ADUCM350 Datasheet, PDF (9/41 Pages) Analog Devices – 16-Bit Precision, Low Power Meter On A

ADuCM350
Data Sheet
Flash/General-Purpose Flash
Table 12. Flash/General-Purpose Flash Specifications
Parameter
Min
Typ
FLASH/GP FLASH
Endurance¹
20,000
Erase Time
20
Program Time
20
Data Retention²
100
Max
Unit
Test Conditions/Comments
Cycles
ms
µs
Years
@ 1.8 V
@ 1.8 V
Below room temperature
1 _{Endurance is qualified to 10,000 cycles as per JEDEC Std. 22 Method A117 and measured at −40°C, +25°C, and +125°C. Typical endurance at 25°C is 170,000 cycles.}
2 _{Retention lifetime equivalent at junction temperature (TJ) = 85°C as per JEDEC Std. 22 Method A117. Retention lifetime derates with junction temperature.}
Digital Inputs/Outputs: Specified
Specified pin supply range from 2.5 V to 3.6 V.
Table 13. Digital Inputs and Outputs¹ Specifications
Parameter
Min
Typ
PIN SUPPLY
2.5
3
Impedance
Pull-Down
20
Pull-Up
15
Internal Pull-Up/Pull-Down Enabled Leakage²
200
Digital I/O Leakage Current
.01
Input Capacitance
10
Input Voltage
Low (VINL)
High (VINH)
0.7 × pin supply
Output Voltage
Low (VOL)
VOL High Drive
High (VOH) ³
0.4
Pin supply − 0.4
VOH High Drive
2.4
1 _{Includes GPIO, debug, SPI, I}2_{C, PDI, LCD, I}2_{S, and beeper.}
2 _{See Table 35 for details regarding bumps/pins that have pull-up resistors.}
3 _I2_{C does not drive out a high voltage; it uses external pull-up resistors.}
Max
Unit Test Conditions/Comments
3.6
V
kΩ ISINK < 10 µA
kΩ ISOURCE < 10 µA
µA
1
µA
pF
0.3 × pin supply V
V
0.4
V
ISINK = 1.0 mA
V
ISINK = 1.6 mA
V
ISOURCE = 1.0 mA
V
ISOURCE = 1.6 mA
Digital Inputs/Outputs: Functional
Functional pin supply range from 1.65 V to 2.5 V.
Table 14. Digital Inputs/Outputs: Functional Specifications
Parameter
Min Typ
Max
PIN SUPPLY
Input Voltage
1.65
2.5
Low (VINL)
0.3 × pin supply
High (VINH)
Output Voltage
0.7 × pin supply
Low (VOL)
0.45
High (VOH) ¹
Pin supply − 0.5
1 _I2_{C does not drive out a high voltage; it uses external pull-up resistors.}
Unit Test Conditions/Comments
V
V
V
V
ISINK = 1.0 mA
V
ISOURCE = 1.0 mA
Rev. A | Page 8 of 40