Active Vcc=3V, 1MHz, Mega32L | typ 1.1 | .. |
Active Vcc=3V, 4MHz, Mega32L | typ 3.8 | max 5 |
Active Vcc=5V, 8MHz, Mega32 | typ 12 | max 15 |
Idle Vcc=3V, 1MHz, Mega32L | typ 0.35 | .. |
Idle Vcc=3V, 4MHz, Mega32L | typ 1.2 | max 2.5 |
Idle Vcc=5V, 8MHz, Mega32 | typ 5.5 | max 8 |
Power down, Vcc=3V, WDT enabled | typ < 0.01 | max 0.02 |
Power down, Vcc=3V, WDT disabled | typ < 0.001 | max 0.01 |
Active Vcc=3V, 1MHz, Tiny26L | typ 0.7 | .. |
Active Vcc=3V, 4MHz, Tiny26L | typ 2.5 | max 6 |
Active Vcc=5V, 8MHz, Tiny26 | typ 8 | max 15 |
Idle Vcc=3V, 1MHz, Tiny26L | typ 0.18 | .. |
Idle Vcc=3V, 4MHz, Tiny26L | typ 0.75 | max 2 |
Idle Vcc=5V, 8MHz, Tiny26 | typ 3.5 | max 7 |
Power down, Vcc=3V, WDT enabled | typ 7.7uA | max 15uA |
Power down, Vcc=3V, WDT disabled | typ 0.3uA | max 3uA |
Active Vcc=2V, 1MHz, Mega324P | typ 0.5 | max 0.5 |
Active Vcc=3V, 4MHz, Mega324P | typ 2.5 | max 2.7 |
Active Vcc=5V, 8MHz, Mega324P | typ 8.7 | max 9 |
Idle Vcc=2V, 1MHz, Mega324P | typ 0.1 | max 0.15 |
Idle Vcc=3V, 4MHz, Mega324P | typ 0.6 | max 0.7 |
Idle Vcc=5V, 8MHz, Mega324P | typ 2.5 | max 4 |
Power save 32kHz, Vcc=1.8V | typ 0.5uA | |
Power save 32kHz, Vcc=3V | typ 0.6uA | |
Power down, Vcc=3V, WDT enabled | typ 4.3uA | max 8uA |
Power down, Vcc=3V, WDT disabled | typ 0.2uA | max 2uA |
Active Vcc=3V, 1MHz, Mega64L | max 5 | |
Active Vcc=5V, 8MHz, Mega64 | max 20 | |
Idle Vcc=3V, 4MHz, Mega64L | max 2 | |
Idle Vcc=5V, 8MHz, Mega64 | max 12 | |
Power down, Vcc=3V, WDT enabled | typ 10uA | max 20uA |
Power down, Vcc=3V, WDT disabled | typ 4uA | max 10uA |
battery type | lifetime @ 100uA | lifetime @ 1mA | lifetime @ 10mA |
Lithium Vanadiumpentoxyd 30mAh 2% p.a. |
300h or 12.5 days |
N/A - exceeds spec | N/A - exceeds spec |
Lithium CR2032 225mAh shelf life 5 years |
2250h or 93 days or 3 months |
225h or 9 days |
22h or 1 day |
LiPolymer 500mAh | 5000h or 208 days or 7 months |
500h or 21 days |
50h or 2 days |
LiPolymer 3Ah | 30000h or 1250 days or 3.4 years |
3000h or 125 days or 4 months |
300h or 12.5 days |
type | supply current | frequency [kHz] |
LT1934, 250mA stepdown | 12uA burst | unknown |
LTC3405A, 300mA sync stepdown | 20uA sleep 300uA active |
1500 |
LT3406, 600mA stepdown | 20uA sleep 300uA active |
1500 |
LT3440, 600mA sync buck-boost | 25uA burst 600uA active |
300-2000 |
TPS62056, 3.3V 800mA sync stepdown | 12uA burst 1.5uA shutdown |
850 |
TPS62102, 0.8 to 8V 500mA sync stepdown | 220uA burst 1uA shutdown |
1000 |
TPS62202, 1.8V 300mA sync stepdown | 15uA burst 0.1uA shutdown |
1000 |
as reference MC34063A, 1.5A stepdown |
max 4.0mA | 100 |
as reference LP2951, 150mA linear LDO |
75uA quiescent @ 100uA load 8mA quiescent @ 100mA load |
N/A |
RTC | RAM | interface | supply | case | additional |
DS1302 | 31 bytes | 3-wire | 2.0 to 5.5V 300nA @2V |
DIP8, SO8 | |
DS1305 | 96 bytes | 3-wire | 2.0 to 5.5V 300nA @2V |
DIP16, TSSOP20 | dual interrupt on time match, programmable trickle charge battery |
DS1306 | 96 bytes | SPI & 3-wire | 2.0 to 5.5V 400nA @2V |
DIP16, TSSOP20 | 1Hz & 32768Hz output, dual interrupt on time match, programmable trickle charge battery |
DS1307 | 56 bytes | I^2C | 2.0 to 5.5V 500nA @2V |
DIP8, SO8 | programmable squarewave 1Hz, 4k, 8k & 32kHz out |
DS1337 | 7 bytes | I^2C | 1.8 to 5.5V 425nA @ < 1.8V |
DIP8, SO8 | programmable squarewave 1Hz, 4k, 8k & 32kHz out, 2 programmable Alarms |
DS12887 | 114 bytes | parallel muxed bus | 4.5 to 5.5V battery included 10 years lifetime |
DIP24 | programmable squarewave 2Hz to 8kHz out, interrupt on time match |