MC68HC908RF2 Datasheet, PDF (247/254 Pages) Motorola, Inc – HCMOS Microcontroller Unit

17.12 LVI Characteristics
Characteristic⁽¹⁾
Symbol
LVI low battery sense voltage⁽¹⁾
V_LVS
LVI trip voltage⁽¹⁾
V_LVR
LVI trip voltage hysteresis
H_LVR
V_DD slew rate — rising
SR_R
V_DD slew rate — falling
SR_F
Response time — SR ≤ SR_max
t_resp
Response time — SR > SR_max
t_resp
Enable time (enable to output transition)
t_en
1. The LVI samples V_DD, V_LVR, and V_LVS are V_DD voltages.
2. _{-V----D---S-D---R---}^–_{--m---V--a--L--x--V----R--- – -V----D-----D----S-}^–_{---R--V----L----V----R--- + 1.5}
Min
1.90
1.76
50
—
—
—
—
—
Preliminary Electrical Specifications
LVI Characteristics
Typ
Max
Unit
2.00
2.15
V
1.85
2.00
V
70
90
mV
—
0.05
V/µs
—
0.10
V/µs
—
6.0
µs
—
See Note 2
µs
—
50
µs
MC68HC908RF2 — Rev. 1
MOTOROLA
Preliminary Electrical Specifications
Advance Information
247