MK82FN256VLL15 Datasheet, PDF (56/94 Pages) NXP Semiconductors – High performance ARM

Peripheral operating requirements and behaviors
Table 43. VREF full-range operating behaviors
Symbol Description
Min.
Typ.
Max.
Unit
Notes
V_out Voltage reference output with factory trim at
1.1915
1.195
1.1977
V
1
nominal V_DDA and temperature=25C
V_out Voltage reference output — factory trim
1.1584
—
1.2376
V
1
V_out Voltage reference output — user trim
1.193
—
1.197
V
1
V_step Voltage reference trim step
—
0.5
—
mV
1
V_tdrift Temperature drift (Vmax -Vmin across the full
—
—
80
mV
1
temperature range)
I_bg
I_lp
I_hp
ΔV_LOAD
Bandgap only current
Low-power buffer current
High-power buffer current
Load regulation
—
—
80
µA
1
—
—
360
uA
1
—
—
1
mA
1
µV
1, 2
• current = ± 1.0 mA
—
200
—
T_stup Buffer startup time
—
T_{chop_osc_st} Internal bandgap start-up delay with chop
—
up
oscillator enabled
V_vdrift Voltage drift (Vmax -Vmin across the full voltage
—
range)
—
100
µs
—
35
ms
—
2
—
mV
1
1. See the chip's Reference Manual for the appropriate settings of the VREF Status and Control register.
2. Load regulation voltage is the difference between the VREF_OUT voltage with no load vs. voltage with defined load
Table 44. VREF limited-range operating requirements
Symbol Description
T_A
Temperature
Min.
0
Max.
50
Unit
Notes
°C
Table 45. VREF limited-range operating behaviors
Symbol Description
V_out
Voltage reference output with factory trim
Min.
Max.
Unit
1.173
1.225
V
Notes
3.6 Timers
See General switching specifications.
3.7 Communication interfaces
56
Freescale Semiconductor, Inc.
Kinetis K82 Sub-Family, Rev.1, 09/2015.