MC68HC908RK2 Datasheet, PDF (153/158 Pages) Motorola, Inc – Microcontroller Unit

13.10 LVI Characteristics
Characteristics
LVI low battery sense voltage⁽¹⁾
LVI trip voltage⁽¹⁾
LVI trip voltage hysteresis
V_DD slew rate — rising
V_DD slew rate — falling
Response time — SR ≤ SR_max
Response time — SR > SR_max
Enable time (enable to output transition)
Symbol
V_LVS
V_LVR
H_LVR
SR_R
SR_F
t_RESP
t_RESP
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
1.9
1.76
50
—
—
—
—
—
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
—
Note⁽²⁾
µs
—
50
µs
MC68HC908RK2 Data Sheet, Rev. 5.1
Freescale Semiconductor
153