Freescale Semiconductor, Inc.
Preliminary Electrical Specifications
17.12 LVI Characteristics
(1)
Symbol
Min
1.95
1.80
50
Typ
2.00
1.85
70
Max
2.05
Unit
V
Characteristic
(1)
V
LVI low battery sense voltage
LVS
(1)
V
1.90
V
LVI trip voltage
LVR
H
LVI trip voltage hysteresis
90
mV
V/µs
V/µs
µs
LVR
V
V
slew rate — rising
slew rate — falling
SR
—
—
0.05
DD
DD
R
SR
—
—
0.10
F
Response time — SR ≤ SR
t
—
—
6.0
max
resp
Response time — SR > SR
t
—
—
See Note 2
50
µs
max
resp
t
Enable time (enable to output transition)
—
—
µs
en
1. The LVI samples VDD, VLVR, and VLVS are VDD voltages.
V
– V
V
– V
2.
DD
LVR
DD
LVR
----------------------------------- –
+ 1.5
-----------------------------------
SR
SR
max
Advance Information
242
MC68HC908RFRK2
MOTOROLA
Preliminary Electrical Specifications
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