scn2681t NXP Semiconductors, scn2681t Datasheet - Page 7

• Manufacturer Part Number: scn2681t
• Description: Dual Asynchronous Receiver/transmitter Duart
• Manufacturer: NXP Semiconductors

1. Parameters are valid over specified temperature range. See Ordering information table for applicable operating temperature range and V
2. All voltage measurements are referenced to ground (GND). For testing, all inputs except X1/CLK swing between 0.4 V and 2.4 V with a
3. Typical values are at +25 C, typical supply voltages, and typical processing parameters.
4. Test conditions for outputs: C
Philips Semiconductors
AC ELECTRICAL CHARACTERISTICS
NOTES:
2004 Mar 22
Dual asynchronous receiver/transmitter (DUART)
supply range.
transition time of 20 ns maximum. For X1/CLK this swing is between 0.4 V and 4.0 V. All time measurements are referenced at input
voltages of 0.8 V and 2.0 V and output voltages of 0.8 V and 2.0 V as appropriate.
t
RES
SYMBOL
SYMBOL
Reset pulse width
L
= 150 pF, except interrupt outputs. Test conditions for interrupt outputs: C
RESET
1, 2, 3, 4
PARAMETER
PARAMETER
Figure 3. Reset Timing
t
RES
7
SD00028
Min
1.0
L
= 50 pF, R
LIMITS
L
Max
= 2.7 k to V
SCN2681T
Product data
CC
UNIT
UNIT
.
s
CC