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K10P48M50SF0 Datasheet, PDF (44/59 Pages) Freescale Semiconductor, Inc – K10 Sub-Family | |||
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Peripheral operating requirements and behaviors
Table 27. VREF full-range operating behaviors (continued)
Symbol Description
Min.
Typ.
Max.
Unit
Vout Voltage reference output â factory trim
1.1584
â
1.2376
V
Vout Voltage reference output â user trim
1.193
â
1.197
V
Vstep Voltage reference trim step
â
0.5
â
mV
Vtdrift Temperature drift (Vmax -Vmin across the full
â
â
80
mV
temperature range)
Ibg
Bandgap only current
â
â
80
µA
Ilp
Low-power buffer current
â
â
360
uA
Ihp
High-power buffer current
â
â
1
mA
ÎVLOAD Load regulation
⢠current = ± 1.0 mA
µV
â
200
â
Notes
1
1
1
1, 2
Tstup Buffer startup time
â
â
100
µs
Vvdrift Voltage drift (Vmax -Vmin across the full voltage
â
2
â
mV
1
range)
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 28. VREF limited-range operating requirements
Symbol
TA
Description
Temperature
Min.
0
Max.
50
Unit
Notes
°C
Table 29. VREF limited-range operating behaviors
Symbol
Vout
Description
Voltage reference output with factory trim
Min.
Max.
Unit
1.173
1.225
V
Notes
6.7 Timers
See General switching specifications.
6.8 Communication interfaces
K10 Sub-Family Data Sheet, Rev. 4 5/2012.
44
Freescale Semiconductor, Inc.
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