RF60 Datasheet, PDF (30/157 Pages) –

RF60 CRYSTAL-LESS SOC TRANSMITTER v1.0
Table 7.5. Low Battery Detector Characteristics
(TA = 25° C, VDD = 3.3 V, RL = 600 Ω, unless otherwise noted)
Parameter
Battery Voltage Measurement
Accuracy
Symbol
Test Condition
Min Typ Max Unit
—
2
—%
Table 7.6. Optional Crystal Oscillator Characteristics
(TA = 25° C, VDD = 3.3 V, RL = 600 Ω, unless otherwise noted)
Parameter
Symbol
Test Condition
Min Typ Max Unit
Crystal Frequency Range
GPI0 configured as crystal 10
—
oscillator
13 MHz
Input Capacitance (GPIO0)
GPI0 configured as crystal
—
5
oscillator
— pF
Crystal ESR
GPI0 configured as crystal
—
—
50 Ω
oscillator
Frequency Error Contribution
— ±10
— ppm
Start-up Time
Crystal oscillator only,
60 mH motional arm
inductance
—
9
— ms
Table 7.7. EEPROM Characteristics
Parameter
Conditions
Min
Typ
Program Time
Maximum Count per Counter
Write Endurance (per bit)*
Independent of number of bits
changing values
Using API
—
8
1000000
50000
—
Note: *API uses coding technique to achieve write endurance of 1M cycles per bit.
Max
40
—
Units
ms
cycles
cycles
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