VTRIP
VRVALID
VCC
TRI_RESET#
tGLITCH
SMS8198
tPURST
tRPD
tPURST
Figure 2. Reset Output Timing
tRPD
2036 T fig02 2.0
RESET CIRCUIT AC and DC ELECTRICAL CHARACTERISTICS
TA = -40°C to +85°C
Symbol
VTRIP
tPURST
tRPD
VRVALID
tGLITCH
VOLRS
VOHRS
Parameter
Reset Trip Point
Part no. Suffix
A (or) Blank
B
2.7
Reset Timeout
VTRIP to RESET Output Delay
RESET Output Valid to VCC min. Guarantee
Glitch Reject Pulse Width note 1
RESET Output Low Voltage IOL = 1mA
RESET High Voltage Output IOH = 800µA
Min.
4.250
4.50
2.55
1
Typ.
4.375
4.625
2.65
200
30
Max.
Unit
4.5
V
4.75
V
2.75
V
ms
5
µs
V
ns
0.4
V
2036 5.0 4/18/00
3