symbols & Footprints
User Guides & Manuals
| Type | Title | Version | Date | File Size |
|---|---|---|---|---|
| Data Sheets | SP691A/693A/800L/800M Low Power Microprocessor Supervisory with Battery Switch-Over | 1.0.0 | December 2005 | 248.1 KB |
| Application Notes | AN200, Downloading and Installing CAD Symbols and Footprints with Ultra Librarian | April 2019 | 1.2 MB | |
| User Guides & Manuals | SP691A-693A Evaluation Board Manual | 3.0.0 | November 2007 | 54.1 KB |
| Product Brochures | Power Management Brochure | October 2020 | 2.4 MB | |
| Symbols & Footprints | SP691ACN-L & SP691ACN-L/TR CAD File (.bxl) | September 2018 | 90.9 KB | |
| Symbols & Footprints | SP691ACT-L/TR CAD File (.bxl) | September 2018 | 90.9 KB | |
| Symbols & Footprints | SP691AEN-L/TR CAD File (.bxl) | September 2018 | 90.9 KB |
Parts & Purchasing
| Part Number | Pkg Code | Min Temp | Max Temp | Status | Suggested Replacement | Buy Now | Order Samples | PDN |
|---|---|---|---|---|---|---|---|---|
| SP691ACN | NSOIC16 | 0 | 70 | OBS | ||||
| SP691ACN-L | NSOIC16 | 0 | 70 | Active | Order | |||
| SP691ACN-L/TR | NSOIC16 | 0 | 70 | OBS | SP691ACN-L | |||
| SP691ACN/TR | NSOIC16 | 0 | 70 | OBS | ||||
| SP691ACP | PDIP16 | 0 | 70 | OBS | ||||
| SP691ACP-L | PDIP16 | 0 | 70 | OBS | SP691ACT-L | |||
| SP691ACT | WSOIC16 | 0 | 70 | OBS | ||||
| SP691ACT-L | WSOIC16 | 0 | 70 | OBS | SP691ACT-L/TR | |||
| SP691ACT-L/TR | WSOIC16 | 0 | 70 | Active | Order | |||
| SP691ACT/TR | WSOIC16 | 0 | 70 | OBS | ||||
| SP691AEN | NSOIC16 | -40 | 85 | OBS | ||||
| SP691AEN-L | NSOIC16 | -40 | 85 | OBS | SP691AEN-L/TR | |||
| SP691AEN-L/TR | NSOIC16 | -40 | 85 | Active | Order | |||
| SP691AEN/TR | NSOIC16 | -40 | 85 | OBS | ||||
| SP691AEP | PDIP16 | -40 | 85 | OBS | ||||
| SP691AEP-L | PDIP16 | -40 | 85 | OBS | SP691AET-L | |||
| SP691AET | WSOIC16 | -40 | 85 | OBS | ||||
| SP691AET-L | WSOIC16 | -40 | 85 | OBS | SP691AET-L/TR | |||
| SP691AET-L/TR | WSOIC16 | -40 | 85 | OBS | SP691ACN-L/TR | |||
| SP691AET/TR | WSOIC16 | -40 | 85 | OBS | ||||
| SP691AXN | NSOIC16 | -40 | 85 | OBS | ||||
| SP691AXN-1 | NSOIC16 | -40 | 85 | OBS | ||||
| SP691AXN-2 | NSOIC16 | -40 | 85 | OBS | ||||
| SP691AXP | PDIP16 | -40 | 85 | OBS | ||||
| SP691AXP-1 | PDIP16 | -40 | 85 | OBS | ||||
| SP691AXP-2 | PDIP16 | -40 | 85 | OBS | ||||
| SP691AXT | WSOIC16 | -40 | 85 | OBS | ||||
| SP691AXT-1 | WSOIC16 | -40 | 85 | OBS | ||||
| SP691AXT-2 | WSOIC16 | -40 | 85 | OBS |
Part Status Legend
Active - the part is released for sale, standard product.
EOL (End of Life) - the part is no longer being manufactured, there may or may not be inventory still in stock.
CF (Contact Factory) - the part is still active but customers should check with the factory for availability. Longer lead-times may apply.
PRE (Pre-introduction) - the part has not been introduced or the part number is an early version available for sample only.
OBS (Obsolete) - the part is no longer being manufactured and may not be ordered.
NRND (Not Recommended for New Designs) - the part is not recommended for new designs.
Active - the part is released for sale, standard product.
EOL (End of Life) - the part is no longer being manufactured, there may or may not be inventory still in stock.
CF (Contact Factory) - the part is still active but customers should check with the factory for availability. Longer lead-times may apply.
PRE (Pre-introduction) - the part has not been introduced or the part number is an early version available for sample only.
OBS (Obsolete) - the part is no longer being manufactured and may not be ordered.
NRND (Not Recommended for New Designs) - the part is not recommended for new designs.
Packaging
Notifications
FAQs & Support
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Visit the product page for the part you are interested in. The part's status is listed in the Parts & Purchasing section. You can also view Product Lifecycle and Obsolescence Information including PDNs (Product Discontinuation Notifications).
To visit a product page, type the part into the search window on the top of the MaxLinear website.
In this example, we searched for XRA1201. Visit the product page by clicking the part number or visit the orderable parts list by clicking "Orderable Parts".
The Parts & Purchasing section of the product page shows the Status of all orderable part numbers for that product. Click Show obsolete parts, to see all EOL or OBS products.
